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46. 

The following is true about 2-out of-5 code:
A. it is weighted code
B. it is unweighted code
C. it has odd parity
D. All of the above
E. None of the above
47. 

The Josephson tunneling device illustrates principles associated with the advanced storage technique:
A. cryogenics
B. CCD
C. EBAM
D. holographing
E. None of the above
48. 

Which of the following statements is true?
A. The installation of a computer is favorably received by all employees
B. Some form of training is necessary for employees who will work with computers
C. Computers are portrayed solely as society's benefactor
D. A businessperson is only interested in the computer's accuracy
E. None of the above
49. 

Communication between computers using standard telephone service
A. Requires a change to an anolog signal
B. Is most efficient
C. Produces little noise and few disturbances
D. All of the above
E. None of the above
50. 

A floppy disk contains
A. Circular tracks only
B. Sectors only
C. Both circular tracks and sector
D. All of the above
E. None of the above