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Digital Computer Electronics

Digital Computer Electronics
The EXCLUSIVE - NOR gate is equivalent to an _____ gate followed by an invertor.

AND
NAND
None of these
XOR
OR

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Digital Computer Electronics
In which of the following adder circuits, the carry look ripple delay is eliminated?

Full adder
Half adder
None of these
Carry-look-ahead adder
Parallel adder

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Digital Computer Electronics
Addition of 1101011012, 1110111012, 0001111112, 1001011012, 1111101112 is

11110110000102
10110101110102
10010000000102
10001010001012
None of these

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Digital Computer Electronics
The leading bit stands for the _____ and the remaining bits for the _____ is known as signed binary numbers.

sign, remainder
sign, magnitude
variable, value
value, sign
None of these

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Digital Computer Electronics
A shift register can be used for:

All of these
digital delay line
parallel to serial conversion
serial to parallel conversion
None of these

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Digital Computer Electronics
The main advantage of hexadecimal numbers is the case of conversion from hexadecimal to _____ and vice versa.

None of these
ASCE
decimal
binary
BCD

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