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Digital Electronics

Digital Electronics
The number A = 01110000 and B = 10101111 are in 2’s complement form .Addition of above two number is

 10101111
 011100001
 11100000
 00011111

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Digital Electronics
Which of the following is 1’s complement representation of -34?

 01011101
 11011110
 11011101
 10100010

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Digital Electronics
In Boolean algebra AND is represented by

 /
 ×
 -
 +

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Digital Electronics
A multiplexer is a combinational logic circuit used to perform the operation

 XOR-NAND
 AND-AND
 NOR-OR
 AND-OR

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Digital Electronics
The maximum positive and negative numbers that can be represented in one’s complement using n-bits are respectively

 +(2n-1-1),-(2n-1-1)
 None of these
 +(2n-1-1),-2n-1
 +2n-1,-(2n-1-1)

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Digital Electronics
AND operation is equivalant to

 Division
 Both B and C
 Union
 Intersection

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