Collection in java: Java Collections Framework is

Java Collections Framework is one of the core parts of the Java programming language. Collections are used in almost every programming language. Most of the programming languages support various type of collections such as List, Set, Queue, Stack, etc. What is Java Collections Framework? Collections are like containers that group multiple items in a single unit. For example, a jar of chocolates, a list of names, etc. Collections are used in every programming language and when Java arrived ... Java provides built-in collection classes like List, Set, Map and Queue, so developers don’t need to write their own data management algorithms. The Collection Framework improves productivity by making code more reusable, maintainable and faster to develop. Collections : Collections is a utility class present in java .util package. It defines several utility methods like sorting and searching which is used to operate on collection . It has all static methods. These methods provide much-needed convenience to developers, allowing them to effectively work with Collection Framework.