Which of the following operators is used to perform a logical AND assignment?
A). &&
B). &&=
C). &=
D). and=
What will be the value of b after let b = null; b ??= 'default';?
A). null
B). 'default'
C). undefined
D). NaN
What does the += operator do?
A). Adds and assigns
B). Subtracts and assigns
C). Multiplies and assigns
D). Divides and assigns
What will be the value of d after let d = true; d &&= false;?
A). 1
B). 0
C). NaN
D). undefined
Which operator would you use to shift bits to the right and assign the result?
A). >>>=
B). >>=
C). <<=
D). &=
What does the ??= operator do?
A). Logical AND assignment
B). Logical OR assignment
C). Nullish coalescing assignment
D). Bitwise AND assignment
What is the result of `let x = 10; x
A).
B). = 5;`?
C). 10
D). 5
How do you write an assignment statement to increment a by 3 in JavaScript?
A). a += 3;
B). a = 3;
C). a == 3;
D). a + 3;
What is the value of let a = 5; a *= 2 + 3;?
A). 25
B). 10
C). 15
D). 5
Which assignment operator is used to perform multiplication and assignment in one step?
A). =*
B). *=
C). **=
D). //=