What is the result of `let x = 10; x

What does the += operator do?

A). Adds and assigns

B). Subtracts and assigns

C). Multiplies and assigns

D). Divides and assigns

Which assignment operator is used to perform multiplication and assignment in one step?

A). =*

B). *=

C). **=

D). //=

What will be the value of a after let a = 5; a /= 2;?

A). 2

B). 5

C). 10

D). 0

Which operator would you use to shift bits to the right and assign the result?

A). >>>=

B). >>=

C). <<=

D). &=

What does let a = 10; a >>= 2; evaluate to?

A). 2

B). 4

C). 10

D). 5

What will be the value of x after let x = 5; x -= 2;?

A). 7

B). 2

C). 3

D). 5

What is the result of let a = 5; a %= 2;?

A). 1

B). 2

C). 0

D). 5

What does let a = 2; a **= 3; evaluate to?

A). 8

B). 6

C). 5

D). 2

What will be the value of b after let b = null; b ??= 'default';?

A). null

B). 'default'

C). undefined

D). NaN

How do you write an assignment statement to decrement a by 1 in JavaScript?

A). a =- 1;

B). a -= 1;

C). a == -1;

D). a = 1;