Core Java
What is Java?
Java is an object-oriented programming language. It was released by “SUN MicroSystems” in June 1995. Java is popular for it’s “Write Once,Run Everywhere” feature. This feature is enables a Java programmer written on a plateform to be executed on any plateform. It is the underlying technology that power “State-Of-The-Art” programs including utilities, games and business applications. Lots of applications, websites that run on java.
There are four components in Java architecture:
- Java Programming Language(.java file)
- Java Class File(.class file)
- Java Application Programming Interface (Java API)
- Java Virtual Machine(JVM)
Write, compile and execute the program,that use java architecture steps.When you develop the code in java programming language
and compile it java class file is created. The JVM execute the class file. Between execution of the class file, the methods available
in Java API are use to make function calls.
Java is an object-oriented programming language. It was released by “SUN MicroSystems” in June 1995. Java is popular for it’s “Write Once, plateformRun Everywhere” feature. This feature enables a Java programmer written on a platform to execute any platform.
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