Object Oriented Programming Through Java by Pearson

Key Points 5.25

26. class StdNestedDemo {

27. public static void main(String[] args) {

28. StdNested stdouter = new StdNested();

29. stdouter.UseInner(); }

30. }// end of StdNestedDemo

Output: Students Details from outer class are………

Roll Number:50595

Name:Ramesh

Total Marks:98.5

Grade:A

DOJ from inner class ………

DOJ :15/10/10

5.15 Key Points

1. Java is a pure object-oriented language and hence all programming is enclosed in classes.

2.  Class: A collection of objects or an array of instances objects.

3.  Object: An object is an entity.

4. Methods of a class are common to all instances of the object; each instance of an object has

its own set of attributes. Member data is also called instance variables.

5. Java’s access specifiers are Public, Private, ...