Test your Java skills with exercises from all categories: Tip: Sign in to track your progress. If you haven't already, sign up to become a W3Schooler, and get points for every exercise you complete.

Basic array problems -- no loops. Basic boolean logic puzzles -- if else && || ! Medium boolean logic puzzles -- if else && || ! New...

What kind of Java practice exercises are there? We’ve prepared a collection of Java exercises that will help you grasp the syntax of Java language and some core programming topics.

Welcome to Java! Join over 28 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews.

Oct 9, 2025 · The programs provide hands-on experience in solving real-world problems, reinforce key concepts, and help you master Java fundamentals, including variables, control statements, arrays, …

Mar 13, 2025 · Java is the backbone of networked, mobile, and enterprise applications, used by over 9 million developers worldwide. Practice exercises-from basic to advanced-with sample solutions to …

Practice Java coding with fun, bite-sized exercises. Earn XP, unlock achievements and level up. It's like Duolingo for learning to code.

Complete your Java coding practice with our online Java practice course on CodeChef. Solve over 180 coding problems and challenges to get better at Java.

Codewars is a community where you can learn and practice coding in Java. Solve coding exercises to improve your skills.

Strengthen your Java programming skills through practical exercises and fun challenges that reinforce key concepts and problem-solving techniques.