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Digital Electronics

Digital Electronics
AND operation of (79)10 & (-56)10 is

 42H
 48H
 50H
 08H

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Digital Electronics
ASCII code is a

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

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Digital Electronics
In binary number system the first digit (bit) from right to left is called as

 MSB, Most Significant Bit
 LSB, Least Significant Bit
 Last Bit
 First Bit

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Digital Electronics
A three-state buffer has the following output states

 High, Low, Float
 Both A and B
 Set, Reset, Halt
 1, 0, float

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

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Digital Electronics
For checking the parity of a digital word, it is preferable to use

 AND gates
 NAND gates
 X-OR gates
 NOR gates

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MORE MCQ ON Digital Electronics

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