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Digital Electronics

Digital Electronics
The hex address of the 256th memory location is

 00FFF
 00100
 001FF
 000FF

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Digital Electronics
A Nibble is equal to ________ bit(s)

 8
 1
 4
 2

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Digital Electronics
The output of a NAND gate is low

 only when all the inputs are low
 only when at least one input is low
 only when at least one input is high
 only when all the inputs are high

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Digital Electronics
Excess-3 code is known as

Cyclic redundancy code
Algebraic code
Weighted code
Self-complementing code

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NAND gate?

 X-OR
 OR
 NOT
 AND

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Digital Electronics
The NAND gate can function as a NOT gate if

 one input is set to 0
 one input is set to 1
 inputs are left open
 all inputs are connected together

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MORE MCQ ON Digital Electronics

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