What is the result of null == undefined?

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

A). symbol

B). object

C). string

D). undefined

What is the data type of true in JavaScript?

A). String

B). Boolean

C). Number

D). Object

What will typeof NaN return?

A). number

B). NaN

C). undefined

D). object

How do you declare a variable with an undefined value?

A). let x;

B). let x = '';

C). let x = 0;

D). let x = null;

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 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 output of typeof function() {}?

A). function

B). object

C). undefined

D). number

What is the output of '5' - 3?

A). 2

B). 2

C). 53

D). Error

What will typeof [1, 2, 3] return?

A). array

B). object

C). number

D). list