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Digital Computer Electronics

Digital Computer Electronics
The 2's compliment of binary number 0.01011 is:

None of these
0.10101
1.10101
1.101
0.101

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Digital Computer Electronics
Conversion of binary number 10010012 to hexadecimal is

3916
4916
4216
4016
None of these

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

5310
5710
None of these
6110
5110

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Digital Computer Electronics
The _____ is ultraviolet-light-erasable and electrically programmable. This allows the user to erase and store until programs and data are perfected.

PROM
EPROM
RAM
ROM
None of these

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

AF
8C
All of these
None of these
9E

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

NAND
NOR
OR
None of these
XOR

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