Number Methods

Question 1

Number.MAX_VALUE

Answer 1

Returns the largest number possible in JavaScript

Question 2

Number.MIN_VALUE

Answer 2

Returns the smallest number possible in JavaScript

Question 3

Number.NEGATIVE_INFINITY

Answer 3

Represents negative infinity (returned on overflow)

Question 4

Number.NaN

Answer 4

Represents a “Not-a-Number” value

Question 5

Number.POSITIVE_INFINITY

Answer 5

Represents infinity (returned on overflow)

Question 6

isFinite()

Answer 6

Checks whether a value is a finite number

Question 7

isInteger()

Answer 7

Checks whether a value is an integer

Question 8

isNaN()

Answer 8

Checks whether a value is Number.NaN

Question 9

isSafeInteger()

Answer 9

Checks whether a value is a safe integer

Question 10

toExponential(x)

Answer 10

Converts a number into an exponential notation

Question 11

toFixed(x)

Answer 11

Formats a number with x numbers of digits after the decimal point

Question 12

toLocaleString()

Answer 12

Converts a number into a string, based on the locale settings

Question 13

toPrecision(x)

Answer 13

Formats a number to x length

Question 14

toString()

Answer 14

Converts a number to a string

Question 15

valueOf()

Answer 15

Returns the primitive value of a number