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Digital Electronics

Digital Electronics
A bubbled AND gate is equivalent to a

 OR gate
 NOR gate
 NAND gate
 X-OR gate

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Digital Electronics
One bit full adder has ________ outputs.

 2
 4
 any number
 3

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Digital Electronics
The most suitable gate to check whether the number of 1s in a digital word is even or odd is

 X-OR
 NAND
 AND, OR, and NOT
 NOR

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

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

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Digital Electronics
The most suitable gate for comparing two bits is

 OR
 NAND
 X-OR
 AND

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Digital Electronics
The output of a logic gate is 0 when all its inputs are at logic 1. The gate is either

 a NAND or an AND
 a NOR or an X-NOR
 a NAND or an X-OR
 a NAND or an X-NOR

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