Q
What is the data type of true in JavaScript?

Answer & Solution

Answer: Option B
Solution:
The value true is a boolean value, so its data type is Boolean.
Related Questions on Average

What is the output of '5' - 3?

A). 2

B). 2

C). 53

D). Error

What is the output of typeof null?

A). null

B). undefined

C). object

D). number

What is the output of '5' + 3?

A). 8

B). 53

C). 8

D). Error

Which function can convert a number to a string in JavaScript?

A). toString()

B). parseInt()

C). String()

D). Number()

Which of the following is not a primitive data type in JavaScript?

A). String

B). Number

C). Object

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How do you declare a variable with an undefined value?

A). let x;

B). let x = '';

C). let x = 0;

D). let x = null;

What is the result of null == undefined?

A). 1

B). 0

C). Error

D). NaN

Which of the following is a falsy value in JavaScript?

A). 0

B).

C). null

D). All of the above

What is the result of typeof Symbol('id')?

A). symbol

B). object

C). string

D). undefined

What is the output of typeof function() {}?

A). function

B). object

C). undefined

D). number