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Digital Electronics

Digital Electronics
F’s complement of (2BFD)Hex is

 D402
 C403
 E304
 D403

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Digital Electronics
Consider the operation 24+17 = 40 .What is the correct base of number so that operation is correct?

 12
 13
 11
 10

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

 Both A and B
 Reset
 Clear
 None

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Digital Electronics
Logic circuits are

 digital circuits
 none of these
 analog circuits
 hybrid circuits

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Digital Electronics
The main equation for a D flip flop is

 Q=0
 Q=1
 Q=D'
 Q=D

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Digital Electronics
Which one of the following is 2’s complement of -68?

 10111100
 01111100
 00111100
 11000100

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