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Java is a platform as well as a programming language. Java is a high-level programming language that is also robust, object-oriented, and secure.<br><br>Java was created in 1995 by Sun Microsystems (which is now a division of Oracle). James Gosling is renowned as Java's father. It was known as Oak before Java. Because Oak was already a recognised business, James Gosling and his colleagues decided to alter the name to Java.<br><br><br><br>Platform: A platform is any hardware or software environment in which a programme operates. Java is referred to as a platform since it has a runtime environment (JRE) and API.
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ACCELERATE YOUR CAREER IN JAVA
Introduction Welcome to the course Object Oriented Programming in JAVA. This course will cover a core set of computer science concepts needed to create a modern software application using Java. ❖
What is java ● A general-purpose object-oriented language ● Write Once Run Anywhere ● Designed For Easy Web/Internet Application ● Widespread acceptance.
Course Objectives On completion of this course we will be able to 1. 2. 3. 4. 5. Identify the importance of Java. Identify the additional features of Java compared to C++. Identify the difference between Compiler and Interpreter. Identify the difference between applet and application. Apply Object Oriented Principles of Encapsulations, Data abstraction, Inheritance, Polymorphism. Program using java API (Application Programming Interface). Program using Exception Handling, Files and Threads . Program Using applets and swings . Object Oriented Programming using JAVA 6. 7. 8. 9.
Course Content Unit 1 Basics of java Unit 2 Inheritance Unit 3 Data structured creation and manipulation in java Unit 4 Exception Handling Unit 5 GUI Programming in java
Why java is important ● Two reasons -Trouble with C/C++ language is that they are not portable and are not platform independent languages. -Emergence of World Wide Web, which demanded portable programming ●Portability and security necessitated the invention of Java
History of java ● James gosling - microsystem ● Co founder – VinodKhosla ● Oak - Java, May 20, 1995, Sun World ● JDK Evolutions -jDK 1.0 (January 23, 1996) - JDK 1.1 (February 19, 1997) - J2SE 1.2 (December 8, 1998) -J2SE 1.3 (May 8, 2000) -J2SE 1.4 (February 6, 2002) -J2SE 5.0 (September 30, 2004) - Java SE 6 (December 11, 2006)
ADVANTAGE ● ● ● Java is easy to learn. Java is object-oriented. Java is platform-independent.
DISADVANTAGE ● Java is slow and has a poor performance. Java is memory-consuming and significantly slower than native languages such as C or C++. ... ● Java provides not so attractive look and feels of the GUI. ... ● Java provides no backup facility. ... ● Java requires significant memory space. ... ● Verbose and Complex codes.
JOB ROLES 1. 2. 3. 4. 5. PROGRAMME ARCHITECHTURE DEVELOPER REQUIREMENT GATHERING TESTING DEPLOYMENT