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Digital Computer Electronics

Digital Computer Electronics
What logic function is produced by adding an inverter to each input and the output of an AND gate?

NAND
None of these
XOR
NOR
OR

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Digital Computer Electronics
Conversion of an octal number 1108 to its decimal number is

None of these
11010
7010
7310
7210

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Digital Computer Electronics
The clock signals are used in sequential logic circuits

to tell how much time has elapsed since the system was turned on
None of these
to carry serial data signals
to tell the time of the day
to synchronize events in various parts of a system

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

70000000000000000
5D16
None of these
50000000000000000
5A16

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Digital Computer Electronics
Conversion of binary number 1100002 to hexadecimal is

4316
3016
None of these
4016
2716

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Digital Computer Electronics
The leading bit stands for the _____ and the remaining bits for the _____ is known as signed binary numbers.

value, sign
sign, remainder
None of these
variable, value
sign, magnitude

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