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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
Conversion of binary number 11000112 to hexadecimal is

4016
4616
None of these
5716
6316

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Digital Computer Electronics
A demultiplexer is also known as

None of these
encoder
multiplexer
data selector
data distributor

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Digital Computer Electronics
Which of the following boolean algebra statements represent commutative law

A+AA
(A+B)+CA+(B+C)
(B+C)(A.B)+(A.C)
A+BB+A
None of these

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Digital Computer Electronics
The number of two-input NAND gates required to produce the two-input OR function is

1
4
2
3
None of these

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Digital Computer Electronics
When an inverter is placed between both inputs of an SR flip-flop, the resulting flip-flop is

None of these
Master slave JK flip-flop
JK flip-flop
T flip-flop
D flip-flop

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