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Digital Computer Electronics

Digital Computer Electronics
Which of the following logic families has the highest noise immunity?

RTL
TTL
HTL
None of these
DTL

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Digital Computer Electronics
A _____ is a group of devices that store digital data.

variations
register
circuits
bit
None of these

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Digital Computer Electronics
When a transistor is cut off or saturated, transistor _____ have almost no effect

wave
None of these
variations
circuits
stage

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Digital Computer Electronics
Which of the following boolean algebra statements represent commutative law

(B+C)(A.B)+(A.C)
(A+B)+CA+(B+C)
A+AA
None of these
A+BB+A

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Digital Computer Electronics
The number of binary bits required to represent a hexadecimal digit is

3
None of these
4
6
8

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Digital Computer Electronics
What logic function is obtained by adding an inverter to the output of an AND gate?

NAND
NOR
OR
None of these
XOR

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