Computer Science - Digital Computer Electronics

36. 

How many outputs signals can a gate have?

A. one
B. more than one
C. two only
D. both (a) and (b)
E. None of the above

Answer: Option A

Explanation:

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37. 

Conversion of an octal number 1258 to its decimal number is

A. 9010
B. 8510
C. 8710
D. 9910
E. None of the above

Answer: Option B

Explanation:

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38. 

What is the main advantage of using MOSFET rather than bipolar transistor circuitary in ICs?

A. much greater complexity (more components) than bipolar circuits : better economy
B. higher operating speed than bipolar circuits
C. fewer power supply connections are required with MOS ICs
D. system designers are more familiar with MOS circuitary

Answer: Option A

Explanation:

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39. 

The term sum-of-products in boolean algebra means

A. The AND function of several OR functions
B. The OR function of several AND functions
C. The OR function of several OR functions
D. The AND function of several AND functions
E. None of the above

Answer: Option B

Explanation:

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40. 

A shift register can be used for:

A. parallel to serial conversion
B. serial to parallel conversion
C. digital delay line
D. all of the above
E. None of the above

Answer: Option D

Explanation:

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