Fundamentals of oop lecture 2

Fundamentals of OOP IT 2 Instructor: Paul Kisambira

Some History ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Virtual Machine ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Features of the JVM ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Versions of Java ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Some Salient Characteristics of Java ,[object Object],[object Object],[object Object],[object Object],Appendix A: Introduction to Java

[object Object],[object Object],[object Object],[object Object]

Java Processing and Execution ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Appendix A: Introduction to Java

Compiling and Executing a Java Program Appendix A: Introduction to Java

Classes and Objects ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Appendix A: Introduction to Java

Grouping Classes: The Java API ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Appendix A: Introduction to Java

A Little Example of import and main ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Appendix A: Introduction to Java

Processing and Running HelloWorld ,[object Object],[object Object],[object Object],[object Object],Appendix A: Introduction to Java

Primitive Data Types Appendix A: Introduction to Java Data type Range of values byte -128 .. 127 (8 bits) short -32,768 .. 32,767 (16 bits) int -2,147,483,648 .. 2,147,483,647 (32 bits) long -9,223,372,036,854,775,808 .. ... (64 bits) float +/-10 -38 to +/-10 +38 and 0, about 6 digits precision double +/-10 -308 to +/-10 +308 and 0, about 15 digits precision char Unicode characters (generally 16 bits per char) boolean True or false

Defining Your Own Classes ,[object Object],[object Object],[object Object],Appendix A: Introduction to Java

The Person Class ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Appendix A: Introduction to Java

The Person Class (2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Appendix A: Introduction to Java

The Person Class (3) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Appendix A: Introduction to Java

The Person Class (4) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Appendix A: Introduction to Java

The Person Class (5) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Appendix A: Introduction to Java

The Person Class (6) ,[object Object],[object Object],[object Object],[object Object],[object Object],Appendix A: Introduction to Java

Fundamentals of oop lecture 2

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Fundamentals of oop lecture 2