Answer & Solution
Answer: Option C
Solution:
The value 42 is a numeric value, so its data type is Number.
1.
What is the data type of 42 in JavaScript?
2.
What is the data type of true in JavaScript?
3.
What is the result of typeof undefined?
4.
Which of the following is not a primitive data type in JavaScript?
5.
What is the output of typeof null?
6.
Which method can be used to convert a string to a number in JavaScript?
7.
What will typeof NaN return?
8.
How do you declare a variable with an undefined value?
9.
Which of the following is a falsy value in JavaScript?
10.
What is the result of null == undefined?