What does the operator

What will be the output of '5' + 2 - 1 in JavaScript?

A). '52'

B). 6

C). '4'

D). Error

What is the value of x after executing the code: let x = 10; x += 5; x /= 3;?

A). 5

B). 15

C). 33

D). 67

What does the operator === do in JavaScript?

A). Checks for equality without type conversion

B). Assigns a value

C). Performs a strict comparison

D). Concatenates strings

What will be the result of '10' + 10 in JavaScript?

A). '1010'

B). 20

C). NaN

D). Error

What will be the output of 20 / '5' in JavaScript?

A). 4

B). NaN

C). Infinity

D). Error

What will be the result of 5 == '5' in JavaScript?

A). 1

B). 0

C). Error

D). Undefined

What will be the output of '7' - 3 in JavaScript?

A). 4

B). '4'

C). NaN

D). Error

What does the unary operator + do to a string in JavaScript?

A). Concatenates it

B). Ignores it

C). Converts it to a number

D). Throws an error

What will be the value of x after executing the code: let x = 10; x -= 2; x *= 3;?

A). 24

B). 30

C). 36

D). 12

What will be the result of 10 + '5' in JavaScript?

A). 15

B). 105

C). NaN

D). Error