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DIGITAL COMPUTER ELECTRONICS

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

101001.11
101000.01
101000.0011
None of these
10111.0011

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

NOR
AND
OR
NAND
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?

NAND
OR
XOR
NOR
None of these

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

1111000110102
None of these
11110001101112
1111111110002
1100110101112

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

6316
6016
None of these
5716
5016

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