• Father of the computer – Charles Babbage.
  • Father of the modern computer – Alan Turing.
  • Basic Architecture of Computer: John Von Neumann (1947-49).
  • First Programmer: Lady Ada Lovelace (1880).
  • First Electronic Computer: ENIAC (1946) – J.P. Eckert & J.W. Mauchly.
  • The first computer for the home user introduced – IBM in 1981.

https://en.wikipedia.org/wiki/Glossary_of_computer_hardware_terms#D-cache

 

 

Full form of Computer:

  • C – Commonly
  • O – Operated
  • M – Machine
  • P – Particularly
  • U – Used for
  • T – Technical
  • E-Education
  • R – Research

 

Characteristics of Computer

  • Speed
  • Accuracy
  • Storage
  • Diligence
  • Versatility
  • Automation

 

 

  • Which of the following is known as computer chassis ?
    • Keyboard
    • Mouse
    • Computer Case
    • CPU

 

  • Which of the following belongs to Computer Hardware
    • Computer case
    • central processing unit (CPU),
    • Random Access memory (RAM),
    • Monitor, mouse,
    • keyboard,
    • computer data storage,
    • graphics card,
    • sound card,
    • speakers
    • motherboard
    • All of the above

 

  • Hardware is typically directed by the Software to
    • Supply power to the system
    • Execute any command or instruction

 

  • ISA means
    • Instruction Structure Architecture
    • Instruction Set Architecture
    • Induction set architecture
    • instruction Stable Architecture

 

  • Which of the following is Computer architecture ?
    • ISA
    • IAS
    • IPS
    • AIS

 

  • ______ includes the study and experimentation of algorithmic processes and development of both hardware and software ?
    • Computing

 

  • The template for all modern computers is
    • the Von Neumann architecture

================================================================================================

  • Types of computer systems
    • Personal computer
    • Mainframe computer
    • Departmental computing
    • Supercomputer
    • All of the above

 

Personal computer:

  • Multi-purpose microcomputer whose size, capabilities, and price make it feasible for individual use
  • Microcomputer
    • small, relatively inexpensive computer having a central processing unit (CPU) made out of a microprocessor
    • includes memory and input/output (I/O) circuitry together mounted on a printed circuit board (PCB)

 

  • During Which year Micrcomputer became popular ?
    • 1960s and 1970s
    • 1950s and 1960s
    • 1970s and 1980s

 

  • Which of the following is Minicomputer ?
    • Personal computer
    • Mainframe computer
    • Departmental computing
    • Supercomputer

===============================================================================================

Hardware upgrade

  • Upgrade means
    • replacement of hardware,
    • replacement of software or
    • replacement of firmware with a newer or better version

 

  • Upgrading process is in
    • Computing
    • Consumer Electronics (equipment intended for everyday use, typically in private homes)

 

  • Consumer Electronics devices include those used for
    • Entertainment (flatscreen TVs, television sets, MP3 players, video recorders, DVD players, radio receivers, etc.)
    • Communications (telephones, cell phones, e-mail-capable personal computers, desktop computers, laptops, printers, paper shredders, etc.)
    • Recreation (digital cameras, camcorders, video game consoles, ROM cartridges, remote control cars, Robot kits, etc.).

 

  • Why upgrade is needed?
    • in order to bring the system up to date or to improve its characteristics.

 

  • Computer Hardware upgrade means ?
    • adding new or additional hardware to a computer 
    • replacement of firmware

 

  • How Hardware upgrade helpful ?
    • that improves its performance
    • increases its capacity
    • adds new features
    • All of the above

 

  • Replacing hard drive SSD to boost performance is an example of
    • Hardware troubleshooting
    • Hardware Upgrade
    • Software Upgrade
    • Non of the these

 

  • _______________ is process of replacing a product with a newer version of the same product
    • Upgrading
    • Degrading
    • Lowering
    • Boosting

 

  • Examples of common hardware upgrades include
    • Installing additional memory (RAM),
    • Adding larger hard disks,
    • Replacing microprocessor cards or graphics cards, and
    • Installing new versions of software
    • a USB 3.0 expansion card to fully use USB 3.0 devices
    • could upgrade the Graphics Processing Unit (GPU) for cleaner,
    • more advanced graphics
    • more monitors.

 

  • Why Performing hardware upgrades is necessary for aged computers ?
    • to meet a new, or updated program’s system requirements

 

  • What happens Installing additional memory (RAM) ?
    • computer can store additional temporary data
    • retrieve such data at a faster rate
    • All of the above

 

  • Upgrades of hardware involve a risk that
    • new hardware will not be compatible with other pieces of hardware in a system

 

  • Example of risk involved in Upgrades of hardware
    • an upgrade of RAM may not be compatible with existing RAM in a computer.
    • Other hardware components may not be compatible after either an upgrade or downgrade, due to the non-availability of compatible drivers for the hardware with a specific operating system.
    • Conversely, there is the same risk of non-compatibility when software is upgraded or downgraded for previously functioning hardware to no longer function

==============================================================================================

Efforts for minimizing computer hardware waste

  • Which of the following agency encourages the collection and recycling of computer hardware in US ?
    • EPA
    • EPS
    • EAS
    • PRS

 

  • Ecycling refers to
    • initiative by the United States Environmental Protection Agency (EPA) which refers to donations, reuse, shredding and general collection of used electronics.

 

  • World markets with lower disposable incomes, consider 75% repair and reuse to be valuable enough to justify 25% disposal.
    • TRUE
    • FALSE

 

  • Recycling a computer is made easier by a few of the national services, such as Dell and Apple.
  • Both companies will take back the computer of their make or any other make.
  • Otherwise a computer can be donated to Computer Aid International which is an organization that recycles and refurbishes old computers for hospitals, schools, universities, etc
  • EPA stands for
    • Executive Protection Agency
    • Environmental Power Agency
    • Educational Protection Agency
    • Environmental Protection Agency

==============================================================================================

Important Questions:

  • A light-sensitive device that converts the printed text, drawing, or other images into digital form is called ____.
    • Plotter
    • Printer
    • Scanner
    • OMR

OMR (Optical Mark Recognition) and OCR (Optical Character Recognition) are two methods of getting information from paper into a digital format

================================================================================================

To view any currently running Terminate Stay Resident (TSR’s) programs you could type:

A. Memory
B. MEM
C. SYS /M
D. Memmaker
E. None of the above

================================================================================================

  • Which of the following is not an input device?
    • Video Display Unit
    • Keyboard
    • Monitor
    • Light Pen

Examples of input devices include keyboards, mouse, scanners, cameras, joysticks, and microphones

  • Video Display Unit :a machine with a screen which is used to display information from a computer.

================================================================================================

  • What is the possible cause for the mouse pointer moves erratically.
      • In correct IRQ setting (interrupt request)
    • The virus in the system
    • Mouse ball is dirty
    • Driver is not installed properly

IRQ: hardware signal sent to the processor that temporarily stops a running program and allows a special program,

used to handle events such as receiving data from a modem or network card, key presses, or mouse movements.

================================================================================================

  • Which of the below Specialized program allows user to utilize in a specific application is classified as
    • Application programs
    • Relative programs
    • Relative programs
    • Replicate programs

================================================================================================

ESD would cause the most damage to which component?

A. Power supply
B. Expansion board
C. Monitor
D. Keyboard
E. None of the above

================================================================================================

____ is known as the translator for low-level programming language (used to write programs that relate to the specific architecture and hardware of a particular type of computer)

Compiler
Linker
Loader
Assembler

Compiler:

  1. converts the whole program in one session and reports errors detected after the conversion.
  2. Compiler takes time to do its work as it translates high-level code to lower-level code all at once and then saves it to memory.
  3. A compiler is processor-dependent and platform-dependent.
  4. It has been addressed by alternate names as the following:
      1. special compiler,
      2. cross-compiler and,
      3. source-to-source compiler

Linker:

Computer system program that takes one or more object files which is generated by a compiler or an assembler and combines them into a single executable file, library file, or another “object” file.

Loader :  part of an operating system that is responsible for loading programs and libraries

Assembler : program that takes basic computer instructions and converts them into a pattern of bits that the computer’s processor can use to perform

================================================================================================

VDU

Video Display Unit

  • Information travels between components to Motherboard through?
    • CMOS (complementary metal-oxide semiconductor)
    • Busses
    • Bays
    • Flash memory

Computer bus is also known as a local bus, data bus, or address bus, a bus is a link between components or devices linked to a computer. A bus, for instance, carries data through the motherboard between a CPU (Central Processing Unit) and the system memory

BIOS is the program that starts a computer up, and the CMOS is where the BIOS stores the date, time, and system configuration details it needs to start the computer.

The BIOS is a small program that controls the computer from the time it powers on until the time the operating system takes over

================================================================================================

The data bus is ___ directional.

Single directional
Multi-directional
Bidirectional
None of the above

================================================================================================

What product is used to clean smudged keys on a keyboard?

A. TMC solvent
B. Silicone spray
C. Denatured alcohol
D. All-purpose cleaner
E. None of the above

================================================================================================

The resolution of Laser Printers are specified in terms of __?

  • CPM
  • PPM
  • DPI – (Dots Per Inch)
  • LPM

================================================================================================

  • When referring to instruction words, a mnemonic is:

a short abbreviation for the data word stored at the operand address
a short abbreviation for the operand address
shorthand for machine language
a short abbreviation for the operation to be performed

term, symbol or name used to define or specify a computing function.

Mnemonics are used in computing to provide users with a means to quickly access a function, service or process, bypassing the actual more lengthy method used to perform or achieve it

Ex: in x86 assembly language, CMP is used to represent the “compare” instruction and JE for “jump if equal.”

================================================================================================

  •  _____ is the translator which performs macro expansion tasks.
  1. Macro preprocessor
  2. Macro processor
  3. Macro pro-processor
  4. Assembler

================================================================================================

In laser printer technology, what happens during the conditioning stage?

A. The corona wire places a uniform positive charge on the paper
B. A uniform negative charge is placed on the photosensitive drum
C. A uniform negative charge is placed on the toner
D. All of the above
E. None of the abov

================================================================================================

DASD is an acronym of _____

  1. Data Access Storage Device
  2. Device Access to Stored Data
  3. Data Assembling Storage Disk
  4. Data Assemble in Stored Device
  5. Direct Access Storage Device

================================================================================================

Example of Secondary Memory are

Hard disk

Floppy Disk

Magnetic Tapes

Ans: All

Secondary memory is also known as External memory or Auxiliary memory.

========================================================================================

Example of Primary Memory are

RAM

ROM

Cache memory

PROM

EPROM

Registers

All

Ans: All

Primary memory is also known as Main memory or Internal memory.

========================================================================================

____Memory of Computer memory is Permanent

Primary

Secondary

None

Ans: B

========================================================================================

____Memory of Computer memory is directly accessible by CPU

Primary

Secondary

None

Ans: A

========================================================================================

Which is the secondary memory of the Data processing system?

  1. CPU
  2. Hard Disk
  3. Floppy Disk
  4. ALU

========================================================================================

____________a hardware or software component that stores data so that future requests for that data can be served faster

Cache

the data stored in a cache might be the result of an earlier computation or a copy of data stored elsewhere

========================================================================================

========================================================================================

Examples of hardware caches

  1. CPU cache
  2. GPU cache
  3. DSPs cache
  4. None

CPU:

Small memories on or close to the CPU can operate faster than the much larger main memory

Examples of caches with a specific function are the D-cache and I-cache and the translation lookaside buffer for the MMU.

GPU:

Earlier graphics processing units (GPUs) often had limited read-only texture caches, and introduced Morton order swizzled textures to improve 2D cache coherency.

DSPs

Earlier designs used scratchpad memory fed by DMA, but modern DSPs such as Qualcomm Hexagon often include a very similar set of caches to a CPU

========================================================================================

MMU

  1. Memory Management Unit
  2. x
  3. y
  4. None

========================================================================================

As Humans are called Homo Sapiens, _____ is called the Silico Sapiens.

  1. Computers
  2. Robots
  3. Hardware
  4. Monitors

================================================================================================

Set of programs which consist of a full set of documentation is termed as

  1. Bus packages
  2. File packages
  3. Database packages
  4. Software packages

================================================================================================

A program in execution is called a ____.

  1. Programming
  2. Process
  3. High-level Language reading
  4. Data releasing

================================================================================================

Which standard govern parallel communications?

A. RS232
B. RS-232a
C. CAT 5
D. IEEE 1284
E. None of the above

================================================================================================

 A device that is used to transmit data over telecommunications lines is called ____.

  1. Drive bays
  2. Data Busses
  3. Drive platforms
  4. Modems

================================================================================================
A wrist grounding strap contains which of the following:

A. Surge protector
B. Capacitor
C. Voltmeter
D. Resistor
E. None of the above

================================================================================================ For comparison and calculations, the computer uses ____

  1. CPU
  2. ALU
  3. Control Units
  4. Processors

================================================================================================

In a typical computer operation, which of the following memories is put in use?

  1. ROM – (ROM is non-volatile memory that permanently stores instructions for your computer.)
  2. HDD
  3. CND – (Computer Network Defense – Actions taken to defend against unauthorized activity within computer networks.)
  4. RAM – (volatile memory that temporarily stores the files you are working on)

ROM includes the most basic programming needed to start a computer, often referred to as Basic Input/Output System (BIOS).

Storage technology that permanently stores data in a chip built into computers and other electronic devices

ROM retains its memory even after the computer is turned off.

For example, ROM stores the instructions for the computer to start up when it is turned on again.

================================================================================================

The basic goal of computer processors is to convert the given data into ____

  1. Programs
  2. Information
  3. Contents of Main memory
  4. Texts, Tables and Graphs

================================================================================================

Which among the following is not a peripheral hardware device in a computer system?

  1. Keyboard
  2. Optical Drive
  3. Printer
  4. HDD

peripheral hardware : all hardware components that are attached to a computer and are controlled by the computer system, but they are not the core components of the computer, such as the CPU or power supply unit

Input peripheral: Sends data or instructions to computer

  • Mouse, Keybaord, Image Scanner, Barcode reader, Light pen, Microphone, Digital Camera, Dance pad, ROM

Output peripheral: Provides output to computer

  • Monitors, projectors, scanners, printers, headphones, speakers

================================================================================================

A hard disk is divided into tracks which are further subdivided into:

A. clusters
B. sectors
C. vectors
D. heads
E. None of the above

================================================================================================

When installing PCI NICS you can check the IRQ availability by looking at

A. dip switches
B. CONFIG.SYS
C. jumper settings
D. motherboard BIOS
E. None of the above

================================================================================================

Computers process data under the control of sets of instructions called____.

  1. Computer data
  2. Computer programs
  3. Computer buses
  4. Computer instructions

================================================================================================

A microprocessor unit, a memory unit, and an input/output unit form a ____.

  1. Microcomputer
  2. CPU
  3. Compiler
  4. ALU

================================================================================================

Which Motherboard form factor uses one 20 pin connector

A. ATX
B. AT
C. BABY AT
D. All of the above
E. None of the above

================================================================================================

The software used to drive microprocessor-based systems is known as ___

  1. Firmware
  2. Assembly language programs
  3. Flowchart instructions
  4. Machine language tools
  5. BASIC interpreter instructions

================================================================================================

In general, the term RAM refers solely to solid-state memory devices (either DRAM or SRAM), and more specifically the main memory in most computers

================================================================================================

DRAM stands for _____

Dynamic Random Access Memory

================================================================================================

SRAM stands for _____

Static random-access memory

================================================================================================

================================================================================================

Missing slot covers on a computer can cause?

A. over heat
B. power surges
C. EMI.
D. incomplete path for ESD
E. None of the above

The slot covers on a computer reduce the dust build up inside the computer. So the slot covers should be present in proper place. The missing covers can disrupt the airflow design of the case and cause overheating problems. Missing slot reduce air flow & cause heating problems.

================================================================================================

How many bits are used in the data bus?

  1. 7
  2. 9
  3. 8
  4. 16

1 byte = 8 bits
1 kilobyte (K / Kb) = 2^10 bytes = 1,024 bytes
1 megabyte (M / MB) = 2^20 bytes = 1,048,576 bytes
1 gigabyte (G / GB) = 2^30 bytes = 1,073,741,824 bytes
1 terabyte (T / TB) = 2^40 bytes = 1,099,511,627,776 bytes
1 petabyte (P / PB) = 2^50 bytes = 1,125,899,906,842,624 bytes
1 exabyte (E / EB) = 2^60 bytes = 1,152,921,504,606,846,976 bytes

 

Metric system

1 MB = 1,000,000 bits/bytes
1 kb = 1,000 bits/bytes
1 bit/byte

================================================================================================

What could cause a fixed disk error.

A. No-CD installed
B. bad ram
C. slow processor
D. Incorrect CMOS settings
E. None of the above

Hard disk errors are typically caused by power outages, hardware failures, poor system maintenance, viruses, or human error. To fix disk errors, you can use the Chkdsk tool found in Windows operating systems.

================================================================================================

From what location are the 1st computer instructions available on boot up?

  • ROM BIOS
  • CPU
  • boot.ini
  • CONFIG.SYS

To boot up is to start up a computer system by providing it with the required electrical power and loading the startup services until the operating system is

================================================================================================

our customer tells you the print quality of their dot matrix printer is light then dark. Which of the following could cause the problem.

A. Paper slippage
B. Improper ribbon advancement
C. Paper thickness
D. Head position
E. None of the above

================================================================================================

Which peripheral port provides the FASTEST throughput to laser printers?

A. RS-232
B. SCSI
C. Parallel
D. Serial
E. None of the above

================================================================================================

When measuring AC (Alternating Current) with a multimeter, it is important to maintain the proper polarity.

A. True
B. False

================================================================================================

What is a common language that computers use to talk with one another on a network

A. client
B. adapter
C. protocol
D. operating systems
E. None of the above

================================================================================================

 

================================================================================================

Most PCs give a single beep on bootup to indicate they are ok hardware wise. You boot your PC and don’t get a beep. What should you check first?

A. system board
B. RAM
C. microprocessor
D. power supply
E. speaker

================================================================================================

On a dot matrix printer, you should never lubricate which part?

A. carriage rails
B. printhead pins
C. paper advance bearings
D. carriage bearings
E. None of the above

================================================================================================

What expansion types do most pll/plll motherboards support?

A. MCA, PCI
B. ISA, EISA
C. ISA, PCI, AGP
D. ISA, VESA, PCI

================================================================================================

When measuring AC (Alternating Current) with a multimeter, it is important to maintain the proper polarity.

A. True
B. False

================================================================================================

What’s the best way to protect your hard drive data?

A. regular backups
B. periodically defrag it
C. run chkdsk at least once a week
D. run scandisk at least once a week
E. run a regular diagnostic

================================================================================================

Suppose that you have a the maintenance package identifies several possible field replaceable units (FRUs) that will resolve the problem. What should you do after turning the power off?

A. Replace the indicated parts, one at a time in the recommended sequence, until the problem is resolved; return unused FRUs to stock
B. Replace all of the indicated FRUs at once and return the machine to the customer if the problem is resolved
C. Follow the same procedure as in ays replace the system board first if it is on the list of possible FRUs If multiple FRUs are indicated, then software is the most likely source of the problem
D. None of the above

================================================================================================

On the 16-bit ISA bus, IRQ2 is elevated to which higher level Interrupt?

A. 9
B. 11
C. 13
D. 15
E. None of the above

================================================================================================

The terms “red book”, “yellow book”, and “orange book” refer to:

A. SCSI
B. ide
C. floppy drive technology
D. CD-ROM standards
E. All of the above

================================================================================================

The 34-pin connection on an I/O card is for?

A. Floppy drive
B. SCSI drive
C. IDE drive
D. Zip drive
E. None of the above

================================================================================================

After doing a low-level format, what would be the next step in configuring the hard drive in a system?

A. Format DOS partition
B. Install operating system
C. Configure DMA channel and back-up interrupt
D. Partition had disk
E. None of the above

================================================================================================

Which type of system board is the MOST likely candidate for processor upgrading if you want maximum performance and future compatibility?

A. ML
B. PCI
C. ISA
D. EISA
E. None of the above

================================================================================================

You have a system that periodically locks up. You have ruled out software, and now suspect that it is hardware. What should you do first that could help you narrow it down to the component at fault?

A. rotate the RAM
B. replace the RAM
C. replace the level 2 cache SIMM
D. disable the CPU cache in CMOS
E. replace the CPU

================================================================================================

What beep codes could indicate a system board or power supply failure?

A. steady short beep
B. no beep
C. one long continuous beep tone
D. steady long beeps
E. All of the above

================================================================================================

Which part of the laser printer should NOT be exposed to sunlight?

A. Transfer corona assembly
B. PC drum
C. Primary corona wire
D. Toner cartridge
E. None of the above

================================================================================================

To view any currently running Terminate Stay Resident (TSR’s) programs you could type:

A. Memory
B. MEM
C. SYS /M
D. Memmaker
E. None of the above

================================================================================================

IRQ6 is typically reserved for:

A. The floppy
B. The keyboard controller
C. LPT2
D. The modem
E. None of the above

================================================================================================

n a computer with an eide adapter, where should you connect an ATA CD-ROM drive?

A. on the floppy bus
B. on the primary IDE
C. on the secondary IDE
D. on the SCSI bus
E. All of the above

================================================================================================

What is the highest binary number that can be referred to on a three position jumper block?

A. 4
B. 6
C. F
D. 1
E. None of the above

================================================================================================

What is the first thing you could do to check for damage to a printer after receiving it?

A. Run MSD diagnostics
B. Attach it to a PC and print something
C. Check the cables
D. Unbox it and examine it for physical damage
E. None of the above

================================================================================================

What’s the best way to prevent damaging your PC with static electricity?

A. place your PC on a rubber mat
B. wear leather soled shoes
C. periodically touch a safe ground point on the PC to discharge yourself
D. static electricity doesn’t really hurt a PC
E. wear an ESD wrist strap

================================================================================================

What command is used to reset a MODEM when using the “AT Command Set”?

A. ATR
B. ATZ
C. DTR
D. DCE
E. None of the above

================================================================================================

What is the best ground for a conductive work bench?

A. AC outlet
B. Ground to bend
C. To another device
D. Chassis ground
E. None of the above

================================================================================================

When installing a SCSI CD-ROM drive, you must set the CD-ROM SCSI adapter to:

A. B0007
B. An unused SCSI address
C. The same address as the SCSI device before the CD-ROM
D. SCSI ID=1
E. None of the above

================================================================================================

When installing an internal modem, all of the following IRQ’s can be used except?

A. 5
B. 10
C. 14
D. All of the above

================================================================================================

Topically, how many type III PC cards can you insert in a laptop

A. 1
B. 2
C. 3
D. 4
E. None of the above

================================================================================================

Pick the correct choice for the 80386SXCPU.

A. 16 bit word size, 16 bit data path
B. 32 bit word size, 16 bit data path
C. 8 bit word size, 32 bit data path
D. 32 bit word size, 8 bit data path
E. 32 bit word size, 32 bit data path

================================================================================================

During boot-up, the memory test:

A. Is a superfluous step that should be ignored
B. Checks and verifies that contiguous memory is installed
C. Is an operational error
D. Displays what memory is installed, but nothing else

================================================================================================

In Inkjet technology the droplets of ink are deflected by?

A. multi directional nozzles
B. electronically charged plates
C. high pressure plates
D. electro static absorbtion
E. None of the above

=========================================================================================

How many devices can be used on a single SCSI bus? Keep in mind that the SCSI host adapter counts as a device.

A. 1
B. 8
C. 20
D. 10
E. All of the above

================================================================================================

SCSI must be terminated with?

A. Dip switch
B. Resistor
C. BNC
D. All of the above

================================================================================================

ESD potential decreases with the use of:

A. De-ionizing fans
B. A wrist strap
C. Rubber gloves with matching cap
D. A static meter

================================================================================================

After trying to unload a TSR, you get an error message saying that other TSRs were loaded after the one you tried to remove. Which of the following commands could you use to see the current load order?

A. MEM /P
B. MEMMAKER
C. MEM /C
D. SYS:

================================================================================================

What could cause a fixed disk error?

A. No-CD installed
B. Bad RAM
C. Slow processor
D. Incorrect CMOS settings

================================================================================================

Which of the following FRUs would be considered both an input/output device?

A. Video board
B. SCSI host adapter
C. System board CPU
D. All of the above
E. None of the above

========================================================================================

What device prevents power interruptions, resulting in corrupted data?

A. Battery back-up unit
B. Surge protector
C. Multiple SIMMs strips
D. Data guard system
E. None of the abov

================================================================================================

Which should you use for cleaning Mylar-protected LCD screens?

A. Ammonia window cleaner
B. Non-abrasive cleanser
C. Anti-static wipes
D. Alcohol-impregnated wipes

================================================================================================

A modem could be attached to which port?

A. Parallel port
B. ASYNC port
C. Keyboard connector
D. Video port
E. None of the above

================================================================================================

A COM port is a _____ port.

A. parallel
B. serial
C. static
D. multi
E. SCSI

================================================================================================

To install a second IDE drive into a computer, you must:

A. Set the master-slave jumper to slave on the second drive
B. Use the IDE configuration software to set the new drive as slave
C. Verify that you define the new drive as D: in the CMOS setup
D. Verify that you attach the drive to the connector at the end of the ribbon cable
E. None of the above

================================================================================================

Why does a successfully mapped network drive disappear every time you boot the computer?

A. The computer you are connected to has moved
B. You didn’t click reconnect on log on
C. The map statement is not in the autoexec.bat file
D. The last drive was not set correctly
E. None of the above

================================================================================================

Which would you do first when troubleshooting a faulty monitor?

A. Check its connections to the computer and power source
B. Use a meter to check the CRT and internal circuitry for continuity
C. Power down the monitor, then turn it on again to see if that corrects the problem
D. Power down the computer, then turn it on again to see if that corrects the problem
E. None of the above

================================================================================================

What do you need to check serial and parallel port?

A. Port adapter
B. Logic probe
C. Loopback plug
D. All of the above
E. None of the above

================================================================================================

Which values are held in CMOS for the hard drive

A. size (heads, cylinders, sectors)
B. IRQ
C. Free space
D. Virus alert
E. None of the above

================================================================================================

An IRQ allow interface cards to:

A. Interrupt the CPU to request service
B. Pass data to the CPU to be processed
C. Pass data from one card to another
D. Pass data to the computers memory

================================================================================================

You have a PC with no video* Which of the following is LEAST likely to be causing the problem?

A. defective RAM (bank zero)
B. defective microprocessor
C. crashed hard drive
D. loose video card
E. low AC outlet power

================================================================================================

To test for AC ripple on a PC power supply, you would set the volt/ohm meter for:

A. DC voltage scale
B. AC voltage
C. OHM scale
D. Farad scale
E. None of the above

================================================================================================

When is the risk for electrostatic discharge the greatest?

A. Day time
B. High humidity
C. Low humidity
D. Night time
E. None of the above

================================================================================================

================================================================================================

You get a CMOS checksum error during bootup. What is most likely the cause?

A. power supply is bad
B. BIOS needs updating
C. CMOS battery is nearing end of life
D. hard drive types are incorrectly defined
E. None of the above

================================================================================================

================================================================================================

Which of the following would be a logical first step in troubleshooting a PC?

A. Check the computer CMOS
B. Define the circumstances of the problem
C. Call the vendor
D. Define what applications are being used
E. None of the above

================================================================================================

Which device uses a DMA channel?

A. Modem
B. Network Card
C. Sound Card
D. All of the above
E. None of the above

================================================================================================

_____ help prevent power surges.

A. Surge suppressor
B. Spike protector
C. UPS system
D. High-grade multi-meter
E. None of the above

================================================================================================

When measuring AC (Alternating Current) with a multimeter, it is important to maintain the proper polarity.

A. True
B. False

================================================================================================

Which DOS driver is used to emulate expanded memory?

A. Himem.sys
B. EMM386.exe
C. Mem386.sys
D. Ramdrive.sys
E. None of the above

================================================================================================

On the 16-bit ISA bus, IRQ2 is elevated to which higher level interrupt?

A. 9
B. 11
C. 13
D. 15
E. None of the above

================================================================================================

The digital multimeter is set for DC, Ohm and 20k. You will read _____ while measuring a good 2 amp fuse.

A. 0.00
B. 0.02
C. 0.20
D. 2.00
E. None of the above

================================================================================================

A workstation has just been installed on an Ethernet LAN, but cannot communicate with the network. What should you check first?

A. reinstall the network protocols
B. reinstall the network interface card driver
C. verify the ip configuration on the workstation
D. verify the link status on the computer’s network card

================================================================================================

An anti static strap uses a small _____ to make sure you do not become the least path of resistance to the ground?

A. capacitor
B. diode
C. transistor
D. resistor
E. None of the above

================================================================================================

One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:

A. The device that sends the monitor signals telling it what to display
B. The area that regulates all of the system power usage
C. The area where ail the of the Basic input/output routines are stored
D. The area where all of the processing takes place

================================================================================================

If the memory slots have 30 pins then the chip is a?

A. DIMM
B. SIMM
C. SDRAM
D. All of the above
E. None of the above

================================================================================================

For a Macintosh to print successfully, the System Folder must contain:

A. File sharing software
B. A printer enabler
C. The apple Garamond font set
D. A printer driver
E. None of the above

================================================================================================

Match the device driver HIMEM.SYS to its operation.

A. Supports (ANSI) terminal emulation
B. Manages the use of extended memory
C. Uses expanded memory on a 80386 processor
D. Supports code page switching
E. None of the above

================================================================================================

Which component must be vacuumed or replaced during preventative maintenance on a laser printer?

A. Scanning mirror
B. Toner cartridge
C. Ozone filter
D. All of the above
E. None of the above

================================================================================================

Laser Jet printer speeds are measured in pages per minute (ppm) what do we use to measure dot-matrix printers?

A. lines per inch
B. lines per sheet
C. characters per inch
D. characters per second
E. None of the above

================================================================================================

When connecting two internal SCSI hard disks to a computer, where do you connect the second hard drive?

A. Any open SCSI port on the computer
B. A Serial port on the first host adapter
C. An open parallel port on the computer
D. An open SCSI port on the first hard drive
E. None of the above

================================================================================================

What is the most significant difference between the USB and IEEE1394 standards?

A. IEEE 1394 is faster
B. USB does not support USB
C. USB is plug and play
D. IEEE 1394 is hot swappable
E. None of the above

================================================================================================

When connecting a ribbon cable to a connector, how do you know which direction to plug it in?

A. The red line in the cable goes to the highest pin number
B. The colored line in the cable goes to pin #1
C. It does not matter
D. The blue or red line in the cable goes away from the power connector

================================================================================================

A system has two IDE hard drives that are each divided into primary and extended partitions, which drive letter is assigned to the primary partition of the second drive?

A. C
B. D
C. E
D. F
E. None of the above

================================================================================================

Modems use transmission.

A. synchronous
B. asynchronous
C. timed interval
D. ata
E. bank

================================================================================================

What is the first step in diagnosing a completely dead computer at the client site that was working the day before.

A. Test the power supply
B. replace the CMOS battery
C. check the AC outlet
D. reseat the hard drive controller cable

================================================================================================

Which common bus specification provides the fastest data transfer rate?

A. VL bus
B. ISA
C. PCI
D. All of the above

================================================================================================

What specification covers PC hard cards?

A. SCSI
B. ISA
C. PCMCIA
D. MFM

================================================================================================

================================================================================================

Which device is on IRQ 6?

A. Keyboard
B. IDE
C. Floppy drive
D. Video card

================================================================================================

================================================================================================

You can have EISA and MCA devices in the same PC.

A. True
B. False

================================================================================================

The floppy drive uses which DMA (direct memory access) channel?

A. 5
B. 4
C. 1
D. 9
E. 2

================================================================================================

The DC voltage on most circuit boards is:

A. -12 volts
B. 0 volts
C. +5 volts
D. +12 volts

================================================================================================

A customer attached an external drive to his notebook computer but the computer is not recognizing it. What should be considered?

A. The cables are attached firmly
B. The external drive has been pre¬loaded with the appropriate software
C. The external drive was attached before the computer was on
D. The external drive is turned on

All of the above

================================================================================================

he ESD wrist strap is designed to protect PC Components or Service Technicians ?

A. PC Components
B. Service Technicians

C.Both

================================================================================================

“Parity” errors usually indicate bad memory.

A. True
B. False

================================================================================================

What is the i/o address for com2?

A. 2vb
B. 2f8
C. 8f8
D. 330

================================================================================================

When your hard drive crashes from any of the correct selections in the question above, or from dropping it, it is known as head-to-disk interference, or HDL

A. True
B. False

================================================================================================

You just installed a new IDE hard drive, but your system BIOS will not recognize the new drive, what should you check first.

A. cable sequence
B. jumpers on the hard drive
C. drivers that need to be loaded
D. hard drive manufacturer web site information
E. None of the above

================================================================================================

A 6xx indicates a problem with the:

A. floppy drive
B. hard drive
C. keyboard
D. CD ROM

================================================================================================

Which provides the fastest access to large video files?

A. Optical drives
B. IDE hard drives
C. SCSI hard drives
D. EIDE hard drives
E. None of the above

================================================================================================

What tool is used to test serial and parallel ports?

A. high volt probe
B. cable scanner
C. loop backs (wrap plugs)
D. sniffer
E. None of the above

================================================================================================

A sound card typically uses which IRQ?

A. 6
B. 5
C. 15
D. 1
E. it doesn’t use an IRQ

================================================================================================

ESD would cause the most damage to which component?

A. Power supply
B. Expansion board
C. Monitor
D. Keyboard

================================================================================================

A 25-pin female connector on the back of your computer will typically be:

A. Serial port 1
B. A parallel port
C. Docking
D. COM2 port
E. None of the above

================================================================================================

What is the modem hang up command?

A. ATHU
B. ATH
C. ATZ
D. ATX

================================================================================================

RS-232 is a standard that applies to:

A. serial ports
B. parallel ports
C. game ports
D. networks
E. digital frequencies

================================================================================================

A hard disk is divided into tracks which are further subdivided into:

A. clusters
B. sectors
C. vectors
D. heads

================================================================================================

You see the message “invalid media device” after installing a new hard drive. What do you do next?

A. Format
B. Fdisk
C. Partition
D. Add the OS

================================================================================================

Which of the following items would require you to comply with EPA disposal guidelines?

A. Keyboard
B. System board
C. Power supply
D. Battery
E. None of the above

================================================================================================

During preventative maintenance on a dot matrix printer, do NOT lubricate:

A. Platen assembly
B. Print head pulley
C. Print head pins
D. Paper advance gear bushings

================================================================================================

What is the paper feeding technology most commonly associated with dot-matrix printers?

A. sheet feed
B. tractor feed
C. friction feed
D. manual feed
E. None of the above

================================================================================================

What is the highest binary number that can be referred to on a three position jumper block?

A. 4
B. 6
C. F
D. 1
E. None of the above

================================================================================================

COM1 is typically represented by which of the following?

A. 15 pin port
B. 9 pin male port
C. 9 pin female port
D. 25 pin male port
E. None of the above

================================================================================================

On the PC side, the printer port is a:

A. 25 pin female serial connector
B. 15 pin female parallel connector
C. 25 pin male serial connector
D. 15 pin female serial connector
E. 25 pin female parallel connector

================================================================================================

In the Binary numbering system, a (1) represents a jumper being shorted and a (0) represents a jumper being open. On a three-bit jumper block on a SCSI drive, how would an ID of logical 3 be set?

A. 100
B. 010
C. 011
D. . 101
E. None of the above

================================================================================================

Type one PC cards:

A. are used only in desktops
B. are no longer being produced
C. are the thinnest of the PC cards
D. don’t exist
E. have their own power source

================================================================================================

14.4 modem should transmit _____ bits per second

A. 14,400-15,000
B. 140-150
C. 1400-1500
D. 140,000-150,000
E. None of the above

================================================================================================

You are testing the resistance in Ohms of a fuse on a 15K amp system. If the fuse is good, the meter should read?

A. 0.0
B. 0.2
C. 5.0
D. 2.0
E. None of the above

================================================================================================

In laser technology, what happens during the transfer stage?

A. Residual toner is transferred to the waste receptacle
B. The laser transfers the image from the drum to the paper
C. The image is transferred from the drum to the paper
D. A negative charge is transferred to the surface of the drum
E. None of the above

================================================================================================

After installing a sound card, the system locks up when a parallel port tape backup unit is also used. What is most likely the problem?

A. IRQ
B. DMA
C. defective LPT port
D. defective tape driver
E. defective sound card.

================================================================================================

_____ is the term used to refer to the process of two modems establishing communications with each other.

A. interacting
B. handshaking
C. connecting
D. linking
E. pinging

================================================================================================

Suppose that the power lamp in on, but the printer will not print. What can you do to correct the problem?

A. Make sure the printer is on line
B. Replace the AC line fuse
C. Turn the printer on and off
D. Replace the ribbon

========================================================================================

The ATAPI compliance is stands for?

A. CDROM
B. Bus mastering
C. Mass storage device
D. All of the above
E. None of the above

========================================================================================

A 25-pin female connector on the back of your computer will typically be:

A. Serial port 1
B. A parallel port
C. Docking
D. COM2 port

========================================================================================

In the Binary numbering system, a (1) represents a jumper being shorted and a (0) represents a jumper being open. On a three-bit jumper block on a SCSI drive, how would an ID of logical 3 be set?

A. 100
B. 010
C. 011
D. 101

==========================================================================================

The POST routine, which counts system board RAM first, is stored in:

A. RAM
B. microprocessor
C. ROM BIOS
D. CMOS
E. 8259 POST controller

==========================================================================================

What can you use to ensure power is not interrupted, resulting in corrupted data?

A. UPS
B. Proper grounding
C. Surge protector
D. Nuclear powered thermal protective underwear
E. None of the above

==========================================================================================

_____ help prevent power surges.

A. Surge suppressor
B. Spike protector
C. UPS system
D. High-grade multi-meter

==========================================================================================

What can you use to ensure power is not interrupted, resulting in corrupted data?

A. UPS
B. Propergrounding
C. Surge protector
D. Sag protector

========================================================================================

 

When not in use, it is very important to keep 5 1/4 diskettes in _____.

A. Their protective sleeves
B. In a plastic bag
C. On a shelf in an upright position
D. In the floppy drive
E. None of the above

========================================================================================

Capacitance is measured in units of:

A. volts
B. amps
C. farads
D. neutrinos
E. anti-neutrinos

========================================================================================

dialog box with a bomb appears on a Macintosh screen. What type of problem has occurred?

A. A RAM problem
B. A software problem
C. A ROM problem
D. An ADB problem
E. None of the above

========================================================================================

 

Your CD-ROM audio cable connects to the:

A. speaker
B. sound card (or motherboard if sound is integrated with it)
C. power supply
D. hard drive
E. BIOS

================================================================================================

A numeric error code check: A 17xx indicates a problem with:

A. CMOS
B. ROM BIOS
C. DMA controller
D. hard drive or controller
E. power supply

================================================================================================

What would you ask to determine if the display is working?

A. Is there a video cursor or action on the screen?
B. Did the computer beep or chime?
C. Is there high voltage static on the screen
D. All of the above

 

================================================================================================

What voltage does a Pentium system use?

A. +12 volts
B. + 5 volts
C. + 8 volts
D. +3.3 volts

 

================================================================================================

You were installing an application in Windows 95, and the computer crashes, what do you do?

A. press alt + Ctrl + delete, twice
B. press alt + Ctrl + delete, and end task
C. press the reset button on the computer
D. turn off computer and boot from a floppy disk
E. None of the above

================================================================================================

Which step should you perform first before discharging a CRT?

A. Remove the CRT from its housing
B. Disconnect the CRT from the computer
C. Remove the video assembly
D. Turn power off before removing power source
E. None of the above

================================================================================================

A capacitor is measured in which of the following units?

A. Volts
B. Ohms
C. Farads
D. Resistance
E. None of the above

================================================================================================

UART is a type of serial chip. Its letters stand for:

A. unidirectional access regarding transmission
B. universal asynchronous receiver/ transmitter
C. upper advanced real transfer
D. unable all restore t-bits
E. use all ROM types

================================================================================================

A system has two IDE hard drives that are each divided into primary and extended partitions, which drive letter is assigned to the primary partition of the second drive?

A. C
B. D
C. E
D. F
E. None of the above

================================================================================================

With respect to a network interface card, the term 10/100 refers to

A. protocol speed
B. a fiber speed
C. megabits per seconds
D. minimum and maximum server speed
E. None of the above

================================================================================================

Which monitor would provide the highest level of performance?

A. VGA
B. XGA
C. CGA
D. SVGA

 

================================================================================================

What device protects against line deficiencies?

A. Surge protector
B. UPS
C. Logic probe
D. Capacitor

================================================================================================

Which one is the world’s first electric computer?

1. EDVAC
2. UNIVAC
3. ENIAC
4. All of the above

================================================================================================

Which one of the following is the commonly used pointing input device?

1. Mouse
2. Touchpad
3. Touchscreen
4. Scanner

================================================================================================

It is the main type of software

1. Application software
2. System software
3. Utility software
4. All of the above

================================================================================================

From which language the word “computer” is derived?

1. Spanish
2. English
3. Latin
4. Greek

================================================================================================

Which one of the following is true for RAM?

1. It is volatile memory
2. It is temporary memory
3. It is primary memory
4. All of the above

================================================================================================

What is the difference between a memory and storage?

1. Memory is slow and storage is fast
2. Memory is temporary and storage is permanent
3. Memory is permanent and storage is temporary
4. Memory is non-volatile and storage is volatile

===========================================================================%3

By DWS

Learn & Apply

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