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Digital Electronics

Digital Electronics
Which of these circuits will give yield carry with more delay 1. Carry look ahead adder 2. Ripple carry adder

 2.
 none
 both are same
 1.

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Digital Electronics
When an input signal 1 is applied to a NOT gate, the output is ___________.

1
None of these
Either 0 & 1

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Digital Electronics
Temperature variation is a/an

 Digital quantity
 None
 Either Digital or Analog quantity
 Analog quantity

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Digital Electronics
In the toggle mode a JK flip-flop has

 J = 0, K = 1.
 J = 0, K = 0.
 J = 1, K = 0.
 J = 1, K = 1.

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Digital Electronics
11001, 1001 and 111001 correspond to the 2’scomplement representation of the following set of numbers

 -7, -7 and -7 respectively
 -6, -6 and -6 respectively
 -25, -9 and -57 respectively
 25, 9 and 57 respectively

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Digital Electronics
Switching circuits are

 none of these
 hybrid circuits
 digital circuits
 analog circuits

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