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 of the following is not a comparison operator?
A). ==
B). >
C). <=
D). =
Which of the following operators can be used to compare two values, including type comparison?
A). ==
B). =
C). ===
D). !==
What is the result of true + false?
A). 0
B). 1
C). truefalse
D). NaN
What is the result of 5 === '5'?
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 10 % 3 in JavaScript?
A). 0
B). 1
C). 2
D). 3
What is the result of the expression 5 + '5'?
A). 10
B). 55
C). 55
D). NaN
What is the result of '5' - 2?
A). 3
B). 3
C). 03-May
D). NaN
What does the + operator do when used with two numbers?
A). Concatenates them as strings
B). Adds them
C). Multiplies them
D). Subtracts them