Computer Science - Digital Computer Electronics

26. 

A flip-flop is a _____ element that stores a binary digit as a low or high voltage.

A. chip
B. bus
C. I/O
D. memory
E. None of the above

Answer: Option D

Explanation:

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27. 

Conversion of decimal number 8910 it's binary number equivalent is

A. 10110112
B. 11001112
C. 10110012
D. 100112
E. None of the above

Answer: Option C

Explanation:

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28. 

An AND gate has 7 inputs. How many input word are in its truth table?

A. 64
B. 32
C. 16
D. 128
E. None of the above

Answer: Option D

Explanation:

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29. 

When an inverter is placed between both inputs of an SR flip-flop, the resulting flip-flop is

A. JK flip-flop
B. D flip-flop
C. T flip-flop
D. Master slave JK flip-flop
E. None of the above

Answer: Option B

Explanation:

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30. 

Arithmetic operation are coded in

A. Decision symbols
B. Input/Outpur(I/0)
C. Processing symbols
D. Terminal symbols
E. None of the above

Answer: Option C

Explanation:

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