Q
What is the result of the expression 5 * '3' in JavaScript?

Answer & Solution

Answer: Option A
Solution:
In JavaScript, when a number is multiplied by a string that represents a number, the string is converted to a number and the multiplication is performed. Therefore, the result of the expression 5 * '3' is 15. Option A is correct for the result of the expression.
Related Questions on Average

What does the expression (5 > 3) evaluate to in JavaScript?

A). 1

B). 0

C). undefined

D). null

What is the value of the expression (10 > 5)

A).

B). (3 < 2) in JavaScript?

C). 1

D). 0

Which of the following represents a numeric value in JavaScript?

A). 'Hello'

B). 1

C). 42

D). [1, 2, 3]

What is the value of the expression (10 * 3) / 2 in JavaScript?

A). 15

B). 30

C). 20

D). 25

What is the result of the expression 10 + '5' in JavaScript?

A). 105

B). '15'

C). 15

D). '105'

What is the value of the expression (true

A).

B). false) && (true && false) in JavaScript?

C). 1

D). 0

Which of the following represents a string value in JavaScript?

A). {name: 'John', age: 30}

B). 42

C). 'Hello, World!'

D). 1

Which of the following represents an array in JavaScript?

A). {name: 'John', age: 30}

B). 'Hello'

C). [1, 2, 3]

D). 1

Which of the following represents a Boolean value in JavaScript?

A). 'true'

B). '42'

C). 'null'

D). 'undefined'

What is the value of the expression 'Hello' + 'World' in JavaScript?

A). 'HelloWorld'

B). 'Hello World'

C). 'Hello+World'

D). Error