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

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Digital Computer Electronics
What is the 2's complement of 0011 0101 1001 1100 number?

None of these
1100 1010 1100 1011
1100 1010 1111 1111
1100 1010 0110 0011
1100 1010 0110 0100

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Digital Computer Electronics
Conversion of a octal number 638 to its decimal number is

5110
5710
6110
5310
None of these

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

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

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Digital Computer Electronics
Conversion of decimal number 7110 to it's binary number equivalent is

10001112
11100112
1100112
1100112
None of these

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Digital Computer Electronics
A bus is a group of _____ carrying digital signals.

registers
gates
transistors
wires
None of these

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