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Digital Electronics

Digital Electronics
Which of the following logic circuits is the fastest ?

 RTL.
 DTL.
 All have same speed.
 TTL.

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Digital Electronics
EBCDIC code is a

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

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Digital Electronics
In signed magnitude representation, the binary equivalent of 22.5625 is (the bit before comma represents the sign)

 1,10101.1001
 1,10110.1001
 0,10110.1001
 0,10110.1011

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Digital Electronics
A gate is enabled when its enable input is at logic 1. The gate is

 OR
 NAND
 none of these
 NOR

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Digital Electronics
For 4 bit parallel addition, we need ________ half adder(s) and ________ full adder(s)

 0 and 4
 0 and 3
 1 and 3
 1 and 4

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Digital Electronics
How many input and output required for demultiplexer ?

 number of selection inputs and one output
 one input and many output
None of these
 one input and one output

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MORE MCQ ON Digital Electronics

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