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Digital Computer Electronics

Digital Computer Electronics
What is the hexadecimal equivalent of a binary number 10101111

None of these
9E
All of these
AF
8C

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Digital Computer Electronics
Conversion of binary number 11011001111110002 to hexadecimal number is

D8F816
None of these
D9F816
78916
A8B916

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Digital Computer Electronics
Binary means _____

Two
Four
None of these
Ten
Three

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Digital Computer Electronics
The logic 1 in positive logic system is represented by:

negative voltage
lower voltage level
higher voltage level
zero voltage
None of these

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Digital Computer Electronics
Conversion of an octal number 1368 to hexadecimal number is

None of these
5D16
50000000000000000
70000000000000000
5A16

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Digital Computer Electronics
Parallel adders are

combinational logic circuits
sequential logic circuits
All of these
both of the above
None of these

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