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Digital Electronics

Digital Electronics
A digital circuit that can store on bit is a

 XOR gate
 registor
 gate
 flip-flop

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Digital Electronics
In the toggle mode a JK flip-flop has

 J = 1, K = 0.
 J = 0, K = 1.
 J = 1, K = 1.
 J = 0, K = 0.

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Digital Electronics
A self-complementing code for the decimal digits is created using the weight 4 4 3 -2. The value of 8592 in the code is

 1000 0101 1001 0010
 1100 1001 1111 1000
 1100 1011 1111 1001
 1100 0111 1111 0011

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

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

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Digital Electronics
How many input and output required for multiplexer ?

None of these
 Many input and one output
 One input and one output
 One input and many output

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Digital Electronics
The NAND gate can function as a NOT gate if

 one input is set to 0
 inputs are left open
 all inputs are connected together
 one input is set to 1

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MORE MCQ ON Digital Electronics

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