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Digital Electronics

Digital Electronics
The only function of NOT gate is to ___________.

None of these
Invert input signal
Act as a universal gate
Stop signal

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Digital Electronics
A Nibble is equal to ________ bit(s)

 2
 1
 8
 4

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Digital Electronics
A half adder is a ________ circuit.

 Sequential
 None
 Combinational
 Both A and B

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Digital Electronics
A full adder has

 3 inputs, 1 output
 2 inputs, 2 outputs
 3 inputs, 2 outputs
 2 inputs, 1 output

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Digital Electronics
The 1’s complement of 11010111 is

 11101000
 10101000
 10101000
 00101000

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Digital Electronics
If a counter having 10 flip flops is initially at 0, What count will if hold after 2060 pulses?

  000 000 1100.
  000 000 1000.
 000 001 1100.
 000 000 1110.

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