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Digital Computer Electronics

Digital Computer Electronics
Convert the 1000 0000 0000 1111 signed binary number to decimal number.

None of these
15
-15
30
-30

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

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

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Digital Computer Electronics
How many full adders are required to construct an m- bit parallel adder?

None of these
m/2
m
m-1
m+1

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Digital Computer Electronics
Conversion of hexadecimal number 6B216 to it's binary number equivalent is

None of these
1100110011112
111111112
11110001101112
110101100102

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Digital Computer Electronics
Conversion of binary number 1011012 to hexadecimal is

None of these
2716
3716
2D16
20000000000000000

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Digital Computer Electronics
The output of the following gate is 0 only if at least one of the inputs is 1:

AND gate
OR gate
NOR gate
EX-OR gate
None of these

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