Answer & Solution
Answer: Option D
Solution:
The Null data type represents variables that have been explicitly set to have no value or to represent an intentional absence of value.
Q
Which data type represents variables that have been explicitly set to have no value?
Related Questions on Average
What is the result of the expression typeof 'Hello' in JavaScript?
A). number
B). string
C). undefined
D). boolean
Which data type is represented by the value null in JavaScript?
A). Numeric data
B). Textual data
C). Absence of value
D). Logical value
What does the expression typeof '123' return in JavaScript?
A). number
B). string
C). undefined
D). boolean
What does the Boolean data type represent in JavaScript?
A). Textual data
B). Numeric data
C). Logical values
D). Absence of value
Which of the following statements accurately describes the Boolean data type in JavaScript?
A). It represents textual data
B). It represents numeric data
C). It represents logical values
D). It represents an absence of value
What does the expression typeof true return in JavaScript?
A). number
B). string
C). boolean
D). undefined
What is the purpose of the Null data type in JavaScript?
A). To represent numeric values
B). To represent an intentional absence of value
C). To represent textual data
D). To represent logical values
Which primitive data type represents variables that are declared but not initialized?
A). Number
B). String
C). Undefined
D). Null
What does the expression typeof 42 return in JavaScript?
A). number
B). string
C). undefined
D). boolean
Which primitive data type in JavaScript represents integers and floating-point numbers?
A). Number
B). String
C). Boolean
D). Undefined