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Digital Computer Electronics

Digital Computer Electronics
The number of input words in a truth table always equals _____ where n is the number of inputs bits.

10n
8n
2n
4n
None of these

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Digital Computer Electronics
A preliminary guide for comparing the simplicity of logic circuits is to count the number of input _____ leads.

All of these
bus
wire
gate
None of these

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Digital Computer Electronics
The XOR gates are ideal for testing parity because even-parity words produce a _____ output and odd-parity words produce a _____ output

high, low
None of these
low, high
even, odd
odd, even

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Digital Computer Electronics
How many full and half-adders are required to add 16-bit numbers?

None of these
16 half-adders, no full-adders
8 half-adders, 8 full-adders
1 half-adders, 15 full-adders
4 half-adders, 12 full-adders

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Digital Computer Electronics
How many bytes are there in 1011 1001 0110 1110 numbers?

4
None of these
1
8
2

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

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

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