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Digital Electronics

Digital Electronics
In Boolean algebra AND is represented by

 -
 /
 +
 ×

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Digital Electronics
To add two m-bit numbers, the required number of half adder is

 2m-1
 2m-1
 2m
 2m+1

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Digital Electronics
A combinational circuit can be designed using only

 AND gates
 OR gates
 OR and X-NOR gates
 NOR gates

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Digital Electronics
1 Kilo bits are equal to

 1000 bits
 1008 bits
 1024 bits
 1012 bits

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Digital Electronics
A read only memory in which the present contents must be erased before the new information can be stored is

 PROM
 ROM
 EAROM
All of these

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Digital Electronics
What is the requirement of fullsubstractor circuit ?

 Two inputs and three outputs
 Three inputs and two outputs
 Two inputs and two outputs
 Three inputs and one output

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MORE MCQ ON Digital Electronics

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