Answer & Solution
Answer: Option A
Solution:
The typeof operator returns 'symbol' for symbol values introduced in ES6.
Q
What does typeof Symbol('id') return?
Related Questions on Average
What is the result of typeof [1, 2, 3]?
A). array
B). object
C). list
D). undefined
What does typeof { name: 'John' } return?
A). object
B). array
C). function
D). undefined
What does typeof new RangeError('range error') return?
A). rangeerror
B). object
C). function
D). undefined
What does typeof 42 return?
A). number
B). string
C). boolean
D). undefined
What does typeof new Float32Array() return?
A). float32array
B). array
C). object
D). undefined
What is the result of typeof undefined?
A). undefined
B). object
C). string
D). number
What is the result of typeof new Float64Array()?
A). float64array
B). array
C). object
D). undefined
What is the result of typeof new SyntaxError('syntax error')?
A). syntaxerror
B). object
C). function
D). undefined
What is the result of typeof NaN?
A). number
B). NaN
C). undefined
D). object
What does typeof console return in a web browser environment?
A). console
B). object
C). function
D). undefined