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Digital Electronics

Digital Electronics
For a code to be self-complementing, the sum of all its weights must be

 9
 12
 6
 10

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Digital Electronics
How many output is high of NOR GATE ?

 4
 1
 3
 2

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Digital Electronics
Consider the operation 24+17 = 40 .What is the correct base of number so that operation is correct?

 13
 11
 10
 12

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

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

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Digital Electronics
A gate is enabled when its enable input is at logic 1. The gate is

 none of these
 NAND
 OR
 NOR

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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?

 OR
 AND
 X-OR
 NOT

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