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Digital Computer Electronics

Digital Computer Electronics
The 2-input XOR gate has a high output only when the input bits are _____

high
different
low
even
None of these

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Digital Computer Electronics
The clock signals are used in sequential logic circuits

to tell how much time has elapsed since the system was turned on
to synchronize events in various parts of a system
to tell the time of the day
to carry serial data signals
None of these

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Digital Computer Electronics
The number of two-input NAND gates required to produce the two-input OR function is

None of these
2
4
1
3

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Digital Computer Electronics
Instead of counting with binary numbers, a ring counter uses words that have a single high _____

chip
bytes
bit
gate
None of these

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

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

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Digital Computer Electronics
The _____ gate has two or more input signals. All inputs must be high to get a high output

None of these
NOR
NAND
AND
OR

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