Computer Hardware – Section 3

1. Which common bus specification provides the fastest data transfer rate?

A. VL bus
D. All of the above
E. None of the above

Correct Answer: C. PCI

2. Modems use transmission.

A. synchronous
B. asynchronous
C. timed interval
D. ata
E. bank

Correct Answer: B. asynchronous

3. A 6xx indicates a problem with the:

A. floppy drive
B. hard drive
C. keyboard
E. All of the above

Correct Answer: A. floppy drive

4. A sound card typically uses which IRQ?

A. 6
B. 5
C. 15
D. 1
E. it doesn’t use an IRQ

Correct Answer: B. 5

5. During preventative maintenance on a dot matrix printer, do NOT lubricate:

A. Platen assembly
B. Print head pulley
C. Print head pins
D. Paper advance gear bushings
E. None of the above

Correct Answer: C. Print head pins

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