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Digital Computer Electronics

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

NAND
NOR
OR
XOR
None of these

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Digital Computer Electronics
Parallel adders are

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

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Digital Computer Electronics
Conversion of an octal number 738 to binary number is

1100102
1110112
1111002
1101112
None of these

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

NAND
XOR
None of these
NOR
OR

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Digital Computer Electronics
The hexadecimal number system is widely used in analyzing and programming ______

vacuum tube
microprocessors
chips
None of these
registers

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Digital Computer Electronics
How many bits are required to encode all twenty six letters ten symbols, and ten numerals?

2
6
None of these
5
3

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