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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.

None of these
10n
2n
8n
4n

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Digital Computer Electronics
Consider as RS flip-flops with both inputs set to 0. If a momentary '1' is applied at the input S, then the output

Q will flip from 0 to 1
None of these
Q will flip from 0 to 1 and then back to 0
Q will flip from 0 to 1
Q will flip from 0 to 1 and then back to 0

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Digital Computer Electronics
A half-adder is also known as:

AND circuit
NOR circuit
NAND circuit
None of these
EX-OR circuit

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Digital Computer Electronics
An inventor is a gate with only _____ input; the output is always in the opposite state from the input

one
All of these
more than one
None of these
two

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Digital Computer Electronics
An OR gate can be imagined as

switches connected in parallel
All of these
MOS transistors connected in series
None of these
switches connected in series

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Digital Computer Electronics
The 2's compliment of binary number 010111.1100 is

10111.0011
101000.01
None of these
101000.0011
101001.11

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