Answer & Solution
Answer: Option A
Solution:
The parseInt() function parses a string argument and returns an integer of the specified radix. parseInt('101', 2) returns 5 because '101' is 5 in binary.
Q
What does parseInt('101', 2) return?
Related Questions on Average
What is the result of parseInt('0xF', 16)?
A). 15
B). 0
C). NaN
D). 16
Which method converts a number to a string?
A). toFixed()
B). toString()
C). valueOf()
D). parseFloat()
How do you format a number to two decimal places?
A). toFixed(2)
B). toExponential(2)
C). toPrecision(2)
D). toString(2)
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A). 1
B). 0
C). NaN
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Which method returns a number in exponential notation?
A). toFixed()
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What is the output of (255).toString(2)?
A). 255
B). 11111111
C). ff
D). 10
What does (123.456).toFixed(1) return?
A). 4
B). 5
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Which method converts a string to a floating point number?
A). parseFloat()
B). toFixed()
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D). Number()
Which method can convert a number to a different base (e.g., hexadecimal)?
A). toString()
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What does parseFloat('12.34abc') return?
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B). 34
C). NaN
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