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Digital Computer Electronics

Digital Computer Electronics
What logic function is obtained by adding an inverter to the output of an AND gate?

XOR
None of these
OR
NOR
NAND

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Digital Computer Electronics
A byte is consist of _____ bits

None of these
two
ten
eight
four

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Digital Computer Electronics
The Gray code for decimal 7 is

None of these
111
1011
100
101

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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.

wire
None of these
All of these
gate
bus

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Digital Computer Electronics
What is the 2's complement of 0011 0101 1001 1100 number?

1100 1010 0110 0011
1100 1010 1111 1111
None of these
1100 1010 0110 0100
1100 1010 1100 1011

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

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

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