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Digital Electronics

Digital Electronics
If in a base b number system, 54/4=13, the base of the number is

 7
 8
 6
 9

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

 3
 8
 9
 6

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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

 NOR
 NAND
 AND
 X-NOR

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Digital Electronics
The 7-bit Hamming code is used to transmit

 4 data bits
 no data bits
 3 data bits
 7 data bits

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Digital Electronics
A switch-tail ring counter is made by using a single D-FF, the following circuit is

  D FF.
  T FF.
  J-K FF.
  S-R FF.

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Digital Electronics
A multiplexer is a

 N-to-1 device
 1-to-1 device
 1-to-N device
 N-to-N device

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