Collections and Map interface

[priyaguptan]

What are Collections and what is a Map interface? Can u pls explain with an example.

[javacodez]

Collections are a collections of objects. Where maps are key value pairs.

[Sreenivas]

Collections is a class and Collection is an interface which contains 3 Types
1) Tree
a)Treeset
2) List
a) ArrayList
b) Vector
3) Map
a) HashTable
b) HashMap


Collections is a class which we can create object where as mapis an interface we can not create object.