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Digital Computer Electronics

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

different
even
odd
All of these
None of these

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Digital Computer Electronics
The _____ is ultraviolet-light-erasable and electrically programmable. This allows the user to erase and store until programs and data are perfected.

EPROM
ROM
RAM
PROM
None of these

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Digital Computer Electronics
The functional capacity for LSI devices is

1 to 11 gates
12 to 99 gates
None of these
100 to 10,000 gates
more than 10,000 gates

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Digital Computer Electronics
A NOR gate has two or more input signals. All input must be _____ to get a high output

None of these
some low some high
1's
high
low

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

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

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Digital Computer Electronics
Express -7 as 16-bit signed binary numbers.

0111 0000 0000 0000
0000 0000 0000 0111
None of these
0111 0000 0000 0001
1000 0000 0000 0111

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