Answer & Solution
Answer: Option D
Solution:
In JavaScript, 0, '', null, undefined, NaN, and false are falsy values.
Q
Which of the following is a falsy value in JavaScript?
Related Questions on Average
What is the output of '5' - 3?
A). 2
B). 2
C). 53
D). Error
What is the result of typeof Symbol('id')?
A). symbol
B). object
C). string
D). undefined
Which method can be used to convert a string to a number in JavaScript?
A). parseInt()
B). toString()
C). toNumber()
D). parseStr()
What is the result of null == undefined?
A). 1
B). 0
C). Error
D). NaN
How do you declare a variable with an undefined value?
A). let x;
B). let x = '';
C). let x = 0;
D). let x = null;
What is the result of typeof undefined?
A). undefined
B). null
C). object
D). number
Which symbol is used to denote a string template literal?
A). ''
B).
C). ``
D). {}
What is the output of '5' + 3?
A). 8
B). 53
C). 8
D). Error
What is the result of null === undefined?
A). 1
B). 0
C). Error
D). NaN
What is the output of typeof null?
A). null
B). undefined
C). object
D). number