Answer Posted / veerendra kumar
Here these two are belongs to Collections which are
in(java.util package),Diff is:
1.Vector:this class belongs to legasy collection framework
ArrayList:belongs to new Collection framework
2. Vector:it contains key&value pair
like:Vector v=new Vector();
v.add(0,"2");
v.add(1,"5");
ArrayList:it contains value only
3.Vector:it is Synchronized format
ArrayList:not synchronized
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