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Digital Electronics

Digital Electronics
How many output is high of NOR GATE ?

 1
 3
 4
 2

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NOR gate?

 X-NOR
 AND
 NAND
 OR

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Digital Electronics
The number of 1 in 8-bit representation of 127 in 2’s complement form is m and that in 1,s complement form is n. What is the value of m:n?

 1:1
 1:2
 2:3
 2:1

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Digital Electronics
Convert the binary number (1111000011110000) to hexadecimal number

 1010
 5050
 7070
 F0F0

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Digital Electronics
9’s complement of 52784630 is

 48225469
 57316379
 47215369
 58326479

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

 Both A and B
 None
 Reset
 Clear

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MORE MCQ ON Digital Electronics

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