import java.util.$*$; public class SpecimenQ$9$b $\{$ public static void main$($String$[]$ args$)\{$ Set $$ String $>$ aSet $=$ new HashSet $$ String $>()$; Iterator iterator $=$ aSet.iterator $()$ ; aSet.add$("$Java$")$; aSet.add$("$Java$")$; aSet.add$("$Course$")$; System.out.println$("$This is the information in aSet: $"+$ aSet$)$; System.out.println$()$; System.out.println$("$Iterator is $"+$ iterator.hasNext$())$; while $($iterator$.$hasNext$())\{$ Object obj $=$ iterator.next$()$; System.out.print$($obj $+"")$; $\}\}\}$

What does iterator next $0$ return in Java?

Returns true if the iteration has more elements. Returns the next element in the iteration.

Why the iterator is false?

Why the purple loop is not executed? How to make the loop executes?