Answer & Solution
Answer: Option A
Solution:
The typeof operator returns 'symbol' for values created with the Symbol function.
Q
What is the result of typeof Symbol('id')?
Related Questions on Average
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 output of '5' - 3?
A). 2
B). 2
C). 53
D). Error
What is the result of null === undefined?
A). 1
B). 0
C). Error
D). NaN
What is the result of null == undefined?
A). 1
B). 0
C). Error
D). NaN
What is the data type of 42 in JavaScript?
A). String
B). Boolean
C). Number
D). Object
Which of the following is not a primitive data type in JavaScript?
A). String
B). Number
C). Object
D). Boolean
What is the data type of true in JavaScript?
A). String
B). Boolean
C). Number
D). Object
What is the output of '5' + 3?
A). 8
B). 53
C). 8
D). Error
What is the result of typeof undefined?
A). undefined
B). null
C). object
D). number
What is the output of typeof function() {}?
A). function
B). object
C). undefined
D). number