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Quiz 4
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Q.1
What is a common language that computers use to talk with one another on a network
client
adapter
protocol
operating systems
None of the above
Q.2
When measuring AC (Alternating Current) with a multimeter, it is important to maintain the proper polarity.
True
FALSE
Mem386.sys
Ramdrive.sys
None of the above
Q.3
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
None of the above
Q.4
What do you need to check serial and parallel port?
Port adapter
Logic probe
Loopback plug
All of the above
None of the above
Q.5
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
low AC outlet power
Q.6
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
None of the above
Q.7
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
None of the above
Q.8
Which DOS driver is used to emulate expanded memory?
Himem.sys
EMM386.exe
Mem386.sys
Ramdrive.sys
None of the above
Q.9
Which should you use for cleaning Mylar-protected LCD screens?
Ammonia window cleaner
Non-abrasive cleanser
Anti-static wipes
Alcohol-impregnated wipes
None of the above
Q.10
What could cause a fixed disk error?
No-CD installed
Bad RAM
Slow processor
Incorrect CMOS settings
None of the above
Q.11
ESD potential decreases with the use of:
De-ionizing fans
A wrist strap
Rubber gloves with matching cap
A static meter
None of the above
Q.12
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
None of the above
Q.13
What is the highest binary number that can be referred to on a three position jumper block?
4
6
F
1
None of the above
Q.14
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
None of the above
Q.15
IRQ6 is typically reserved for:
The floppy
The keyboard controller
LPT2
The modem
None of the above
Q.16
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
None of the above
Q.17
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
None of the above
Q.18
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
None of the above
Q.19
What device prevents power interruptions, resulting in corrupted data?
Turn off the AC power
Battery back-up unit
Surge protector
Multiple SIMMs strips
Data guard system
Q.20
If a computer's BIOS allows it, you can boot from a CD-ROM.
True
FALSE
Q.21
ISDN stands for:
internal select data nulls
integrated services digital network
interval set down next
interior sector direct none
inferior sector data net
Q.22
What is the jumper setting on a SCSI device to configure it to use the fourth SCSI id? Remember, SCSI ids start with zero.
010
110
011
101
1
Q.23
ESD potential decreases with the use of:
De-ionizing fans
A wrist strap
Rubber gloves with matching cap
A static meter
None of the above
Q.24
With a dot matrix printer, light then dark print is most commonly caused by:
Erratic paper advancement
Erratic ribbon advancement
Misalligned print head
Overheating print head
None of the above
Q.25
What tool is used to test serial and parallel ports?
high volt probe
cable scanner
loop backs (wrap plugs)
sniffer
None of the above
Q.26
In the DOS memory model, the HIGH Memory Area (HMA). is the _____ memory.
Last 64k of conventional
Last 64k of extended
First 64k above conventional
First 64k of extended
None of the above
Q.27
In addition to I/O port addresses, SCSI adapters also use a range of ROM addresses for their onboard BIOS.
True
FALSE
9 pin female port
25 pin male port
None of the above
Q.28
COM1 is typically represented by which of the following?
15 pin port
9 pin male port
9 pin female port
25 pin male port
None of the above
Q.29
A PC with a 486DX2 processor runs internally at 50Mhz. What speed would its external logic be running?
l0Mhz
25Mhz
50Mhz
100 Mhz
None of the above
Q.30
A capacitor is measured in which of the following units?
Volts
Ohms
Farads
Resistance
None of the above
Q.31
What action will correct patchy, faint, uneven or intermittent print on a dot matrix printer?
Replacing the ribbon
Replacing the timing belt
Adjusting the paper feed tension
Adjusting the tractor feed tension
None of the above
Q.32
If the voltage on pin 1 of the power supply is not in the range of _____ volts, the PC will not boot.
Oct-20
01-May
50 - 110
15 - 25
2.5 - 5
Q.33
What are the most likely conditions for ESD?
Hot and dry
Hot and wet
Cold and dry
Cold and wet
None of the above
Q.34
What is the i/o address for com3?
3e8
345
ff8
5.00E+08
be8
Q.35
The following process determines the amount of memory present, the date/ time, and which communications ports and display adapters are installed in a microcomputer?
Start-up utility test
Power on Self Test
Power up boot process
Power on start up process
None of the above
Q.36
The DC voltage on most circuit boards is:
-12 volts
0 volts
+5 volts
+12 volts
None of the above
Q.37
On a dot-matrix printer, regular lube maintenance should be followed, but this component should never be lubed:
Platten bearings
Carriage rails
Printhead
Paper advance bearings
None of the above
Q.38
How is ink transferred to paper in common ink jet printers?
Boiling ink
Crystal
Motorized pump
Screens deflect ink on the paper into the proper positions
Ink is sprayed on to the paper and managed by a nozzle
Q.39
The buffers statement is found in what file?
Config.sys
Autoexec.ncf
Autoexec.bat
Neb.cfg
None of the above
Q.40
What configuration should a Volt-Ohm meter he set to when testing a fuse?
DC volts
AC volts
Amperage
Ohms
None of the above
Q.41
Which component must be vacuumed or replaced during preventative maintenance on a laser printer?
Scanning mirror
Toner cartridge
Ozone filter
All of the above
None of the above
Q.42
Which controller would support an external CD-ROM drive?
ESDI
ARLL
MFM
SCSI
None of the above
Q.43
What is your first action when windows reports that your hard drive is developing bad sectors?
replace the hard drive
run secclean from dos
run defrag on the hard drive
run scandisk with the "thorough" option
None of the above
Q.44
What voltage does a 586 system use?
+12 volts
+ 5 volts
+ 8 volts
+3.3 volts
None of the above
Q.45
Dust in a computer actually increases the size of the magnetic fields inside it. This is not good, so you must occasionaiy dust, I trust. What's the best way to do this?
reverse vacuum
any small vacuum device
blow real hard on the system board
use a lint-free cloth and wipe gently
non-static compressed air
Q.46
In inkjet printers, what is the most common problem with the paper tray?
inconsistent printing
malfunctioning pick-up rollers
misalignment of the sheet feeder
paper jamming on the ink cartridge
None of the above
Q.47
A customer calls and says her computer won't boot, she can hear noises and can see lights on the box, but nothing comes up on the screen, what should you take to the site to fix the problem?
hard drive
video card
power cable
power supply
None of the above
Q.48
In laser technology, what happens during the transfer stage?
Residual toner is transferred to the waste receptacle
The laser transfers the image from the drum to the paper.
The image is transferred from the drum to the paper
A negative charge is transferred to the surface of the drum
None of the above
Q.49
How many IRQs does a chain of USB devices require?
1
2
3
4
None of the above
Q.50
A parity error usually indicates a problem with:
memory
hard drive
hard drive controller
I/O controller
power supply
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