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Digital Electronics

Digital Electronics
Which number system has a base of 16

 None
 Hexadecimal
 Decimal
 Octal

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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

 NAND
 NOR
 AND
 X-NOR

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Digital Electronics
The number of rows in the truth table of a 4-input gate is

 16
 12
 8
 4

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Digital Electronics
The decimal equivalent of hexadecimal number of 2A0F is

 17670
 10767
 17607
 17067

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Digital Electronics
What will be Excess - 3 code for decimal ( 584 )?

  (0111 0100 1000).
 (1000 0111 1110).
  (1000 1011 0111).
 (1011 0111 1000).

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

 6
 12
 9
 10

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MORE MCQ ON Digital Electronics

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