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Digital Electronics

Digital Electronics
A half adder is a ________ circuit.

 None
 Both A and B
 Combinational
 Sequential

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Digital Electronics
When will be the output of an AND gate is LOW ?

 When any input is LOW
 When any input is HIGH
 When all inputs are HIGH
 When all input is LOW

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

 none
 1
 both have same
 2

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Digital Electronics
Which of the following is known as a mod-2 adder?

 X-NOR gate
 X-OR gate
 NOR gate
 NAND gate

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Digital Electronics
1 Kilo bits are equal to

 1008 bits
 1000 bits
 1024 bits
 1012 bits

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Digital Electronics
The most suitable gate for comparing two bits is

 AND
 NAND
 X-OR
 OR

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