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DIGITAL COMPUTER ELECTRONICS

Digital Computer Electronics
The 2's compliment of binary number 010111.1100 is

101000.0011
None of these
10111.0011
101000.01
101001.11

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Digital Computer Electronics
In boolean algebra, the times sign stands for the _____ operation

NOR
NAND
OR
AND
None of these

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

XOR
None of these
NOR
OR
NAND

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Digital Computer Electronics
Conversion of an octal number 74328 to a binary number is

None of these
1111000110102
1100110101112
11110001101112
1111111110002

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Digital Computer Electronics
Conversion of an octal number 1438 to hexadecimal number is

5716
6316
5016
None of these
6016

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