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Digital Electronics

Digital Electronics
Extremely low power dissipation per gate can be gained from

 CMOS ICs
 ECL ICs
 TTL ICs
 MOS ICs

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Digital Electronics
Which of the following is 2’s complement of +12?

 00000011
 01110011
 00001100
 00001000

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Digital Electronics
When two n-bit binary numbers are added then the sum will contain at most

 (n + 1)-bit
 (n + n)-bit
 n-bit
 (n + 2)-bit

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Digital Electronics
In the boolean algebra, a variable has ________ different state(s)/value(s).

 2
 4
 1
 3

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Digital Electronics
One bit full adder has ________ outputs.

 4
 3
 2
 any number

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

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

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