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Digital Electronics

Digital Electronics
Which of the following is 2’s complement of +12?

 00001000
 00000011
 01110011
 00001100

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Digital Electronics
The output of a gate is HIGH if and only if all its inputs are LOW. It is true for

 NOR
 X-OR
 X-NOR
 NAND

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Digital Electronics
A hexadecimal odometer displays F 52 F. The next reading will be

G52F
F52E
F53O
F53F

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Digital Electronics
A byte is equal to ________ bits.

 16
 8
 32
 4

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NAND gate?

 NOT
 X-OR
 AND
 OR

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Digital Electronics
What is the radix of octal number system ?

 16
 10
 2
 8

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