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Digital Electronics

Digital Electronics
The following code is not a BCD code.

 Gray code
 all of these
 8421 code
 XS-3 code

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Digital Electronics
An any or all gate is the other name of

 X-NOR gate
 OR gate
 AND gate
 X-OR gate

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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

 ROM
 PROM
All of these
 EAROM

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Digital Electronics
What is the minimum number of 2 input NAND gates used to perform the function of 2 input OR gate

 2
 1
 4
 3

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Digital Electronics
For checking the parity of a digital word, it is preferable to use

 NAND gates
 AND gates
 X-OR gates
 NOR gates

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

 registor
 gate
 flip-flop
 XOR gate

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MORE MCQ ON Digital Electronics

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