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
What is the output of 10 > 5 && 5 < 2?
A). 1
B). 0
C). 1
D). 0
Which operator would you use to determine the remainder of a division in JavaScript?
A). /
B). %
C). //
D). \
What is the result of the expression 5 + '5'?
A). 10
B). 55
C). 55
D). NaN
Which of the following is not a comparison operator?
A). ==
B). >
C). <=
D). =
What is the result of 10 % 3 in JavaScript?
A). 0
B). 1
C). 2
D). 3
What is the value of the expression null == undefined?
A). 1
B). 0
C). null
D). undefined
Which operator is used to assign a value to a variable in JavaScript?
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 does the typeof operator return for a function?
A). function
B). object
C). undefined
D). method