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Digital Electronics

Digital Electronics
Excess-3 code is known as

Weighted code
Cyclic redundancy code
Self-complementing code
Algebraic code

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Digital Electronics
The data bus width of a ROM of size 2048 × 8 bits is

 10
 8
 12
 16

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

 2m-1
 2m
 2m-1
 2m+1

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Digital Electronics
A half adder has

 2 inputs and 2 output
 1 input and 2 outputs
 2 inputs and 1 outputs
 1 input and 1 output

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Digital Electronics
A D-flip-flop is said to be transparent when

 the output is LOW
 the output follows clock
 the output follow input
 the output is HIGH

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Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 6
 9
 8
 3

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