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Digital Electronics

Digital Electronics
A multiplexer is a

 1-to-N device
 1-to-1 device
 N-to-1 device
 N-to-N device

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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

 AND
 X-NOR
 NAND
 NOR

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

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Digital Electronics
Which of the following shows the correct attachment of even parity bit to the data 00001001?

 000010011
 000001001
 000010010
 100001001

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Digital Electronics
A bubbled NOR gate is equivalent to a

 AND gate
 NAND gate
 X-OR gate
 NOR gate

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Digital Electronics
The logic expression AB can be implemented by giving the inputs A and B to a two-input

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

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