21. Which class requires you to use a constructor??
a.?Mathb.?Number
c.?Dated.?Array
22. Which Nu : 1321012.
21. Which class requires you to use a constructor??
a.?Mathb.?Number
c.?Dated.?Array
22. Which Number class method can you use to convert a number to a string that is formatted with local numeric formatting style??
a.??toFixed()b.?toLocaleString()
c.??toPrecision()d.??toString()
23. Which method of the Math object rounds a value to the next lowest integer??
a.?ceil()b.?floor()
c.?max()d.?min()
24. When creating an object using a literal, you separate multiple property-value pairs with ____.?
a.?colonsb.?spaces
c.?semicolonsd.?commas
25. To add a property to a constructor function, you must add a statement to the function body that uses the ____ keyword.?
a.?NaNb.?function
c.?thisd.?property