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Digital Electronics

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

 X-OR
 NOR
 X-NOR
 NAND

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Digital Electronics
Why small bubble is given on the output of the NAND gate symbol ?

 Output is inverted
 Open collector output
None of these
 Tristate

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Digital Electronics
The 2s complement of 17 is

  101111.
 101110.
 111110.
 110001.

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Digital Electronics
The boolean algebra is mostly based on

 Standard theorem
 De Morpans theorem
 De Morgans theorem
 Boolean theorem

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Digital Electronics
Logic circuits are

 hybrid circuits
 analog circuits
 none of these
 digital circuits

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Digital Electronics
1’s complement of 17 is

 10111.
 11100.
 10001.
  01110.

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MORE MCQ ON Digital Electronics

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