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Digital Computer Electronics

Digital Computer Electronics
The logic 1 in positive logic system is represented by:

higher voltage level
lower voltage level
zero voltage
None of these
negative voltage

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Digital Computer Electronics
Instead of counting with binary numbers, a ring counter uses words that have a single high _____

bit
gate
bytes
None of these
chip

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Digital Computer Electronics
Addition of 1101011012, 1110111012, 0001111112, 1001011012, 1111101112 is

10001010001012
10110101110102
None of these
11110110000102
10010000000102

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

AND
XOR
NOR
XAND
None of these

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Digital Computer Electronics
_____dominates the LSI field, and _____ is used extensively where lowest power consumption is necessary.

NMOS, PMOS
MOSFET, PMOS
NMOS, CMOS
PMOS, CMOS
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?

None of these
Truth table
Function table
ASCII table
Routing table

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