What does the += operator do?
A). Adds and assigns
B). Subtracts and assigns
C). Multiplies and assigns
D). Divides and assigns
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 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 a = 5; a %= 2;?
A). 1
B). 2
C). 0
D). 5
What does let a = 10; a >>= 2; evaluate to?
A). 2
B). 4
C). 10
D). 5
Which operator would you use to shift bits to the right and assign the result?
A). >>>=
B). >>=
C). <<=
D). &=
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
What will be the value of d after let d = true; d &&= false;?
A). 1
B). 0
C). NaN
D). undefined
What is the result of `let x = 10; x
A).
B). = 5;`?
C). 10
D). 5
What is the value of let a = 5; a *= 2 + 3;?
A). 25
B). 10
C). 15
D). 5