What is the data type of the value 'null' (as a string) in JavaScript?
A). Object
B). String
C). Null
D). Undefined
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 NaN in JavaScript?
A). Null
B). String
C). Number
D). Boolean
Which data type is used to represent the absence of a value in JavaScript?
A). Null
B). Undefined
C). NaN
D). Boolean
What will be the output of typeof undefined in JavaScript?
A). String
B). Undefined
C). Null
D). Object
What will be the output of typeof {} in JavaScript?
A). Object
B). Null
C). Undefined
D). Boolean
What is the data type of the value null in JavaScript?
A). Object
B). String
C). Null
D). Undefined
Which data type is used to represent a unique identifier in JavaScript?
A). Identifier
B). Key
C). Object
D). Symbol
Which of the following is not a valid JavaScript data type?
A). Integer
B). Object
C). Symbol
D). NaN
Which of the following is a valid JavaScript data type for representing text?
A). Text
B). Character
C). String
D). Sentence