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What is the differenc between Enemuration interface and
iterator interface according to accessing?
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Answer / ravikiran
Enumeration contains elements method for iteration.
And hasMoreElements and nextelement() methods to get the
values from the collection.
Iterator contains iterator() method for iteration
And hasnext() and next() methods for the retrieval of
values from the collection.
| Is This Answer Correct ? | 3 Yes | 0 No |
Answer / muthuraman
Enumeration is a read only interface, by using this we can
loop thro' the elements only. But using iterator interface
we can traverse and also remove the object.
| Is This Answer Correct ? | 2 Yes | 1 No |
Answer / suresh gangapatnam
While iteration we can remove the elements but it's not in
case enumeration and Enumeration is faster than the
iteration.
| Is This Answer Correct ? | 1 Yes | 1 No |
Answer / eganesh
Enumeration and Iterator both are using looping statement.
Enumeration is legacy class.iterator is cotains extra
method than Enumeration.
| Is This Answer Correct ? | 0 Yes | 2 No |
Difference between Applet & Application?
Can you explain inner class.
interface X{ void m1(); void m2(); } class Child2 extends Object implements X { public void m1(){ System.out.println("Child2 M1"); } public void m2(){ System.out.println("Child2 M2"); } } public class ParentChildInfterfaceDemo { public static void main(String[] args){ X x = new Child2(); X x1 = new Child2(); x.m1(); x.m2(); x.equals(x1); } } Will the above code work? If yes? Can you please explain why the code x.equals(x1) will work as the equals method is called on interface reference vaiable?
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