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Digital Computer Electronics

Digital Computer Electronics
In which of the following adder circuits, the carry look ripple delay is eliminated?

Half adder
Parallel adder
Carry-look-ahead adder
Full adder
None of these

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Digital Computer Electronics
What table shows the electrical state of a digital circuit's output for every possible combination of electrical states in the inputs?

Truth table
None of these
Routing table
Function table
ASCII table

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Digital Computer Electronics
One way to simplify the sum-of-products equation is to use boolean algebra. Another way is the _____ map.

None of these
Schottky
De Morgan
Karnaugh
Standard

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Digital Computer Electronics
Which of the following is not functionally a complete set?

AND, OR, NOT
NAND
AND, OR
None of these
NOR

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Digital Computer Electronics
The leading bit stands for the _____ and the remaining bits for the _____ is known as signed binary numbers.

value, sign
variable, value
None of these
sign, magnitude
sign, remainder

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Digital Computer Electronics
What advantages do ICs have over discrete-device circuits due to their greater complexity (i.e. more circuitary in less area)

Smaller size
Higher reliability
Lower cost
All of these
None of these

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