What is the output of this program?import java.util.*; public class Collection_iterators_Example { public static void main(String args[]) { ListIterator object = List.istIterator(); if(object.previousIndex()!= -1) while(object.hasNext()) System.out.print(object.next() + " "); else System.out.print("EMPTY"); } }

What is the output of this program?import java.util.*; public class Co

1.	What is the output of this program?import java.util.*; public class Collection_iterators_Example { public static void main(String args[]) { ListIterator object = List.istIterator(); if(object.previousIndex()!= -1) while(object.hasNext()) System.out.print(object.next() + " "); else System.out.print("EMPTY"); } }
A.	Compilation Error
B.	Runtime Error
C.	EMPTY
D.	empty
E.	None of these
Answer» B. Runtime Error

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What is the output of below snippet?import java.util.*;public class Map_Example{ public static void main(String[] args) { Map mapSample = new TreeMap(); mapSample.put(4, null); mapSample.put(0, null); mapSample.put(3, null); mapSample.put(2, null); mapSample.put(1, null); System.out.println(mapSample); }}
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