Answer & Solution
Answer: Option D
Solution:
Strings are primitive data types in JavaScript, representing textual dat
Q
Which of the following is a primitive data type in JavaScript?
Related Questions on Average
What is the data type of the value NaN in JavaScript?
A). Number
B). String
C). Object
D). Undefined
What is a primitive value in JavaScript?
A). A complex data structure
B). A basic data type
C). A function
D). An array
Which of the following is not a primitive value in JavaScript?
A). Number
B). Boolean
C). Object
D). String
What is the result of the expression true == 1 in JavaScript?
A). true
B). false
C). Error
D). 1
Which of the following statements about primitive values in JavaScript is true?
A). They are mutable
B). They are passed by reference
C). They are stored on the heap
D). They are immutable
Which primitive value represents absence of value or no value assigned?
A). undefined
B). null
C). 0
D). 'undefined'
Which of the following is a valid way to represent the value null in JavaScript?
A). undefined
B). NULL
C). null
D). None of the above
What is the result of the expression 5 + '5' in JavaScript?
A). 10
B). '55'
C). '10'
D). Error
Which symbol is used to represent a boolean value in JavaScript?
A). #
B). $
C). !
D). true/false
What is the result of the expression undefined + null in JavaScript?
A). undefined
B). null
C). 0
D). Error