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Digital Electronics

Digital Electronics
How many stable state/states present in flip-flop ?

 1
 3
 2
 4

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Digital Electronics
The following code is not a BCD code.

 8421 code
 XS-3 code
 Gray code
 all of these

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

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

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Digital Electronics
When will be the output of an OR gate is LOW ?

 When all inputs are HIGH
 When any input is LOW
 When all input is LOW
 When any input is HIGH

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Digital Electronics
Which is the correct order of sequence for representing the input values in K-map?

(00, 01, 11, 10)
(00, 10, 11, 01)
(00, 01, 10, 11)
(00, 10, 01, 11)

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Digital Electronics
Which of the logical operations is represented by the + sign in Boolean algebra ?

 NAND
 NOT
 AND
 OR

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MORE MCQ ON Digital Electronics

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