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Digital Electronics

Digital Electronics
Which of the following is 1’s complement representation of +57

 11000110
 00111001
 01000110
 00000001

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

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

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Digital Electronics
The decimal equivalent of the highest possible address for an 8-bit address bus is

 128
 255
 256
 8

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Digital Electronics
A device which converts BCD into octal is called

 decoder
 demultiplexer
 code converter
 encoder

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Digital Electronics
Odd parity of a bit stream can be tested using ________ gate.

 NOR
 OR
 AND
 XOR

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Digital Electronics
The hex address of the 256th memory location is

 00FFF
 000FF
 001FF
 00100

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