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A Programmer’s Guide to Java® SE 8 Oracle Certified Associate (OCA) by Rolf W Rasmussen, Khalid A Mughal

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1. Basics of Java Programming

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1.1 Introduction

Before embarking on the road to Java programmer certification, it is important to understand the basic terminology and concepts in object-oriented programming (OOP). In this chapter, the emphasis is on providing an introduction to OOP, rather than exhaustive coverage. In-depth coverage of the concepts follows in subsequent chapters of the book.

Java supports the writing of many different kinds of executables: applications, applets, and servlets. The basic elements of a Java application are introduced in this chapter. The old adage that practice makes perfect is certainly true when learning a programming ...

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