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

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;

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 does let e = 6; e <<= 1; evaluate to?

A). 3

B). 12

C). 6

D). 7

What is the value of let a = 5; a *= 2 + 3;?

A). 25

B). 10

C). 15

D). 5

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

A). 1

B). 2

C). 0

D). 5

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

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

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;