Answer & Solution
Answer: Option A
Solution:
In JavaScript, NaN is considered a number type, so typeof NaN returns 'number'.
Q
What does typeof NaN return?
Related Questions on Average
Which operator would you use to determine the remainder of a division in JavaScript?
A). /
B). %
C). //
D). \
What does the + operator do when used with two numbers?
A). Concatenates them as strings
B). Adds them
C). Multiplies them
D). Subtracts them
What is the output of 10 > 5 && 5 < 2?
A). 1
B). 0
C). 1
D). 0
What is the result of true + false?
A). 0
B). 1
C). truefalse
D). NaN
What does the typeof operator return for a function?
A). function
B). object
C). undefined
D). method
What does the typeof operator return for an array?
A). object
B). array
C). list
D). collection
Which of the following is not a comparison operator?
A). ==
B). >
C). <=
D). =
Which operator checks if two values are not equal and also checks for type?
A). !=
B). !==
C). <
D). >
Which of the following is a logical operator in JavaScript?
A). &&
B). ||
C). !
D). All of the above
What is the result of 5 === '5'?
A). 1
B). 0
C). 1
D). 0