What is collection framework in Java ?
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  Q1. What is collection framework in Java ?Core Java2017-12-27 19:17:14

Ans. The Java collections framework (JCF) is a set of classes and interfaces that implement commonly reusable collection data structures. Although referred to as a framework, it works in a manner of a library. The JCF provides both interfaces that define various collections and classes that implement them.

  Sample Code for Map

  Sample Code for HashMap

  Sample Code for Treemap

  Sample Code for set

  Sample Code for hashset

  Sample Code for treeset

  Sample Code for list

  Sample Code for arraylist

  Sample Code for linkedlist

  Sample Code for queue

  Sample Code for priorityqueue

  Sample Code for concurrenthashmap

  Sample Code for vector

  Sample Code for stack

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