R4RIN – MCQs, Mock Tests | Computer Hardware and Networking Computer Hardware Quiz Set 2

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

1. regular backups
2. periodically defrag it
3. run chkdsk at least once a week
4. run scandisk at least once a week

✅ Correct Answer: 1

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

1. carriage rails
2. printhead pins
3. paper advance bearings
4. carriage bearings

✅ Correct Answer: 2

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

1. 1
2. 8
3. 20
4. 10

✅ Correct Answer: 2

Match the device driver HIMEM.SYS to its operation.

1. Supports (ANSI) terminal emulation
2. Manages the use of extended memory
3. Uses expanded memory on a 80386 processor
4. Supports code page switching

✅ Correct Answer: 2

____ help prevent power surges.

1. Surge suppressor
2. Spike protector
3. UPS system
4. High-grade multi-meter

✅ Correct Answer: 1

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

1. 0
2. 0.02
3. 0.2
4. 2

✅ Correct Answer: 1

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

1. capacitor
2. diode
3. transistor
4. resistor

✅ Correct Answer: 4

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

1. DIMM
2. SIMM
3. SDRAM
4. All of the above

✅ Correct Answer: 2

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

1. lines per inch
2. lines per sheet
3. characters per inch
4. characters per second

✅ Correct Answer: 4

Which values are held in CMOS for the hard drive

1. size (heads, cylinders, sectors)
2. IRQ
3. Free space
4. Virus alert

✅ Correct Answer: 1

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

1. Check the computer CMOS
2. Define the circumstances of the problem
3. Call the vendor
4. Define what applications are being used

✅ Correct Answer: 2

Which DOS driver is used to emulate expanded memory?

1. Himem.sys
2. EMM386.exe
3. Mem386.sys
4. Ramdrive.sys

✅ Correct Answer: 2

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

1. File sharing software
2. A printer enabler
3. The apple Garamond font set
4. A printer driver

✅ Correct Answer: 4

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

1. Scanning mirror
2. Toner cartridge
3. Ozone filter
4. All of the above

✅ Correct Answer: 3

Which device uses a DMA channel?

1. Modem
2. Network Card
3. Sound Card
4. All of the above

✅ Correct Answer: 3

When is the risk for electrostatic discharge the greatest?

1. Day time
2. High humidity
3. Low humidity
4. Night time

✅ Correct Answer: 3

A modem could be attached to which port?

1. Parallel port
2. ASYNC port
3. Keyboard connector
4. Video port

✅ Correct Answer: 1

What device prevents power interruptions, resulting in corrupted data?

1. Battery back-up unit
2. Surge protector
3. Multiple SIMMs strips
4. Data guard system

✅ Correct Answer: 1

SCSI must be terminated with?

1. Dip switch
2. Resistor
3. BNC
4. All of the above

✅ Correct Answer: 2

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

1. on the floppy bus
2. on the primary IDE
3. on the secondary IDE
4. on the SCSI bus

✅ Correct Answer: 3

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

1. place your PC on a rubber mat
2. wear leather soled shoes
3. periodically touch a safe ground point on the PC to discharge yourself
4. wear an ESD wrist strap

✅ Correct Answer: 4

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

1. 4
2. 6
3. F
4. 1

✅ Correct Answer: 4

During boot-up, the memory test:

1. Is a superfluous step that should be ignored
2. Checks and verifies that contiguous memory is installed
3. Is an operational error
4. Displays what memory is installed, but nothing else

✅ Correct Answer: 2

IRQ6 is typically reserved for:

1. The floppy
2. The keyboard controller
3. LPT2
4. The modem

✅ Correct Answer: 1

Which would you do first when troubleshooting a faulty monitor?

1. Check its connections to the computer and power source
2. Use a meter to check the CRT and internal circuitry for continuity
3. Power down the monitor, then turn it on again to see if that corrects the problem
4. Power down the computer, then turn it on again to see if that corrects the problem

✅ Correct Answer: 1

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

1. Set the master-slave jumper to slave on the second drive
2. Use the IDE configuration software to set the new drive as slave
3. Verify that you define the new drive as D: in the CMOS setup
4. Verify that you attach the drive to the connector at the end of the ribbon cable

✅ Correct Answer: 1

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

1. The computer you are connected to has moved
2. You didn't click reconnect on log on
3. The map statement is not in the autoexec.bat file
4. The last drive was not set correctly

✅ Correct Answer: 3

What do you need to check serial and parallel port?

1. Port adapter
2. Logic probe
3. Loopback plug
4. All of the above

✅ Correct Answer: 3

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

1. defective RAM (bank zero)
2. defective microprocessor
3. crashed hard drive
4. loose video card

✅ Correct Answer: 3

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

1. DC voltage scale
2. AC voltage
3. OHM scale
4. Farad scale

✅ Correct Answer: 2

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

1. power supply is bad
2. BIOS needs updating
3. CMOS battery is nearing end of life
4. hard drive types are incorrectly defined

✅ Correct Answer: 3

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

1. 9
2. 11
3. 13
4. 15

✅ Correct Answer: 1

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?

1. MEM /P
2. MEMMAKER
3. MEM /C
4. SYS:

✅ Correct Answer: 4

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

1. client
2. adapter
3. protocol
4. operating systems

✅ Correct Answer: 3

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

1. Ammonia window cleaner
2. Non-abrasive cleanser
3. Anti-static wipes
4. Alcohol-impregnated wipes

✅ Correct Answer: 2

What could cause a fixed disk error?

1. No-CD installed
2. Bad RAM
3. Slow processor
4. Incorrect CMOS settings

✅ Correct Answer: 4

ESD potential decreases with the use of:

1. De-ionizing fans
2. A wrist strap
3. Rubber gloves with matching cap
4. A static meter

✅ Correct Answer: 2

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

1. Video board
2. SCSI host adapter
3. System board CPU
4. All of the above

✅ Correct Answer: 2

A COM port is a _____ port.

1. parallel
2. serial
3. static
4. multi

✅ Correct Answer: 2

Which device is on IRQ 6?

1. Keyboard
2. IDE
3. Floppy drive
4. Video card

✅ Correct Answer: 3

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?

1. C
2. D
3. E
4. F

✅ Correct Answer: 2

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

1. IEEE 1394 is faster
2. USB does not support USB
3. USB is plug and play
4. IEEE 1394 is hot swappable

✅ Correct Answer: 1

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

1. Any open SCSI port on the computer
2. A Serial port on the first host adapter
3. An open parallel port on the computer
4. An open SCSI port on the first hard drive

✅ Correct Answer: 1

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

1. The red line in the cable goes to the highest pin number
2. The colored line in the cable goes to pin #1
3. It does not matter
4. The blue or red line in the cable goes away from the power connector

✅ Correct Answer: 2

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

1. Test the power supply
2. replace the CMOS battery
3. check the AC outlet
4. reseat the hard drive controller cable

✅ Correct Answer: 3

What specification covers PC hard cards?

1. SCSI
2. ISA
3. PCMCIA
4. MFM

✅ Correct Answer: 3