Working with Classes and Interfaces in Java 11 from Pluralsight

This course provides you with everything you need to know to begin working with Java’s rich type system and serves as a strong foundation for all Java-based development environments including client-based, server-side, Android, and big data.

Java is one of the most popular and widely-used programming languages in the world. It is supported by billions of devices. Whether you are interested in client-based, server-side, Android, or big data development, understanding how to program in Java is a critical part of being successful. Java is a multiparadigm language with rich object-oriented features. In this course, Working with Classes and Interfaces in Java 11, you will learn to how to work effectively with the core of the Java type system: classes and interfaces. First, you will learn how to implement a class including class constructors, fields, getters/setters, and polymorphic methods. Next, you will explore class inheritance, method overloading, and abstract classes. Finally, you will discover how to work with Enums, interfaces, nested types, and anonymous classes. When you are finished with this course, you will have the foundational knowledge of working with classes and interfaces that will enable you to become a successful Java programmer.

What's inside

Syllabus

Course Overview

Understanding Java Classes and Objects

Implementing Class Constructors and Initializers

Using Static Members

A Closer Look at Methods

Class Inheritance

More About Inheritance

Working with Enums

Creating Abstract Relationships with Interfaces

Nested Types and Anonymous Classes

Good to know

Know what's good

, what to watch for

, and possible dealbreakers

Explores rich type systems as a cornerstone of Java development, useful in many contexts

Taught by Jim Wilson, a recognized instructor in the field

Develops foundational knowledge in classes and interfaces, core to Java programming

Provides a strong base for those interested in client-based, server-side, Android, or big data development using Java

Covers advanced concepts like class inheritance, method overloading, and abstract classes, strengthening understanding for intermediate learners

Includes hands-on experience with Enums, interfaces, nested types, and anonymous classes

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Working with Classes and Interfaces in Java 11 with these activities:

Compile course materials

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Gather all the course materials you will need, such as lecture notes, assignments, and any supplemental resources.

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Organize materials in a binder or folder.
Download and print course materials.

Review basic object-oriented programming concepts

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Refresh your understanding of object-oriented programming principles to better prepare for this course's focus on Java.

Browse courses on Java

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Review materials from a previous course or online resources on OOP.
Complete practice exercises to reinforce OOP concepts.

Follow tutorials on Java syntax and features

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Enhance your understanding of Java syntax and features by following online tutorials or guided lessons.

Browse courses on Java Syntax

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Identify specific Java concepts you need to strengthen.
Find reputable tutorials or online courses that cover these concepts.
Follow the tutorials step-by-step and complete any practice exercises.

Three other activities

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Practice Java coding exercises

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Reinforce your understanding of Java concepts by completing coding exercises and practice problems.

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Find online coding platforms or resources that provide Java exercises.
Start with easier exercises and gradually move on to more challenging ones.
Identify areas where you need more practice and focus on those.

Create Java code snippets and explanations

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Deepen your understanding of Java concepts by creating your own code snippets and explaining them.

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Identify a Java concept you want to reinforce.
Write a code snippet that demonstrates the concept.
Write a detailed explanation of the code, including its purpose and any nuances.

Build a simple Java application

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Apply your Java skills by building a practical project to test your understanding.

Browse courses on Java Development

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Identify an idea for a simple Java application.
Design the application's functionality and architecture.
Implement the application using Java.
Test and debug the application to ensure it works correctly.

Career center

Learners who complete Working with Classes and Interfaces in Java 11 will develop knowledge and skills that may be useful to these careers:

Java Developer

Java Developers are responsible for designing, developing, and testing software applications using the Java programming language. These individuals must have a strong foundation in object-oriented programming concepts. Working with Classes and Interfaces in Java 11 is a good choice for this role, as it builds upon the concepts of classes and interfaces to help you become a more effective Java Developer.

See salaries and explore the career path for Java Developer

Software Developer

Software Developers are responsible for designing, developing, and maintaining software applications. Working with Classes and Interfaces in Java 11 is an excellent fit for this role, as it will help you to build upon the concepts of classes and interfaces to become a more effective Software Developer.

See salaries and explore the career path for Software Developer

Software Architect

Software Architects are responsible for designing, developing, and maintaining the overall architecture of software systems. They may work with a team of developers to implement the system, and they may also be responsible for training and mentoring other developers. The course Working with Classes and Interfaces in Java 11 can help Software Architects understand the fundamentals of object-oriented programming, which is essential for designing and developing software systems.

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Software Engineer

Software Engineers apply engineering principles to the design, development, deployment, and maintenance of software systems. Working with Classes and Interfaces in Java 11 may be useful for Software Engineers, as it will help them to understand the fundamentals of object-oriented programming.

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Technical Architect

Technical Architects lead teams of developers and engineers in the design, development, and deployment of software systems. Working with Classes and Interfaces in Java 11 may be useful for Technical Architects, as it will help them to understand the principles of object-oriented programming.

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Technical Project Manager

Technical Project Managers lead teams of developers and engineers in the planning, execution, and completion of software projects. Working with Classes and Interfaces in Java 11 may be useful for Technical Project Managers, as it will help them to understand the principles of object-oriented programming.

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Quality Assurance (QA) Tester

Quality Assurance (QA) Testers work to ensure that software applications are free of bugs. They may write test cases, execute tests, and report any defects that they find. Working with Classes and Interfaces in Java 11 may be useful for QA Testers, as it will help them to understand the structure of Java code and how to test it effectively.

See salaries and explore the career path for Quality Assurance (QA) Tester

Database Administrator

Individuals in this role work to ensure accuracy, integrity, and protection of data within an organization. They work with data on a regular basis, creating and modifying databases to handle large amounts of data. The course Working with Classes and Interfaces in Java 11 may be useful as it helps you to structure data using object-oriented programming.

See salaries and explore the career path for Database Administrator

Web Developer

Web Developers design, develop, and maintain websites and web applications. Working with Classes and Interfaces in Java 11 may be useful for Web Developers, as it will help them to develop a better understanding of the object-oriented programming concepts used in web development.

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Information Security Analyst

Information Security Analysts help organizations develop policies and procedures to protect their data and computer networks from cyberattacks and unauthorized access. Earning a certificate in Working with Classes and Interfaces in Java 11 can help build a foundation for a career in information security, as it covers topics such as secure coding and data protection.

See salaries and explore the career path for Information Security Analyst

Computer Systems Analyst

Computer Systems Analysts work with businesses to find solutions to improve the efficiency of computer systems. They may design systems, conduct workshops, and present system overviews. Working with Classes and Interfaces in Java 11 may be useful for this role, as it will help you to better understand the processes involved in object-oriented programming.

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Information Technology (IT) Specialist

Information Technology (IT) Specialists maintain and support computer networks and systems. Working with Classes and Interfaces in Java 11 may be useful for Information Technology (IT) Specialists, as it will help them to understand the principles of object-oriented programming.

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Web Administrator

Web Administrators maintain and support websites and web applications. Working with Classes and Interfaces in Java 11 may be useful for Web Administrators, as it will help them to understand the principles of object-oriented programming.

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Network Administrator

Network Administrators implement and maintain computer networks. Working with Classes and Interfaces in Java 11 may be useful for Network Administrators, as it will help them to understand the principles of object-oriented programming.

See salaries and explore the career path for Network Administrator