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Digital Computer Electronics

Digital Computer Electronics
An inventor is a gate with only _____ input; the output is always in the opposite state from the input

one
None of these
All of these
two
more than one

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Digital Computer Electronics
Which of the following is a universal gate?

EX-OR
AND
OR
NAND
None of these

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Digital Computer Electronics
A demultiplexer is also known as

data distributor
None of these
multiplexer
encoder
data selector

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Digital Computer Electronics
The reduced form of the Boolean expression (A+B)(A+C) is:

None of these
AC+B
AB+AC
A+BC
A+B+C

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Digital Computer Electronics
Conversion of hexadecimal number 1D7F16 to a decimal number is

None of these
877110
755110
555710
778110

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Digital Computer Electronics
Conversion of an octal number 1368 to hexadecimal number is

5D16
50000000000000000
70000000000000000
None of these
5A16

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