Q.1
What is a common language that computers use to talk with one another on a network
Q.2
When measuring AC (Alternating Current) with a multimeter, it is important to maintain the proper polarity.
Q.3
Why does a successfully mapped network drive disappear every time you boot the computer?
Q.4
What do you need to check serial and parallel port?
Q.5
You have a PC with no video* Which of the following is LEAST likely to be causing the problem?
Q.6
To test for AC ripple on a PC power supply, you would set the volt/ohm meter for:
Q.7
You get a CMOS checksum error during bootup. What is most likely the cause?
Q.8
Which DOS driver is used to emulate expanded memory?
Q.9
Which should you use for cleaning Mylar-protected LCD screens?
Q.10
What could cause a fixed disk error?
Q.11
ESD potential decreases with the use of:
Q.12
Which of the following FRUs would be considered both an input/output device?
Q.13
What is the highest binary number that can be referred to on a three position jumper block?
Q.14
During boot-up, the memory test:
Q.15
IRQ6 is typically reserved for:
Q.16
Which would you do first when troubleshooting a faulty monitor?
Q.17
Which best describes a fragmented hard drive:
Q.18
To install a second IDE drive into a computer, you must:
Q.19
What device prevents power interruptions, resulting in corrupted data?
Q.20
If a computer's BIOS allows it, you can boot from a CD-ROM.
Q.21
ISDN stands for:
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.
Q.23
ESD potential decreases with the use of:
Q.24
With a dot matrix printer, light then dark print is most commonly caused by:
Q.25
What tool is used to test serial and parallel ports?
Q.26
In the DOS memory model, the HIGH Memory Area (HMA). is the _____ memory.
Q.27
In addition to I/O port addresses, SCSI adapters also use a range of ROM addresses for their onboard BIOS.
Q.28
COM1 is typically represented by which of the following?
Q.29
A PC with a 486DX2 processor runs internally at 50Mhz. What speed would its external logic be running?
Q.30
A capacitor is measured in which of the following units?
Q.31
What action will correct patchy, faint, uneven or intermittent print on a dot matrix printer?
Q.32
If the voltage on pin 1 of the power supply is not in the range of _____ volts, the PC will not boot.
Q.33
What are the most likely conditions for ESD?
Q.34
What is the i/o address for com3?
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?
Q.36
The DC voltage on most circuit boards is:
Q.37
On a dot-matrix printer, regular lube maintenance should be followed, but this component should never be lubed:
Q.38
How is ink transferred to paper in common ink jet printers?
Q.39
The buffers statement is found in what file?
Q.40
What configuration should a Volt-Ohm meter he set to when testing a fuse?
Q.41
Which component must be vacuumed or replaced during preventative maintenance on a laser printer?
Q.42
Which controller would support an external CD-ROM drive?
Q.43
What is your first action when windows reports that your hard drive is developing bad sectors?
Q.44
What voltage does a 586 system use?
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?
Q.46
In inkjet printers, what is the most common problem with the paper tray?
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?
Q.48
In laser technology, what happens during the transfer stage?
Q.49
How many IRQs does a chain of USB devices require?
Q.50
A parity error usually indicates a problem with:
0 h : 0 m : 1 s