Computer Hardware and Networking MCQ Quiz Hub

1.  A Type 1 PCMCIA card is:
The same physical size as other PCMCIA cards but configured differently
The thinnest PCMCIA card measuring 3.5mm in thickness
The thickest PCMCIA card measuring 10.5mm in thickness
An old standard that is not compatible with the newest laptops

2. You have a 15 pin female connector with the pins in two rows. What could you connect with this?
Serial device
Parallel device
MIDI device
Joystick

3. The 34-pin connection on an I/O card is for?
floppy drive
SCSI drive
IDE drive
zip drive

4. You run a super wing-ding diagnostic program on your PC and it reports that your hard drive microprocessor RAM and video card have seen better days. To resolve this problem you should:
replace each part one at a time rerunning the diagnostic before replacing the next part.
check to see if you have a software problem
replace everything at once and rerun the diagnostic
get another copy of the diagnostic program

5. On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be?
In the modem
In the phone line
In the computer
In the DTC equipment

6. Which of the following is a type of preventative maintenance used on a hard drive?
Disk check diagnostics
Head alignment diagnostics
Initializing
Uninstalling programs

7. ESD damage can be caused by:
Placing an IC in a non-conductive plastic bag
Placing an IC on a grounded mat
Repeated sags in current supplied from outlets
Touching metal on the chassis

8. How can you totally protect a PC from damage during an electrical storm?
Disconnect the AC power cable
Disconnect all external cables and power cords
Use a surge protector
Turn off the AC power

9. When you boot a PC and don't hear any beep this could suggest which of the following?
The monitor is turned off
Keyboard not plugged in
Normal PC boot
Bad or disconnected speaker

10. A 2xx POST error code indicates a problem with:
RAM or ROM
hard drive
system board
second adapter card

11. What are the IRQ's for sound card?
IRQ8
IRQ4
IRQ5
IRQ7

12. Your IDE hard drive is not spinning up when you turn on the PC. What is the most likely problem.
bad data cable
incorrect jumper setting on drive
loose molex connector
virus

13. Which provides the fastest access to large video files?
Optical drives
IDE hard drives
SCSI hard drives
EIDE hard drives

14. 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

15. Which best describes a fragmented hard drive:
The platters are bad
Data files are corrupted
Clusters of data are damaged
Files are not stored in consecutive clusters

16. What resistance in ohms should be displayed when testing a speaker in a computer?
Q Ohms
16 Ohms
. -200 Ohms
Unlimited Ohms

17. After displaying the directory of a floppy disk a different floppy is inserted into the drive. The contents of the original floppy continue to display regardless of the director requests on the other floppies placed in the drive. You remove the drive in question and install it into your test system and it does not exhibit the problem. You should next replace the
System's floppy drive device driver
Original IDE controller
Floppy drive ribbon cable
System's power supply

18. What is the best ground for a conductive work bench?
AC outlet
Ground to bench
To the motherboard
To the PC's Chassis

19. When you are testing a fuse you should set the Volt-OHM meter to what scale?
AC
DC
AMPS
OHMS

20. 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

21. A customer has just installed a new cd-rw. the system was working fine before the installation but now the cdrom does not work what should you suggest that the customer do?
flash or upgrade the BIOS
check the CONFIG.SYS
add cdrw in the device manager
check the jumper setting on the cd-rw

22. Which is the most difficult environmentally to dispose of?
floppy drives
hard drives
power supplies
CRTs

23. Resistance is measured:
in parallel
in series
after breaking the circuit
after checking voltage

24. Which is LEAST likely to interfere with upgrading to a newer DOS Version?
ROM BIOS
Video controller
Compressed drives
Existing backup files

25. How may standard levels of interrupts are provided on the 8-bit ISA bus (XT-class computer)?
4
8
12
16

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

27. What is the most likely cause of an "FDD controller Failure" error message?
you did not set the jumper on the floppy drive to drive A
you forgot to flash CMOS
you installed the floppy disk drive cable backward
your computer's floppy drive is defective

28. WRAM is used on a
modem
video card
motherboard
ata connector

29. You are testing the resistance in Ohms of a fuse on a 2 amp systems. If the fuse is good the meter should read?
2
5
0
0.2

30. To prevent the computer from overheating you should?
Remove the slot cover from the back
Keep the computer cover closed
Remove the CPU fan
All of the above

31. How many devices does USB support?
127
125
100
225

32. You're on your PC at midnight and an electric storm pops up. What's the best way to protect your PC.
you don't worry; you have a lightning rod on your house
you don't worry; you've got a surge protector on your PC
you don't worry; you've got a surge protector on your PC and phone line to your modem
unplug the PC and remove phone line from the modem

33. Which type of system hoard is the MOST likely candidate for processor upgrading if you want maximum performance and future compatibility?
ML
PCI
ISA
EISA

34. In ROM BIOS the acronym BIOS stands for:
Basic Intuitive Output Set
Basic Input Organizational System
Basic Input Output System
Basic Industry Operating System

35. How many pins on a VGA?
15
9
25
32

36. What is modified when changing the system start-up boot sequence?
BIOS/CMOS
CONFIG.SYS
autoexec.bat
COMMAND.COM

37. Which is NOT typically a Field Replaceable Unit?
System ROM
Power supply
System chassis
Video controller

38. What are the most likely conditions for ESD?
Cold and wet
Cold and dry
Hot and wet
Hot and dry

39. In which mode can two or more applications be stored in memory at the same time?
Segmented Mode
Unprotected Mode
Real Mode
Protected Mode

40. How does a parallel port communicate information to a peripheral device?
one bit at a time
8 bytes at a time
one byte at a time
16555 bytes at a time

41. You suspect a virus has entered your computer. What will not be affected by the virus?
CMOS
Boot sector
Floppy disks
Program files

42. On PC power supplies the wire attached to pin one is usually
blue or red
blue or white
red or black
white or orange

43. To find out how much memory is available you could type _____
EMM
MEM
CHKDSK
MEMMAKER

44. When seeking to upgrade for a particular motherboard what do you need to know?
memory
hard drive
make & model
dimm

45. What is the size of a sector?
512 bytes
256 bytes
512 Kb
1024 bytes

46. During the normal PC boot process which of the following is active first?
RAM BIOS
CMOS
ROM BIOS
Hard disk information

47. Pick the correct choice for the 8088 CPU.
16 bit word size 8 bit data path
8 bit word size 8 bit data path
16 bit word size 16 bit data path
4 bit word size 8 bit data path

48. In which mode can 2 or more applications be stored in memory at the same time?
Segmented Mode
Unprotected Mode
Real Mode
Protected Mode

49. A brownout is defined as:
a slightly elevated voltage lasting from seconds to minutes or more
a slightly decreased voltage lasting from seconds to minutes or more
complete power out lasting a few minutes
alternating power out power on lasting a few minutes

50. In which phase of the laser printing process is a positive charge placed on the paper to pull the toner from the print drum?
Writing
Transferring
Conditioning
All of the above