What Is Collection In Java?

The Collection in Java is a framework that provides an architecture to store and manipulate a group of objects.

Java Collections can achieve all the operations you perform on a data, such as searching, sorting, insertion, manipulation, and deletion.

Java Collection means a single unit of objects. The Java Collection framework provides many interfaces (Set, List, Queue, Deque) and classes (ArrayList, Vector, LinkedList, PriorityQueue, HashSet, LinkedHashSet, etc. TreeSet).

A Collection represents a single unit of objects, i.e., a group.

What is the Collection framework?

The Collection framework represents a unified architecture for storing and manipulating a group of objects. It has: – Interfaces and its implementations, i.e., classes – Algorithm