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Digital Electronics

Digital Electronics
A digital circuit that can store on bit is a

 registor
 gate
 XOR gate
 flip-flop

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Digital Electronics
An exclusive NOR gate is logically equivalent to

 X-OR gate followed by an inverter
 NOT gate followed by a NOR gate
 inverter followed by an X-OR gate
 complement of a NOR gate

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Digital Electronics
The most suitable gate to check whether the number of 1s in a digital word is even or odd is

 NAND
 AND, OR, and NOT
 NOR
 X-OR

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Digital Electronics
Digital computers are more widely used as compared to analog computers, because they are

Easier to maintain
Useful over wider ranges of problem types
Less expensive
Always more accurate and faster

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Digital Electronics
What is the 2’s complement of 10110000?

 10001110
 10110000
 01010000
 01001111

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Digital Electronics
Which of the following is 1’s complement representation of +57

 01000110
 00111001
 11000110
 00000001

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MORE MCQ ON Digital Electronics

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