Q
What is the value of the expression true && false in JavaScript?

Answer & Solution

Answer: Option B
Solution:
The logical AND operator (&&) in JavaScript returns true if both operands are true; otherwise, it returns false. Therefore, the value of the expression true && false is false. Option B is correct for the value of the expression.
Related Questions on Average

What is the value of the expression !(5 > 3) in JavaScript?

A). 1

B). 0

C). Error

D). null

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

A). 'HelloWorld'

B). 'Hello World'

C). 'Hello+World'

D). Error

Which of the following represents a Boolean value in JavaScript?

A). 'true'

B). '42'

C). 'null'

D). 'undefined'

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

A). '105'

B). 15

C). '15'

D). Error

What is the data type of the value 'Hello, World!' in JavaScript?

A). Number

B). String

C). Boolean

D). Array

Which of the following represents an object in JavaScript?

A). [1, 2, 3]

B). 42

C). {name: 'Alice', age: 30}

D). 1

What is the value of the expression (true

A).

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

C). 1

D). 0

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

A). 15

B). '15'

C). Error

D). 53

Which of the following represents an array in JavaScript?

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

B). 'Hello'

C). [1, 2, 3]

D). 1

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

A).

B). (3 < 2) in JavaScript?

C). 1

D). 0