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Digital Computer Electronics

Digital Computer Electronics
Which of the following is not functionally a complete set?

NOR
None of these
NAND
AND, OR, NOT
AND, OR

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Digital Computer Electronics
With a JK master-slave flip-flop the master is cocked when the clock is _____ and the slave is triggered when the clock is _____

set, reset
high, low
None of these
set, race
race, no change

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Digital Computer Electronics
The control and arithmetic-logic sections are called the _____

Block diagram
Control Unit
None of these
Input / Output Unit
Central Processing Unit

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Digital Computer Electronics
Conversion of an octal number 1428 to binary number is

None of these
11000112
1101102
11011012
11000102

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Digital Computer Electronics
The clock signals are used in sequential logic circuits

None of these
to carry serial data signals
to tell how much time has elapsed since the system was turned on
to synchronize events in various parts of a system
to tell the time of the day

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Digital Computer Electronics
The output 0 and 1 levels for TTL logic family is approximately

-1.75 and -0.9 V
0.6 and 3.5 V
None of these
0.1 and 5 V
0.9 and 1.75V

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