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Digital Electronics

Digital Electronics
AND operation is equivalant to

 Union
 Both B and C
 Division
 Intersection

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

 00001000
 00000011
 01110011
 00001100

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Digital Electronics
The maximum positive and negative numbers which can be represented in two’s complement form using n bits are respectively,

 +(2n-1-1),-2n-1
 +2n-1,-2n-1
 +2n-1,-(2n-1+1)
 +(2n-1-1),-(2n-1-1)

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Digital Electronics
F’s complement of (2BFD)Hex is

 D403
 E304
 D402
 C403

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Digital Electronics
A sequence of binary digits is known as

 bit string
 input string
 word string
 byte string

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Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 3
 6
 8
 9

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