41. The original ASCII code used _____ bits of each byte, reserving that last bit for error checking.

A. 5
B. 6
C. 7
D. 8
E. 4

42. Which of the following terms is the most closely related to main memory?

A. nonvolatile
B. permanent
C. control unit
D. temporary
E. None of the above

43. The computer industry uses prefixes of Greek origin to measure large amounts of data. Which term describes 1024 bytes.

A. Kilobyte
B. Megabyte
C. Gigabyte
D. Terabyte
E. None of the above

44. Which kind of storage device can be carried around?

A. Floppy disk
B. Hard disk
C. System cabinet
D. Hard disk drive
E. Floppy disk drive

45. One nibble is equal to

A. 4 bits
B. 8 bits
C. 6 bits
D. 16 bits
E. None of the above