CORE JAVA -Day2

Java language is released by SUN MICROSYSTEMS in the year 1995 in 3 three editions.

           1.JSE(java standard edition)

           2.JEE(java enterprise edition)

           3.JME(java micro/mobile edition)

1.JSE: This edition can be used for developing standalone software.

2.JEE:This edition can be used for developing web based software.

3.JME: This edition can be used for developing applications for mobile devices wireless devices or embedded controllers(remote) where memory is less (limited).

JDK-Java Development Kit

JRE-Java Runtime Environment

JAVAC-Command for java program which is saved with .Java  to compile.

JAVA-Java is a command which calls JVM   to execute the .class file

Java program can be write in any editor.