Answer & Solution
Answer: Option A
Solution:
The parseInt() function parses a string argument and returns an integer.
Q
Which method can be used to convert a string to a number in JavaScript?
Related Questions on Average
Which symbol is used to denote a string template literal?
A). ''
B).
C). ``
D). {}
What will typeof [1, 2, 3] return?
A). array
B). object
C). number
D). list
What is the data type of an array in JavaScript?
A). Array
B). Object
C). Collection
D). List
What is the output of '5' + 3?
A). 8
B). 53
C). 8
D). Error
Which operator checks both value and type for equality in JavaScript?
A). ==
B). !=
C). ===
D). !==
Which function can convert a number to a string in JavaScript?
A). toString()
B). parseInt()
C). String()
D). Number()
What is the data type of 42 in JavaScript?
A). String
B). Boolean
C). Number
D). Object
Which of the following is not a primitive data type in JavaScript?
A). String
B). Number
C). Object
D). Boolean
What is the output of '5' - 3?
A). 2
B). 2
C). 53
D). Error
What will typeof NaN return?
A). number
B). NaN
C). undefined
D). object