• For Individuals
  • For Businesses
  • For Universities
  • For Governments
Coursera
  • Online Degrees
  • Careers
  • Log In
  • Join for Free
    Coursera
    • Browse
    • Core Java

    Core Java Courses Online

    Learn core Java programming for building robust applications. Understand Java syntax, object-oriented programming, and standard libraries.

    Skip to search results

    Filter by

    Subject
    Required
     *

    Language
    Required
     *

    The language used throughout the course, in both instruction and assessments.

    Learning Product
    Required
     *

    Level
    Required
     *

    Duration
    Required
     *

    Skills
    Required
     *

    Subtitles
    Required
     *

    Educator
    Required
     *

    Explore the Core Java Course Catalog

    • Status: Free Trial
      Free Trial
      M

      Microsoft

      Program Management Fundamentals

      Skills you'll gain: Program Management, Return On Investment, Project Portfolio Management, Organizational Strategy, Project Management, Project Management Life Cycle, Leadership and Management, Benefits Administration, Project Closure, Strategic Decision-Making, Governance

      4.8
      Rating, 4.8 out of 5 stars
      ·
      55 reviews

      Beginner · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      V

      Vanderbilt University

      Android App Components - Services, Local IPC, and Content Providers

      Skills you'll gain: Android Development, Mobile Development, Software Design, User Interface (UI) Design, Java Programming, Data Sharing, Database Management, Service Management

      4.3
      Rating, 4.3 out of 5 stars
      ·
      411 reviews

      Beginner · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      P

      Packt

      CISA: Certified Information Systems Auditor

      Skills you'll gain: Service Level Agreement, Data Governance, Systems Development Life Cycle, Data Loss Prevention, Security Testing, Network Security, Software Development Life Cycle, IT Management, Systems Development, Incident Management, Problem Management, Control Objectives for Information and Related Technology (COBIT), Asset Management, Cryptography, Cloud Management, Software Development Methodologies, Auditing, Risk Management Framework, Internal Controls, Risk Analysis

      4.6
      Rating, 4.6 out of 5 stars
      ·
      32 reviews

      Intermediate · Specialization · 3 - 6 Months

    • É

      École Polytechnique Fédérale de Lausanne

      Introduction à la programmation orientée objet (en Java)

      Skills you'll gain: Object Oriented Programming (OOP), Java Programming, Java, Computer Programming, Software Design

      4.7
      Rating, 4.7 out of 5 stars
      ·
      316 reviews

      Intermediate · Course · 1 - 3 Months

    • Status: New
      New
      Status: Free Trial
      Free Trial
      P

      Packt

      Certified Associate in Project Management (CAPM)

      Skills you'll gain: Product Roadmaps, Project Management Institute (PMI) Methodology, Project Management, Stakeholder Engagement, Agile Project Management, Stakeholder Management, Project Management Life Cycle, Requirements Elicitation, Project Risk Management, Work Breakdown Structure, Agile Methodology, Project Planning, Requirements Analysis, Project Documentation, Business Analysis, Quality Management, User Requirements Documents, Team Building, Business Requirements, Product Management

      4.9
      Rating, 4.9 out of 5 stars
      ·
      17 reviews

      Intermediate · Specialization · 1 - 3 Months

    • Status: Free Trial
      Free Trial
      C

      Codio

      Advanced Django: Building a Blog

      Skills you'll gain: Performance Tuning, Django (Web Framework), Authentications, PostgreSQL, Object-Relational Mapping, Model View Controller, Cloud Hosting, User Accounts, Application Security, Configuration Management

      4.6
      Rating, 4.6 out of 5 stars
      ·
      113 reviews

      Advanced · Course · 1 - 4 Weeks

    • Status: Free
      Free
      P

      Princeton University

      Imagining Other Earths

      Skills you'll gain: Biology, Biochemistry, Physics, Microbiology, Environmental Science, Scientific Methods, Research, Image Analysis, Mathematical Modeling, Systems Of Measurement

      4.7
      Rating, 4.7 out of 5 stars
      ·
      398 reviews

      Mixed · Course · 3 - 6 Months

    • Status: Free Trial
      Free Trial
      B

      Board Infinity

      Java Development Deep Dive

      Skills you'll gain: Spring Framework, Model View Controller, Java Programming, Software Design Patterns, Maintainability, Secure Coding, Java Platform Enterprise Edition (J2EE), Java, Software Design, Object Oriented Design, Enterprise Application Management, Enterprise Architecture, Security Assertion Markup Language (SAML), Application Frameworks, Web Applications, Object Oriented Programming (OOP), Extensible Markup Language (XML), OS Process Management, Performance Tuning, Operating Systems

      4
      Rating, 4 out of 5 stars
      ·
      9 reviews

      Intermediate · Specialization · 3 - 6 Months

    • Status: Free Trial
      Free Trial
      B

      Board Infinity

      Foundations of SHRM Certification

      Skills you'll gain: Human Resource Strategy, Human Resources, Recruitment Strategies, Talent Acquisition, Organizational Development, Talent Recruitment, Organizational Effectiveness, Human Capital, HR Tech, Human Resources Information System (HRIS), Ethical Standards And Conduct, Intercultural Competence, Conflict Management, Leadership Studies, Organizational Change, Cultural Diversity, Employee Onboarding

      3.8
      Rating, 3.8 out of 5 stars
      ·
      47 reviews

      Intermediate · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      E

      EIT Digital

      Development of Real-Time Systems

      Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Computer Programming, C (Programming Language), System Design and Implementation, OS Process Management, System Requirements, Computer Architecture, Simulations, Verification And Validation, Algorithms, Servers

      4.6
      Rating, 4.6 out of 5 stars
      ·
      540 reviews

      Intermediate · Course · 1 - 3 Months

    • Status: Free
      Free
      G

      Goldman Sachs

      Fundamentals of Leadership, with Goldman Sachs 10,000 Women

      Skills you'll gain: Leadership Development, Strategic Leadership, Visionary, Business Leadership, Entrepreneurship, Leadership, Culture Transformation, Organizational Leadership, Growth Strategies, Leadership and Management, Business Strategy, Goal Setting

      4.7
      Rating, 4.7 out of 5 stars
      ·
      626 reviews

      Mixed · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      J

      Johns Hopkins University

      Advanced Linear Models for Data Science 1: Least Squares

      Skills you'll gain: Regression Analysis, Statistical Modeling, R Programming, Linear Algebra, Data Science, Mathematical Modeling, Predictive Modeling, Statistical Analysis, Applied Mathematics, Advanced Mathematics

      4.5
      Rating, 4.5 out of 5 stars
      ·
      187 reviews

      Advanced · Course · 1 - 3 Months

    Core Java learners also search

    Back End
    Full Stack Web Development
    Golang
    Elastic Stack
    Mean Stack
    Interactive Python
    Spring Framework
    Java
    1…596061…151

    In summary, here are 10 of our most popular core java courses

    • Program Management Fundamentals: Microsoft
    • Android App Components - Services, Local IPC, and Content Providers: Vanderbilt University
    • CISA: Certified Information Systems Auditor: Packt
    • Introduction à la programmation orientée objet (en Java): École Polytechnique Fédérale de Lausanne
    • Certified Associate in Project Management (CAPM): Packt
    • Advanced Django: Building a Blog: Codio
    • Imagining Other Earths: Princeton University
    • Java Development Deep Dive: Board Infinity
    • Foundations of SHRM Certification: Board Infinity
    • Development of Real-Time Systems: EIT Digital

    Frequently Asked Questions about Core Java

    Core Java is a commonly used programming language that is considered the foundation for developing various applications and services on different platforms. It is a high-level, object-oriented programming language that enables developers to write efficient and robust code. Core Java covers the fundamental concepts of Java programming, including variables, data types, control structures, classes, objects, inheritance, polymorphism, exception handling, and more. It is widely used for building desktop, web, and mobile applications, as well as backend systems for enterprise-level software.‎

    To excel in Core Java, you should focus on acquiring the following skills:

    1. Object-Oriented Programming (OOP): Understanding the fundamentals of OOP is crucial for Core Java. You should learn concepts like classes, objects, inheritance, polymorphism, and encapsulation.

    2. Java Syntax: Mastering the syntax is essential to write efficient Java code. Learn about variables, data types, operators, control structures (if-else, switch-case), loops (while, for), and exception handling.

    3. Java APIs: Familiarize yourself with commonly used Java APIs such as java.lang, java.util, java.io, and java.net. Learn how to leverage these libraries to perform tasks like input/output operations, collections, networking, date/time manipulation, and more.

    4. Java Development Kit (JDK) Tools: Understand the usage of important JDK tools like javac (Java compiler), java (Java Virtual Machine), jar (Java Archive), javadoc (generating documentation), and debugging tools like jdb.

    5. Memory Management: Java manages memory automatically, but understanding concepts like garbage collection, stack and heap memory, memory leaks, and object lifecycle will help you write better-performing code.

    6. Exception Handling: Learn how to handle exceptions gracefully to ensure efficient error management and graceful program execution. Understand concepts like try-catch blocks, multiple catch blocks, and exception hierarchy.

    7. Multithreading: Core Java provides powerful features for concurrent programming. Gain knowledge about threads, synchronization, locks, and multi-threading concepts like race conditions, deadlock, and thread communication.

    8. File I/O Operations: Understand how to read from and write to files using Java's I/O classes. Learn about different file manipulation operations, character encoding, and how to handle exceptions related to file operations.

    9. Java Database Connectivity (JDBC): Learn about JDBC to interact with relational databases from your Java programs. Understand concepts like database connections, executing queries, fetching results, and handling database transactions.

    10. Debugging and Testing: Acquire skills in debugging and testing Java applications using tools like IntelliJ IDEA, Eclipse, JUnit, and Mockito. Learn how to identify and fix issues, write effective test cases, and perform unit testing.

    By focusing on these skills, you will build a strong foundation in Core Java and be well-equipped to develop various Java applications.‎

    Some of the job roles you can pursue with Core Java skills include Java developer, software engineer, systems analyst, web application developer, mobile application developer, database administrator, quality analyst, and software consultant.‎

    People who are interested in computer programming and have a strong foundation in basic programming concepts are best suited for studying Core Java. Additionally, individuals who are detail-oriented, logical thinkers, and enjoy problem-solving would find studying Core Java to be a good fit for them. Core Java is a fundamental programming language, so it is important for learners to have a willingness to dive deep into the language and understand its intricacies.‎

    Some topics related to Core Java that you can study include:

    1. Object-oriented programming (OOP) concepts and principles
    2. Java syntax and data types
    3. Control structures and loops
    4. Exception handling
    5. Java input/output (I/O) and file handling
    6. Collections framework
    7. Multithreading and concurrency
    8. Networking and socket programming in Java
    9. JDBC (Java Database Connectivity) for database interaction
    10. GUI (Graphical User Interface) development using Swing or JavaFX

    These topics cover the fundamentals of Core Java and are essential for building a strong foundation in Java programming.‎

    Online Core Java courses offer a convenient and flexible way to enhance your knowledge or learn new Core Java is a commonly used programming language that is considered the foundation for developing various applications and services on different platforms. It is a high-level, object-oriented programming language that enables developers to write efficient and robust code. Core Java covers the fundamental concepts of Java programming, including variables, data types, control structures, classes, objects, inheritance, polymorphism, exception handling, and more. It is widely used for building desktop, web, and mobile applications, as well as backend systems for enterprise-level software. skills. Choose from a wide range of Core Java courses offered by top universities and industry leaders tailored to various skill levels.‎

    When looking to enhance your workforce's skills in Core Java, it's crucial to select a course that aligns with their current abilities and learning objectives. Our Skills Dashboard is an invaluable tool for identifying skill gaps and choosing the most appropriate course for effective upskilling. For a comprehensive understanding of how our courses can benefit your employees, explore the enterprise solutions we offer. Discover more about our tailored programs at Coursera for Business here.‎

    This FAQ content has been made available for informational purposes only. Learners are advised to conduct additional research to ensure that courses and other credentials pursued meet their personal, professional, and financial goals.

    Other topics to explore

    Arts and Humanities
    338 courses
    Business
    1095 courses
    Computer Science
    668 courses
    Data Science
    425 courses
    Information Technology
    145 courses
    Health
    471 courses
    Math and Logic
    70 courses
    Personal Development
    137 courses
    Physical Science and Engineering
    413 courses
    Social Sciences
    401 courses
    Language Learning
    150 courses

    Coursera Footer

    Technical Skills

    • ChatGPT
    • Coding
    • Computer Science
    • Cybersecurity
    • DevOps
    • Ethical Hacking
    • Generative AI
    • Java Programming
    • Python
    • Web Development

    Analytical Skills

    • Artificial Intelligence
    • Big Data
    • Business Analysis
    • Data Analytics
    • Data Science
    • Financial Modeling
    • Machine Learning
    • Microsoft Excel
    • Microsoft Power BI
    • SQL

    Business Skills

    • Accounting
    • Digital Marketing
    • E-commerce
    • Finance
    • Google
    • Graphic Design
    • IBM
    • Marketing
    • Project Management
    • Social Media Marketing

    Career Resources

    • Essential IT Certifications
    • High-Income Skills to Learn
    • How to Get a PMP Certification
    • How to Learn Artificial Intelligence
    • Popular Cybersecurity Certifications
    • Popular Data Analytics Certifications
    • What Does a Data Analyst Do?
    • Career Development Resources
    • Career Aptitude Test
    • Share your Coursera Learning Story

    Coursera

    • About
    • What We Offer
    • Leadership
    • Careers
    • Catalog
    • Coursera Plus
    • Professional Certificates
    • MasterTrack® Certificates
    • Degrees
    • For Enterprise
    • For Government
    • For Campus
    • Become a Partner
    • Social Impact
    • Free Courses
    • ECTS Credit Recommendations

    Community

    • Learners
    • Partners
    • Beta Testers
    • Blog
    • The Coursera Podcast
    • Tech Blog
    • Teaching Center

    More

    • Press
    • Investors
    • Terms
    • Privacy
    • Help
    • Accessibility
    • Contact
    • Articles
    • Directory
    • Affiliates
    • Modern Slavery Statement
    • Manage Cookie Preferences
    Learn Anywhere
    Download on the App Store
    Get it on Google Play
    Logo of Certified B Corporation
    © 2025 Coursera Inc. All rights reserved.
    • Coursera Facebook
    • Coursera Linkedin
    • Coursera Twitter
    • Coursera YouTube
    • Coursera Instagram
    • Coursera TikTok