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Digital Electronics

Digital Electronics
Excess-3 code is known as

Weighted code
Self-complementing code
Algebraic code
Cyclic redundancy code

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Digital Electronics
The voltages corresponding to LOW and HIGH levels respectively are given below. Identify the voltages which correspond to positive logic system.

 0 V and 5 V
 5 V and 0 V
 1 V and -5 V
 –1.5 V and – 5 V

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Digital Electronics
The switch which clears a flip-flop is know as

 Both A and B
 Clear
 Reset
 None

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Digital Electronics
Counter is a

  both.
  sequential circuit.
  none.
  combinational circuit.

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

 9
 7
 6
 8

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Digital Electronics
(1D)16 in BCD 8421 code is

 00100100
 00011111
 00101001
 00011101

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