Computer Science - Digital Computer Electronics

21. 

What logic function is produced by adding an inverter to the output of an AND gate?

A. NAND
B. NOR
C. XOR
D. OR
E. None of the above

Answer: Option A

Explanation:

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22. 

Conversion of decimal number 2810 to it's octal number equivalent is

A. 328
B. 408
C. 348
D. 368
E. None of the above

Answer: Option C

Explanation:

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23. 

Division of 1000112 by 1012 is

A. 1002
B. 1112
C. 1012
D. 10102
E. None of the above

Answer: Option B

Explanation:

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24. 

The NOR gate is logically equivalent to an OR gate followed by an _____

A. AND
B. XAND
C. XOR
D. inverter
E. None of the above

Answer: Option D

Explanation:

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25. 

The dynamic race hazard problem occurs in

A. combinational circuits only
B. sequential circuits only
C. both combinational and sequential circuits
D. none of the combinational and sequential circuits
E. None of the above

Answer: Option D

Explanation:

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