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DIGITAL ELECTRONICS

Digital Electronics
Maximum number in decimal that can be represented by 4 bits (binary) is

 7
 16
 4
 15

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Digital Electronics
1s Complement of 11001010 is

 00110111
 00110101
 11001011
 11001001

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Digital Electronics
Positive integers must be represented by

 signed numbers
 Both A and B
 None of these
 unsigned number

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Digital Electronics
2's Complement of 10101011 is

 01010101
 10101100
 00111100
 10101011

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Digital Electronics
The complement of a function A is

 0
 A
 Ā
 1

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