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Digital Computer Electronics

Digital Computer Electronics
Conversion of an octal number 478 to its binary number is

1100112
1100112
1001112
11110112
None of these

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Digital Computer Electronics
The functional difference between SR flip-flop and JK flip-flop is that

JK flip-flop has a feed back path
JK flip-flop does not require external clock
None of these
JK flip-flop accepts both inputs 1
JK flip-flop is faster than SR flip-flop

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Digital Computer Electronics
What logic function is produced by adding an inverter to each input and the output of an AND gate?

XOR
OR
NAND
None of these
NOR

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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 _____

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

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Digital Computer Electronics
An odd-parity generator produces an odd-parity bit to go along with the data. The parity of the transmitted data is _____ An XOR gate can test each received word for parity rejecting words with _____ parity.

high, low
odd, even
low, high
None of these
even, odd

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Digital Computer Electronics
An OR gate has 6 inputs. How many input words are in its truth table?

16
128
None of these
64
32

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