OCP Oracle Certified Professional Java SE 17 Developer Study Guide

Chapter 5Methods

OCP EXAM OBJECTIVES COVERED IN THIS CHAPTER:

• Utilizing Java Object-Oriented Approach
  • Create classes and records, and define and use instance and static fields and methods, constructors, and instance and static initializers
  • Implement overloading, including var-arg methods

In previous chapters, you learned how to write snippets of code without much thought about the methods that contained the code. In this chapter, you explore methods in depth including modifiers, arguments, varargs, overloading, and autoboxing. Many of these fundamentals, such as access and static modifiers, are applicable to classes and other types throughout the rest of the book. If you're having difficulty, you might want to read this chapter ...