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In Java, the java.util.Arrays class is a utility class that provides various static methods to work with arrays. It includes methods for sorting, searching, copying, filling, and converting arrays. The Arrays class is part of the Java Collections Framework (java.util package) and is widely used when working with arrays in Java applications 1. Introduction…

In Java, the Iterator interface provides a way to traverse (or iterate over) the elements in a collection without exposing the underlying implementation of the collection. It allows you to sequentially access each element in the collection and perform operations like removal, if supported by the underlying collection. Table of Contents Introduction to Iterator…

In Java, Queue and Deque are interfaces in the java.util package that provide implementations for FIFO (First-In-First-Out) and double-ended queue (Deque) data structures respectively. These interfaces are part of the Java Collections Framework and offer a variety of methods for adding, removing, and inspecting elements in a queue or deque. In this tutorial, we'll…

In Java, the java.util.List interface represents an ordered collection of elements. Lists allow duplicates and maintain the insertion order of elements. There are several implementations of the List interface provided by the Java Collections Framework, each with its own characteristics and use cases. In this tutorial, we'll cover some common implementations of the List…