A Programmer's Guide to Java SCJP Certification: A by Khalid A. Mughal, Rolf W Rasmussen

By Khalid A. Mughal, Rolf W Rasmussen

This e-book can help you organize for and move the solar qualified Programmer for the Java Platform SE 6 (CX-310-065) examination. it really is written for any skilled programmer (with or with no past wisdom of Java) attracted to learning the Java programming language and passing the SCJP 1.6 examination. A Programmer’s advisor to Java™ SCJP Certification, 3rd version, offers special assurance of all examination issues and pursuits, without difficulty runnable code examples, programming workouts, huge assessment questions, and a brand new mock examination. furthermore, as a complete primer to the Java programming language, this booklet is a useful reference device. This re-creation has been completely up-to-date to target the newest model of the examination (CX-310-065). particularly, it includes in-depth factors of the language beneficial properties. Their utilization is illustrated in terms of code eventualities, as required by means of the examination. The better half site (www.ii.uib.no/~khalid/pgjc3e/) features a model of the SCJP 1.6 examination Simulator built via the authors. the location additionally comprises the full resource code for the entire book’s examples, in addition to ideas to the programming exercises.What you'll find during this book:Extensive insurance of all of the ambitions outlined for the sunlight qualified Programmer for the Java Platform, average variation 6 (CX-310-065) ExamAn easy-to-follow constitution with chapters equipped in response to the examination targets, as laid out through sunlight MicrosystemsSummaries that sincerely country and differentiate the examination goals and the supplementary targets to be coated in each one chapterA checklist of Sun’s targets for the SCJP 1.6 examination and a advisor to taking the examA entire mock examination with new questions (not repeats of evaluation questions)Numerous exam-relevant assessment inquiries to attempt your realizing of every significant subject, with annotated answersProgramming workouts and suggestions on the finish of every chapterCopious code examples illustrating ideas, the place the code has been compiled and carefully confirmed on a number of platformsProgram output demonstrating anticipated effects from working the examples wide use of UML (Unified Modeling Language) for representation reasons An advent to uncomplicated terminology and ideas in object-oriented programmingAdvice on the way to stay away from universal pitfalls in learning the language and taking the examPlatform- and tool-independent coverageInformation concerning the SCJP 1.6 improve (CX-310-066) examination

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Extra resources for A Programmer's Guide to Java SCJP Certification: A Comprehensive Primer (3rd Edition)

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1 Which statement about methods is true? Select the one correct answer. 2 A method is an implementation of an abstraction. A method is an attribute defining the property of a particular abstraction. A method is a category of objects. A method is an operation defining the behavior for a particular abstraction. A method is a blueprint for making operations. Which statement about objects is true? Select the one correct answer. 3 An object is what classes are instantiated from. An object is an instance of a class.

6 An instance member is also called a static member. An instance member is always a field. An instance member is never a method. An instance member belongs to an instance, not to the class as a whole. An instance member always represents an operation. How do objects communicate in Java? Select the one correct answer. 7 They communicate by modifying each other’s fields. They communicate by modifying the static variables of each other’s classes. They communicate by calling each other’s instance methods.

The above rule implies that a source file can only contain at the most one public class. If the source file contains a public class, the file naming rule must be obeyed. Each class declaration in a source file is compiled into a separate class file, containing Java byte code. class as its extension. The JDK provides tools for compiling and running programs, as explained in the next section. The classes in the Java standard library are already compiled, and the JDK tools know where to find them.

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