What is the data type of the value 'null' (as a string) in JavaScript?
A). Object
B). String
C). Null
D). Undefined
What is the data type of the value null in JavaScript?
A). Object
B). String
C). Null
D). Undefined
What will be the data type of the result when dividing a number by zero in JavaScript?
A). Infinity
B). NaN
C). Undefined
D). Null
What data type is used to represent a collection of key-value pairs in JavaScript?
A). Object
B). Array
C). Map
D). Set
What will be the output of typeof undefined in JavaScript?
A). String
B). Undefined
C). Null
D). Object
Which of the following data types is used to represent a function in JavaScript?
A). Func
B). Function
C). Method
D). Procedure
What is the data type of the value true in JavaScript?
A). Boolean
B). String
C). Number
D). Undefined
Which of the following is not a valid JavaScript data type?
A). Integer
B). Object
C). Symbol
D). NaN
What is the data type of the value Infinity in JavaScript?
A). Number
B). String
C). Boolean
D). Null
What will be the output of typeof NaN in JavaScript?
A). String
B). Number
C). NaN
D). Undefined