Computer Hardware – Section 7

41. Current is measured in units of:

A. volts
B. amps
C. ohms
D. farads
E. diodes

Correct Answer: B. amps

42. The standard IRQ for the floppy drive is?

A. 9
B. 6
C.10
D. All of the above
E. None of the above

Correct Answer: B. 6

43. A keyboard locks up intermittently even when replaced with a new keyboard. What is the LEAST likely cause of the problem?

A.  A second bad keyboard
B. The keyboard controller chip
C. The keyboard connector
D. The motherboard
E. None of the above

Correct Answer: A.  A second bad keyboard

44. You are testing the resistance in Ohms of a fuse on a 2 amp system. If the fuse is good, the meter should read?

A. 0.0
B. 0.2
C. 5.0
D. 2.0
E. None of the above

Correct Answer: A. 0.0

45. To find out how much memory is available, you could type _____

A. EMM
B. MEM
C. CHKDSK
D. MEMMAKER
E. None of the above

Correct Answer: B. MEM

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