industry a new era started in application development and technology.

all most 30000 devices using java
this application covers all core java topics includes

intruduction,acces modifiers,io statemnts
conditional and control statements
arrays
object oriented programming covers
overloading and constructors,inheritance,polymorphisam,interfaces,abstract classes
packages - covers how to create package and how to use
exception handling - explained detailed with examples
strings and string buffer - it is string handling concept
multi threading - more than one task can run simultaniously
file i/o - all streaming classes explained with examples
serialization - object storage concept explained
java.lang pacakage - some mislanious concepts are covered
generics - creates our own types
util package - covers all datastructures concepts and collection framework covered
others - calendar class,random class covered