Computer Hardware and Networking MCQ Quiz Hub

1. What's the best way to protect your hard drive data?
regular backups
periodically defrag it
run chkdsk at least once a week
run scandisk at least once a week

2. On a dot matrix printer, you should never lubricate which part?
carriage rails
printhead pins
paper advance bearings
carriage bearings

3. How many devices can be used on a single SCSI bus? Keep in mind that the SCSI host adapter counts as a device.
1
8
20
10

4. Match the device driver HIMEM.SYS to its operation.
Supports (ANSI) terminal emulation
Manages the use of extended memory
Uses expanded memory on a 80386 processor
Supports code page switching

5. ____ help prevent power surges.
Surge suppressor
Spike protector
UPS system
High-grade multi-meter

6. he digital multimeter is set for DC, Ohm and 20k. You will read _____ while measuring a good 2 amp fuse.
0
0.02
0.2
2

7. An anti static strap uses a small _____ to make sure you do not become the least path of resistance to the ground?
capacitor
diode
transistor
resistor

8. If the memory slots have 30 pins then the chip is a?
DIMM
SIMM
SDRAM
All of the above

9. Laser Jet printer speeds are measured in pages per minute (ppm) what do we use to measure dot-matrix printers?
lines per inch
lines per sheet
characters per inch
characters per second

10. Which values are held in CMOS for the hard drive
size (heads, cylinders, sectors)
IRQ
Free space
Virus alert

11. Which of the following would be a logical first step in troubleshooting a PC?
Check the computer CMOS
Define the circumstances of the problem
Call the vendor
Define what applications are being used

12. Which DOS driver is used to emulate expanded memory?
Himem.sys
EMM386.exe
Mem386.sys
Ramdrive.sys

13. For a Macintosh to print successfully, the System Folder must contain:
File sharing software
A printer enabler
The apple Garamond font set
A printer driver

14. Which component must be vacuumed or replaced during preventative maintenance on a laser printer?
Scanning mirror
Toner cartridge
Ozone filter
All of the above

15. Which device uses a DMA channel?
Modem
Network Card
Sound Card
All of the above

16. When is the risk for electrostatic discharge the greatest?
Day time
High humidity
Low humidity
Night time

17. A modem could be attached to which port?
Parallel port
ASYNC port
Keyboard connector
Video port

18. What device prevents power interruptions, resulting in corrupted data?
Battery back-up unit
Surge protector
Multiple SIMMs strips
Data guard system

19. SCSI must be terminated with?
Dip switch
Resistor
BNC
All of the above

20. In a computer with an eide adapter, where should you connect an ATA CD-ROM drive?
on the floppy bus
on the primary IDE
on the secondary IDE
on the SCSI bus

21. What's the best way to prevent damaging your PC with static electricity?
place your PC on a rubber mat
wear leather soled shoes
periodically touch a safe ground point on the PC to discharge yourself
wear an ESD wrist strap

22. What is the highest binary number that can be referred to on a three position jumper block?
4
6
F
1

23. During boot-up, the memory test:
Is a superfluous step that should be ignored
Checks and verifies that contiguous memory is installed
Is an operational error
Displays what memory is installed, but nothing else

24. IRQ6 is typically reserved for:
The floppy
The keyboard controller
LPT2
The modem

25. Which would you do first when troubleshooting a faulty monitor?
Check its connections to the computer and power source
Use a meter to check the CRT and internal circuitry for continuity
Power down the monitor, then turn it on again to see if that corrects the problem
Power down the computer, then turn it on again to see if that corrects the problem

26. To install a second IDE drive into a computer, you must
Set the master-slave jumper to slave on the second drive
Use the IDE configuration software to set the new drive as slave
Verify that you define the new drive as D: in the CMOS setup
Verify that you attach the drive to the connector at the end of the ribbon cable

27. Why does a successfully mapped network drive disappear every time you boot the computer?
The computer you are connected to has moved
You didn't click reconnect on log on
The map statement is not in the autoexec.bat file
The last drive was not set correctly

28. What do you need to check serial and parallel port?
Port adapter
Logic probe
Loopback plug
All of the above

29. You have a PC with no video* Which of the following is LEAST likely to be causing the problem?
defective RAM (bank zero)
defective microprocessor
crashed hard drive
loose video card

30. To test for AC ripple on a PC power supply, you would set the volt/ohm meter for:
DC voltage scale
AC voltage
OHM scale
Farad scale

31. You get a CMOS checksum error during bootup. What is most likely the cause?
power supply is bad
BIOS needs updating
CMOS battery is nearing end of life
hard drive types are incorrectly defined

32. On the 16-bit ISA bus, IRQ2 is elevated to which higher level interrupt?
9
11
13
15

33. 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?
MEM /P
MEMMAKER
MEM /C
SYS:

34. What is a common language that computers use to talk with one another on a network
client
adapter
protocol
operating systems

35. Which should you use for cleaning Mylar-protected LCD screens?
Ammonia window cleaner
Non-abrasive cleanser
Anti-static wipes
Alcohol-impregnated wipes

36. What could cause a fixed disk error?
No-CD installed
Bad RAM
Slow processor
Incorrect CMOS settings

37. ESD potential decreases with the use of:
De-ionizing fans
A wrist strap
Rubber gloves with matching cap
A static meter

38. Which of the following FRUs would be considered both an input/output device?
Video board
SCSI host adapter
System board CPU
All of the above

39. A COM port is a _____ port.
parallel
serial
static
multi

40. Which device is on IRQ 6?
Keyboard
IDE
Floppy drive
Video card

41. 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?
C
D
E
F

42. What is the most significant difference between the USB and IEEE1394 standards?
IEEE 1394 is faster
USB does not support USB
USB is plug and play
IEEE 1394 is hot swappable

43. When connecting two internal SCSI hard disks to a computer, where do you connect the second hard drive?
Any open SCSI port on the computer
A Serial port on the first host adapter
An open parallel port on the computer
An open SCSI port on the first hard drive

44. When connecting a ribbon cable to a connector, how do you know which direction to plug it in?
The red line in the cable goes to the highest pin number
The colored line in the cable goes to pin #1
It does not matter
The blue or red line in the cable goes away from the power connector

45. What is the first step in diagnosing a completely dead computer at the client site that was working the day before.
Test the power supply
replace the CMOS battery
check the AC outlet
reseat the hard drive controller cable

46. What specification covers PC hard cards?
SCSI
ISA
PCMCIA
MFM