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Digital Computer Electronics

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

OR
NAND
None of these
NOR
XOR

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

circuits
stage
wave
None of these
variations

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

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

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

RTL
HTL
TTL
None of these
DTL

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Digital Computer Electronics
How many full and half-adders are required to add 16-bit numbers?

1 half-adders, 15 full-adders
4 half-adders, 12 full-adders
16 half-adders, no full-adders
None of these
8 half-adders, 8 full-adders

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Digital Computer Electronics
ASCII and EBCDIC differ in

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

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