Answer & Solution
Answer: Option A
Solution:
The parseFloat() method parses a string and returns a floating point number.
Q
Which method converts a string to a floating point number?
Related Questions on Average
What does Number.isNaN('123') return?
A). 1
B). 0
C). NaN
D). undefined
What does the method parseInt('10.5') return?
A). 5
B). 11
C). 10
D). NaN
Which method would you use to check if a value is a finite number?
A). isNaN()
B). isFinite()
C). Number()
D). toFixed()
What does isFinite(123) return?
A). 1
B). 0
C). NaN
D). undefined
What does Number('123') return?
A). 123
B). 123
C). NaN
D). 23
What does Number('123abc') return?
A). 123
B). NaN
C). 123abc
D). undefined
What is the result of isNaN('Hello')?
A). 1
B). 0
C). NaN
D). undefined
What does Number.isInteger(123.45) return?
A). 1
B). 0
C). NaN
D). undefined
What does toPrecision(3) do?
A). Formats a number to 3 decimal places
B). Returns a number in exponential notation
C). Returns a string with a number written with a specified length
D). Converts a number to a string
What does parseInt('101', 2) return?
A). 5
B). 101
C). NaN
D). 2