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Certification course

Learn Java.

Learn Java and write code that runs everywhere.

4.8 · 874 reviews

$95Exam and certificate included

Full AccessEvery course and exam · $499

14-day money-back guaranteeInstant accessLifetime access

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  • BeginnerNo experience needed
  • 37 hoursAt your own pace
  • 58 modulesLessons, quizzes, exercises
  • Exam includedNo need to buy separately
  • W3Schools Hero1-year subscription included

Our learners work at

  • Microsoft
  • Google
  • Amazon
  • Meta
  • Netflix
  • NVIDIA
  • IBM
  • Oracle

What you'll learn

Real Java skills, step by step.

Everything you need to use Java with confidence, from the first line to real projects.

  • Understand Java and set up a development environment.
  • Learn the foundations of Java such as Java syntax, variables, data types, and operators.
  • Use control structures (If, for, while loops).
  • Understand and apply object-oriented programming (OOP) concepts: classes, objects, and inheritance.
  • Create and use methods for modular programming.
  • Handle exceptions and write error-handling code.
  • Work with Java collections like ArrayList and HashMap.
  • Write and run Java programs.

Roles you'll be ready for

  • Java Developer
  • Back-End Developer
  • Software Engineer
  • Android Developer
  • Full Stack Developer
  • Enterprise Application Developer
  • API Developer
  • Spring Developer
  • QA Automation Engineer
  • Systems Developer
  • Cloud Engineer
  • Data Engineer
  • DevOps Engineer
  • Technical Consultant

Syllabus

Everything the course covers.

8 chapters · 58 modules · 37 hours

01Getting started6 modules
  • Java HOME
  • Java Introduction
  • Java Get Started
  • Java Syntax
  • Java Output
  • Java Comments
02Variables and data types7 modules
  • Java Variables
  • Java Data Types
  • Java Type Casting
  • Java Operators
  • Java Strings
  • Java Math
  • Java Booleans
03Control flow5 modules
  • Java If...Else
  • Java Switch
  • Java While Loop
  • Java For Loop
  • Java Break and Continue
04Arrays and methods6 modules
  • Java Arrays
  • Java Methods
  • Java Method Parameters
  • Java Method Overloading
  • Java Scope
  • Java Recursion
05Object-oriented Java14 modules
  • Java OOP
  • Java Classes/Objects
  • Java Class Attributes
  • Java Class Methods
  • Java Constructors
  • Java Modifiers
  • Java Encapsulation
  • Java Packages
  • Java Inheritance
  • Java Polymorphism
  • Java Inner Classes
  • Java Abstraction
  • Java Interface
  • Java Enums
06Input, dates and collections9 modules
  • Java User Input
  • Java Date
  • Java ArrayList
  • Java LinkedList
  • Java Link Sorting
  • Java HashMap
  • Java HashSet
  • Java Iterator
  • Java Wrapper Classes
07Exceptions, threads and lambdas6 modules
  • Java Exceptions
  • Java Throw
  • Java Regular Expressions
  • Java Threads
  • Java Lambda
  • Java Advanced Sorting
08File handling5 modules
  • Java File Handling
  • Java Create Files
  • Java Write to Files
  • Java Read Files
  • Java Delete Files

Your certificate

Become a Certified Java Developer.

A credential from the site that has taught the web since 1999.

  1. Learn

    Lessons, quizzes and exercises. No deadlines.

  2. Pass the exam

    Online, multiple choice. 3 attempts, results instantly.

  3. Share it

    On LinkedIn and your CV. Employers verify it by link or QR code.

Your score sets your level: Intermediate 40% · Advanced 75% · Professional 90%

Certified Java Developer

Also included

A year of W3Schools Hero subscription.

Keep learning and building long after the exam. Worth $120, included.

  • Unlimited learning in the app

    Full access on iOS and Android. Learn anywhere.

  • Build with Spaces

    Your own space to build, test and deploy real projects.

  • Ad-free W3Schools

    Learn on w3schools.com without ads.

  • Leaderboard and challenges

    Earn XP, keep your streak, compete with other learners.

Reviews

What learners say.

4.8 · 874 reviews

  • W3 Schools' 'Full Access' plan may be the best learning resource I've ever found. I've read books, followed various online tutorials, and completed university studies on the subjects, but W3 Schools' method is simply superior. Topics a...

    Ian B.Verified buyerUnited StatesFull Access

  • Practicing Python is awesome! I enjoy daily practice and it's so fun!!! W3school to me is a great platform for all Tech people Thank you so much

    Samuel A.Verified buyerGhanaPython

  • Muy buena experiencia. El curso de SQL tiene contenido claro y completo, y el examen de certificación me gustó especialmente por su nivel de dificultad y por combinar conocimientos teóricos y prácticos. Muy recomendable para reforzar y v...

    Guille G.Verified buyerArgentinaSQL

Pricing

One course, or all of them.

This course

Learn Java

$95one-time

  • The full Java course
  • Java exam and certificate
  • 1 year of W3Schools Hero subscription
  • Lifetime access
14-day money-back guarantee, as long as no exam attempt is used.

Best value

Full Access

$499one-time

  • 45+ certifications
  • W3Schools Hero subscription for life
  • Lifetime access
  • New courses and exams included as we add them
Get Full Access 14-day money-back guarantee, as long as no exam attempt is used.

Questions? Answers.

Do you have a money-back guarantee?

Yes. If you are not satisfied, you get your money back within 14 days of purchase, as long as no exam attempts are used. Our refund policy.

How fast do I get access?

Instantly. Right after purchase you get an email with access to the course and the exam.

How does the exam work?

The exam is online and multiple choice. You get 3 attempts and choose when to take each one. Your score sets your level: Intermediate (40%), Advanced (75%) or Professional (90%).

Does the certificate expire?

No. The certificate never expires. It is issued in your name and employers can verify it with a unique link or QR code.

What is the difference between the course and the exam?

The course includes lessons, exercises, progress tracking and the exam. If you already know the subject, you can buy the exam only and go straight to certification.