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Digital Electronics

Digital Electronics
The decimal equivalent of hexadecimal number “BEED” is

 48,877
 47,877
 none
 48,777

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

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

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Digital Electronics
ASCII code is a

 8-bit code
 10-bit code
 5-bit code
 7-bit code

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Digital Electronics
A half adder is a ________ circuit.

 Combinational
 Sequential
 Both A and B
 None

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Digital Electronics
What is the logic which controls a stair case light associated with two switches A and B located at the bottom and top of the stair case respectively?

 X-OR
 OR
 X-NOR
 AND

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Digital Electronics
10’s complement of 63325600 is

 633256600
 36774400
 36674400
 366744399

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MORE MCQ ON Digital Electronics

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