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Digital Electronics

Digital Electronics
The decimal equivalent of hexadecimal number of 2A0F is

 17607
 17067
 17670
 10767

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Digital Electronics
How many input and output required for multiplexer ?

 Many input and one output
None of these
 One input and one output
 One input and many output

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Digital Electronics
In Boolean algebra A.A is equal to

 A²
 2A
 A
 1

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Digital Electronics
ASCII and EBCDIC codes are

 BCD codes
 alphanumeric codes
 error correcting codes
 numeric codes

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Digital Electronics
Positive integers must be represented by

 unsigned number
 signed numbers
 None of these
 Both A and B

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Digital Electronics
The number of parity bits in a 12-bit Hamming code is

 8
 4
 5
 6

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