# Computer Science - Digital Computer Electronics

### Exercise :: Digital Computer Electronics - Section 2

31.

The number of binary bits required to represent a hexadecimal digit is

 A. 3 B. 4 C. 6 D. 8 E. None of the above

Explanation:

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32.

Instead of counting with binary numbers, a ring counter uses words that have a single high _____

 A. bytes B. bit C. gate D. chip E. None of the above

Explanation:

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33.

Multiplication of 1112 by 1012 is

 A. 1100112 B. 1000112 C. 1111002 D. 0001012 E. None of the above

Explanation:

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34.

For what logic gate the outputs in complement of the input?

 A. NOT B. AND C. OR D. XOR E. None of the above

Explanation:

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35.

What is the decimal equivalent of 210?

 A. 4096 B. 1024 C. 1000 D. 16 E. None of the above