Answer & Solution
Answer: Option A
Solution:
The toString() method can convert a number to a different base. For example, (255).toString(16) returns 'ff'.
Q
Which method can convert a number to a different base (e.g., hexadecimal)?
Related Questions on Average
What does parseFloat('12.34abc') return?
A). 12
B). 34
C). NaN
D). undefined
What does Number('123') return?
A). 123
B). 123
C). NaN
D). 23
What does Number.isInteger(123.45) return?
A). 1
B). 0
C). NaN
D). undefined
What is the result of isNaN('Hello')?
A). 1
B). 0
C). NaN
D). undefined
Which method converts a number to a string?
A). toFixed()
B). toString()
C). valueOf()
D). parseFloat()
What is the result of parseInt('0xF', 16)?
A). 15
B). 0
C). NaN
D). 16
How do you format a number to two decimal places?
A). toFixed(2)
B). toExponential(2)
C). toPrecision(2)
D). toString(2)
Which method would you use to check if a value is a finite number?
A). isNaN()
B). isFinite()
C). Number()
D). toFixed()
What does the method parseInt('10.5') return?
A). 5
B). 11
C). 10
D). NaN
What does Number.isNaN('123') return?
A). 1
B). 0
C). NaN
D). undefined