Bitwise Operators

Bitwise & can be used to check if a bit in number is set or not.

A:

True

B:

False

C:

D:

Answer: A

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Bitwise & can be used to check if more than one bit in a number is on.

A:

True

B:

False

C:

D:

Answer: A

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Bitwise & and | are unary operators

A:

True

B:

False

C:

D:

Answer: B

Bitwise & and | are not unary operators only bitwise ! is unary operator.

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In the statement expression1 >> expression2. if expression1 is a signed integer with its leftmost bit set to 1 then on right shifting it the result of the statement will vary from computer to computer

A:

True

B:

False

C:

D:

Answer: A

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Left shifting a number by 1 is always equivalent to multiplying it by 2.

A:

True

B:

False

C:

D:

Answer: A

0001 => 1
0010 => 2
0100 => 4
1000 => 8

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Questions for: Bitwise Operators