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Digital Electronics

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

 NAND
 AND, OR, and NOT
 NOR
 X-OR

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

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

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Digital Electronics
The most suitable gate for comparing two bits is

 X-OR
 AND
 NAND
 OR

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Digital Electronics
(44)8 in BCD 8421 code is

 01000100
 00100100
 00110110
 01100011

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Digital Electronics
In digital systems, 1 byte is equal to ________ bit(s).

 4
 8
 1
 2

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Digital Electronics
Logic circuits are

 analog circuits
 hybrid circuits
 none of these
 digital circuits

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