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Computer Science - Computer Hardware

Exercise : Computer Hardware - Section 1
16.
Most PCs give a single beep on bootup to indicate they are ok hardware wise. You boot your PC and don't get a beep. What should you check first?
system board
RAM
microprocessor
power supply
speaker
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
Which peripheral port provides the FASTEST throughput to laser printers?
RS-232
SCSI
Parallel
Serial
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
The mouse pointer moves erratically, what is the possible cause? The mouse
ball is dirty
is not connected
driver is not installed properly
has an incorrect IRQ setting
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
Voltage is measured:
in parallel
in series
after breaking the circuit
after checking resistance
after checking current
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
Your customer tells you the print quality of their dot matrix printer is light then dark. Which of the following could cause the problem.
Paper slippage
Improper ribbon advancement
Paper thickness
Head position
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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