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Digital Electronics

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

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

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Digital Electronics
Which of these circuits have higher gate complexity 1. Carry look ahead adder 2. Ripple carry adder

 1
 none
 both have same
 2

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Digital Electronics
The NOR gate can function as a NOT gate if

 inputs are left open
 one input is set to 1
 one input is set to 0
 all inputs are connected together

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Digital Electronics
What will be the Boolean expression for an inverter logic gate, where input is A and output is G ?

 G = Ā
None of these
 G = A
 A= G

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Digital Electronics
The output of a gate is LOW if and only if all its inputs are HIGH. It is true for

 NAND
 X-NOR
 AND
 NOR

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Digital Electronics
Which of the following gates cannot be used as an inverter?

 NAND
 X-NOR
 NOR
 AND

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