Courses CodeChef

Learn Java

Learn Java programming within a month using a practical, beginner-friendly course. Write lots of code, solve over 500 coding problems, and build beginner-level projects—an excellent starting point for your programming journey.

Beginner Level 10h 0m 4.70 (52,600) 🌐 EN

What you'll learn

  • Learn Java from scratch with a practical, beginner-focused curriculum
  • Write Java code, solve 500+ coding problems, and build real projects
  • Cover fundamentals: syntax, variables, control flow, OOP, arrays, file I/O
  • Practice with module tests, debugging, and beginner to intermediate projects
  • Earn a course completion certificate included with CodeChef Pro

Skills you'll gain

  • Understand Java syntax, structure, variables, and data types
  • Use operators, control flow, loops, and user input in Java programs
  • Work with strings, arrays, ArrayLists, and 2D arrays
  • Apply object-oriented programming concepts: classes, objects, inheritance, polymorphism
  • Perform basic and advanced file I/O and file processing in Java
  • Debug Java code and handle errors using try-catch
  • Build beginner and intermediate Java projects using course concepts
  • Solve over 500 coding problems to strengthen problem-solving skills

Prerequisites

  • No prior programming experience required
  • Basic computer literacy and ability to use a web browser

Who this course is for

  • Beginners with no prior programming experience
  • Students starting their programming journey
  • Learners who prefer interactive, practice-heavy courses
  • Aspiring Java developers preparing for real-world coding challenges
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