Answer & Solution
Answer: Option B
Solution:
The &&= operator assigns the right operand to the left operand only if the left operand is truthy.
Q
Which of the following operators is used to perform a logical AND assignment?
Related Questions on Average
What will be the value of b after let b = null; b ??= 'default';?
A). null
B). 'default'
C). undefined
D). NaN
What does let a = 10; a >>= 2; evaluate to?
A). 2
B). 4
C). 10
D). 5
What is the result of let a = 5; a %= 2;?
A). 1
B). 2
C). 0
D). 5
What will be the value of x after let x = 5; x -= 2;?
A). 7
B). 2
C). 3
D). 5
How does the ^= operator work in JavaScript?
A). Performs a logical XOR
B). Performs a bitwise XOR
C). Performs a logical AND
D). Performs a bitwise AND
What will be the value of c after `let c = 5; c
A). = 3;`?
B). 1
C). 3
D). 7
Which operator would you use to shift bits to the right and assign the result?
A). >>>=
B). >>=
C). <<=
D). &=
What does let e = 6; e <<= 1; evaluate to?
A). 3
B). 12
C). 6
D). 7
What does the += operator do?
A). Adds and assigns
B). Subtracts and assigns
C). Multiplies and assigns
D). Divides and assigns
How does the &= operator work in JavaScript?
A). Performs a logical AND
B). Performs a bitwise AND
C). Performs a bitwise OR
D). Performs a logical OR