Answer & Solution
Answer: Option A
Solution:
typeof Symbol('id') returns 'symbol'.
Q
What is the output of typeof Symbol('id') in JavaScript?
Related Questions on Average
What will be the output of [] instanceof Array in JavaScript?
A). 1
B). 0
C). null
D). undefined
What does the typeof operator return for an undefined variable?
A). undefined
B). number
C). boolean
D). string
What does typeof window.evaluate evaluate to in JavaScript?
A). function
B). object
C). string
D). undefined
How does JavaScript evaluate Boolean(0)?
A). 1
B). 0
C). null
D). undefined
How does JavaScript evaluate typeof 'Hello'?
A). string
B). object
C). undefined
D). null
What will be the output of typeof {} in JavaScript?
A). object
B). array
C). null
D). undefined
What will be the output of typeof null in JavaScript?
A). object
B). null
C). undefined
D). string
What does typeof true evaluate to in JavaScript?
A). boolean
B). number
C). string
D). undefined
What is the result of typeof undefined in JavaScript?
A). undefined
B). string
C). null
D). object
What is the result of Boolean('false') in JavaScript?
A). 1
B). 0
C). NaN
D). null