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Digital Electronics

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

 3
 4
 1
 2

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Digital Electronics
The number of comparators in a parallel conversion type 8-bit analog to digital converter is

  255.
  8.
 16.
 256.

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

 D403
 D402
 C403
 E304

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Digital Electronics
If clock time period is 1ms, what is its frequency

 1 kHz
None of these
 1 MHz
 1 mHz

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Digital Electronics
Which of the following gates is known as anticoincidence detector?

 X-OR gate
 OR gate
 AND gate
 X-NOR gate

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Digital Electronics
A half adder is a ________ circuit.

 Combinational
 Sequential
 None
 Both A and B

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