Bitwise Masks
Quiz
•
Computers
•
12th Grade
•
Practice Problem
•
Medium
Deyshon Allison
Used 3+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the AND bitwise operator do?
Compares 2 bits and returns 1 if both are 1, otherwise returns 0
Shifts all bits to the left by one position
Inverts all the bits in a byte
Compares 2 bits and returns 1 if either of them is 1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of a SHIFT RIGHT operation?
Inverts the bits
Equivalent of dividing by 2
Discards the leftmost bit and adds a 0 on the left
Equivalent of multiplying by 2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you reset bits to 0 using bitwise operators?
Using the SHIFT LEFT operator
Using the AND operator with a suitable mask
Using the XOR operator with a suitable mask
Using the OR operator with a suitable mask
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using masks in bitwise operations?
To test or alter specific bits in a piece of data
To multiply numbers
To add two numbers
To invert all bits
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the XOR bitwise operator do?
Returns 1 if both bits are 1
Returns 1 if both bits are different
Shifts all bits to the right
Inverts the least significant bit
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of the OR bitwise operation 10001000 | 11000001?
10001001
11001000
10000000
11001001
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you turn on a specific bit using bitwise operations?
Using the SHIFT RIGHT operator
Using the COMPLEMENT operator
Using the AND operator with a mask
Using the OR operator with a suitable mask
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