
A free online course that teaches you Java, a versatile and popular programming language, to excel as a Java developer. This diploma course will help you learn Java from scratch to become a professional developer. It will teach you to approach problems logically as you cover the fundamental concepts of this programming language. You will master object-oriented programming and control structures, where you will learn to write logical, real-world solutions. You will also work with data structures and tools for a productive coding experience.
| Course Category | Java, Computers & IT (Information Technology) |
| Course Type | Online Learning |
| Course Qualification | CPD Diploma |
| Course Duration | 10-15 hours |
| Course Fee | Free |
| Entry Requirements | Like all courses on the Alison Free Learning platform this is a free, CPD-accredited course. A Graduate can choose to buy a certificate or diploma upon successful completion of a course, but this is not required or necessary. At Alison we believe that free education, more than anything, has the power to break through boundaries and transform lives. Alison is the world’s largest free online empowerment platform for education and skills training, offering over 5000 CPD accredited courses and a range of impactful career development tools. It is a for-profit social enterprise dedicated to making it possible for anyone, to study anything, anywhere, at any time, for free online, at any subject level. Through our mission, we are a catalyst for positive social change, creating opportunity, prosperity, and equality for everyone. |
| Career Path | What You Will Learn In This Free Course • List programming types, applications, and distinguish roles of programmers and developers • Compare OOP with regular programming and indicate its applications in Java • Discuss Java's importance, features, and tools for effective programming • Create a lab design and generate Java programs using Notepad, Command Prompt, and JShell • Explain variables, data types, type casting, and compare Float vs. Double in Java • Apply advanced control statements and evaluate conditions to manage program flow • Compare IDEs with text editors, install IntelliJ IDEA, and identify its functionalities • Illustrate OOP principles, including abstraction, encapsulation, inheritance, and polymorphism • Apply arrays, LinkedLists, and ArrayLists to store, access, and manipulate multiple values • Generate concise Java codes using runtime arguments, iterators, and advanced constructs • Identify, debug, and rectify errors while evaluating data encapsulation methods in Java • Analyze references, objects, and instances in Java, and describe runtime and memory applications |
| Course Code | 7309 |



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