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Digital Computer Electronics

Digital Computer Electronics
A binary adder is a logic circuit that can add _____ binary numbers at a time.

None of these
Thousands
One
Hundreds
Two

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Digital Computer Electronics
De Morgan's first theorem says that a NOR gate is equivalent to a bubbled _____ gate.

XAND
XOR
None of these
AND
NOR

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Digital Computer Electronics
The hexadecimal number system is widely used in analyzing and programming ______

registers
microprocessors
None of these
chips
vacuum tube

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Digital Computer Electronics
ASCII and EBCDIC differ in

the number of bytes used to store characters
their efficiency in storing data
their collecting sequences
the random and sequential access method
None of these

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Digital Computer Electronics
With an RS latch a high S and low R sets the output to _____ ; a low S and a high R _____ the output to low.

None of these
No change, set
Race, high
set, reset
high, reset

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Digital Computer Electronics
With positive clocking the clock signal must be _____ for the flip-flop to respond.

low
None of these
set
high
race

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