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Digital Computer Electronics

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

even
All of these
odd
None of these
different

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Digital Computer Electronics
The Gray code for decimal 7 is

100
None of these
1011
101
111

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Digital Computer Electronics
Names, numbers, and other information needed to solve a problem are called _____

controls
instruction
program
None of these
data

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

10010000000102
10001010001012
10110101110102
None of these
11110110000102

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Digital Computer Electronics
What is the 2's-complement representation of -24 in a 16-bit microcomputer?

0000 0000 0001 1000
1111 1111 1110 0111
None of these
0001 0001 1111 0011
1111 1111 1110 1000

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Digital Computer Electronics
How many inputs signals can a gate have?

one
two only
more than one
None of these
both (a) and (b)

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