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Digital Computer Electronics

Digital Computer Electronics
Which of the following flip-flops is free from race around problem?

All of these
master slave JK flip-flop
SR flip-flop
None of these
T flip-flop

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Digital Computer Electronics
A half-adder is also known as:

EX-OR circuit
AND circuit
NAND circuit
None of these
NOR circuit

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Digital Computer Electronics
An XOR gate recognizes only words with an _____ number of 1's.

even
odd
None of these
All of these
different

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Digital Computer Electronics
Multiplication of 478 by 528 is

(3144)8
None of these
(3146)8
(4147)8
(3184)8

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Digital Computer Electronics
With positive clocking the clock signal must be _____ for the flip-flop to respond.

race
None of these
set
low
high

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

NOR
XOR
None of these
NAND
OR

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