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Digital Computer Electronics

Digital Computer Electronics
How many full adders are required to construct an m- bit parallel adder?

m/2
None of these
m-1
m+1
m

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Digital Computer Electronics
The 2-input XOR gate has a high output only when the input bits are _____

low
None of these
different
even
high

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Digital Computer Electronics
An AND gate has 7 inputs, what is the only input word that produces a 1 output?

1110000
None of these
1111111
1111

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Digital Computer Electronics
Express 8192 in K units.

8 x 103 K
None of these
All of these
8.192 k
8K

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Digital Computer Electronics
Conversion of an octal number 1068 to binary number is

None of these
11100102
100001102
10001102
11001102

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Digital Computer Electronics
A demultiplexer is also known as

encoder
data selector
None of these
multiplexer
data distributor

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