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Digital Computer Electronics

Digital Computer Electronics
An XOR gate recognizes only words with an _____ number of 1's.

odd
All of these
even
None of these
different

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Digital Computer Electronics
The _____ is a sequence of instructions that tells the computer how to process the data.

program
controls
data
None of these
instruction

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Digital Computer Electronics
The octal equivalent of decimal 324.987 is

815.234
504.771
None of these
90.987
640.781

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Digital Computer Electronics
Which of the following is not functionally a complete set?

AND, OR
AND, OR, NOT
NOR
NAND
None of these

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Digital Computer Electronics
A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers.

None of these
negative, positive
hexa, sign
positive, negative
sign, hexa

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Digital Computer Electronics
For an input pulse train of clock period T, the delay produced by an n stage shift register is

2nT
nT
None of these
(n-l)T
(n+l)T

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