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

Which symbol is used to denote a string template literal?

A). ''

B).

C). ``

D). {}

What is the result of null === undefined?

A). 1

B). 0

C). Error

D). NaN

Which method can be used to convert a string to a number in JavaScript?

A). parseInt()

B). toString()

C). toNumber()

D). parseStr()

What is the data type of true in JavaScript?

A). String

B). Boolean

C). Number

D). Object

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

A). symbol

B). object

C). string

D). undefined

Which of the following is a falsy value in JavaScript?

A). 0

B).

C). null

D). All of the above

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

A). function

B). object

C). undefined

D). number

What is the result of typeof undefined?

A). undefined

B). null

C). object

D). number

Which operator checks both value and type for equality in JavaScript?

A). ==

B). !=

C). ===

D). !==

What is the data type of 42 in JavaScript?

A). String

B). Boolean

C). Number

D). Object