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Digital Electronics

Digital Electronics
2's Complement of 10101011 is

 00111100
 01010101
 10101011
 10101100

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Digital Electronics
The 1’s complement of 11010111 is

 10101000
 00101000
 11101000
 10101000

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

 00000011
 00001100
 00001000
 01110011

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Digital Electronics
Which number system has a base of 16

 None
 Decimal
 Hexadecimal
 Octal

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Digital Electronics
The X-OR and X-NOR gates can have how many inputs?

 4
 1
 2
 any number

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Digital Electronics
A half adder has

 1 input and 1 output
 1 input and 2 outputs
 2 inputs and 2 output
 2 inputs and 1 outputs

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