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Digital Electronics

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

 000001001
 000010010
 100001001
 000010011

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Digital Electronics
Which of the following is a self-complementing code?

 Gray code
 XS-3 code
 Hamming code
 cyclic code

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Digital Electronics
What is the difference between xor gate and exor gate.

 xor and exor are complement of each other
 xor gives two outputs while exor gives one
 xor gives one output while exor gives two
 both are same

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Digital Electronics
A 32 × 10 ROM contains a decoder of size

 5 × 32
 10 × 32
 32 × 10
 32 × 32

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Digital Electronics
Which of the following is known as a mod-2 adder?

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

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Digital Electronics
In Boolean algebra, the bar sign (-) indicates ___________.

NOT operation
None of these
AND operation
OR operation

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