Computer Fundamentals – Section 5

31. In a PC, how much memory is available to application software?

A. 1024 KB
B. 760 KB
C. 640 KB
D. 560 KB
E.  2048 KB

Correct Answer: C. 640 KB

32. For a memory system, the cycle time is

A. same as the access time
B. longer than the access time
C. shorter than the access time
D. submultiple of the access time
E. None of the above

Correct Answer: B. longer than the access time

33. The number of records contained within a block of data on magnetic tape is defined by the

A. block definition
B. record contain clause
C. blocking factor
D. record per block factor
E. None of the above

Correct Answer: C. blocking factor

34. The binary equivalent of the Octal number 13.54 is

A. 1011.1011
B. 1101.1110
C. 1001.1110
D. All of the above
E. None of the above

Correct Answer: A. 1011.1011

35. What process prepares the magnetic surface of a disk by creating concentric circles, called tracks, around the disk? (Each track is further divided into pic-shaped sections called sectors.)

A. Tracking
B. Formatting
C. Copying
D. Sectioning
E. None of the above

Correct Answer: B. Formatting

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