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Digital Electronics

Digital Electronics
To get an excess-3 code from BCD code

 0011 is subtracted
 0110 is subtracted
 0011 is added
 0110 is added

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Digital Electronics
In digital systems, 1 byte is equal to ________ bit(s).

 1
 4
 8
 2

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Digital Electronics
The output of a gate is LOW if and only if all its inputs are HIGH. It is true for

 X-NOR
 NAND
 AND
 NOR

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Digital Electronics
What is the 2’s complement of 10110000?

 01001111
 01010000
 10110000
 10001110

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Digital Electronics
The X-OR and X-NOR gates can have how many inputs?

 any number
 1
 4
 2

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Digital Electronics
The implicants which will definitely occur in the final expression are called

 essential prime implicants
 redundent prime implicants
 prime implicants
 selective prime implicants

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