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Digital Computer Electronics

Digital Computer Electronics
A NAND gate is equivalent to an AND gate followed by an inverter. All inputs must be _____ to get a low output

some low and some high
low
None of these
high
0's

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Digital Computer Electronics
A positive AND gate is also a negative

NAND gate
AND gate
None of these
NOR gate
OR gate

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Digital Computer Electronics
Which of the following Boolean algebra rules is wrong?

0 + A = A
1 + A = 1
A + A = A
1 . x = 1
None of these

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Digital Computer Electronics
A byte is consist of _____ bits

eight
four
two
None of these
ten

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Digital Computer Electronics
The inverter OR gate and AND gate are called decision-making elements because they can recognize some input _____ while disregarding others. A gate recognizes a word when its output is _____

words, high
None of these
bytes, low
character, low
bytes, high

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Digital Computer Electronics
Computer ICs work reliably because they are based on _____ design.

Two-stage
System
Two-states
Top-bottom
None of these

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