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Digital Computer Electronics

Digital Computer Electronics
A microcomputer is a computer that uses a _____ for its CPU.

registers
vacuum tube
microprocessor
chips
None of these

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Digital Computer Electronics
Conversion of a hexadecimal number 6316 to binary number is

11000112
None of these
11001112
11001112
1110112

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Digital Computer Electronics
Conversion of an octal number 1438 to its decimal number is

9910
10710
97110
None of these
9010

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

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

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Digital Computer Electronics
Which function positive logic is equivalent to OR function in negative logic?

OR
None of these
NOT
AND
NOR

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Digital Computer Electronics
The time required for a pulse to decrease from 90 to 10 percent of its maximum value is known as

rise time
None of these
decay time
propagation delay
binary level transition period

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