# OOPs BootCamp Notes             //PAGE-1

         OOPs(Object oriented Progaming) is used for "Easily Solving real world problems using classes and Objects".


         Package            (Group of Classes)
            |
            |
         Classes         (Group of Methods/Attributes)
            |
            |
     Method/Function       (Group of Actions / operations)



    #   BASIC JAVA PROGRAM          //PAGE-2

         package basic;

         public class MainClass {
            public static void main(String[] args){

                System.out.println("Hello World");
            }
         }


    # Classes and Objects 

        basic components of OOPs - Classes and Objects

        # Pseudo Code 
            File.java

                public class File{           [Single public class and  the file name and public class name must be same]
                    
                    class Phone{

                    }

                    class Car{

                    }
                }     

        # Actual code with classes and object      


            MainClass.java

                package basics;

                class Person{
                    String name;
                    int age;
                }  

                public class MainClass{
                    public static void main(String[] args){
                        Person p1 = new Person();     //Normal Class(jo public na ho) ko access karne ke liye uss class ka object banana padhta hai.then only access kar sakte hai.
                        p1.name = "Deepak";
                        p1.age = 34;
            
                    }
                }
    # Methods : behaviour or task which we have to done.   //PAGE-3

        class Person{
            String name;
            int age;                 //Properties
            

            void walk(){                      //Method1
                System.out.println(" "+ name + "is walking");
            }

            void eat(){                      //Method2
                System.out.println(" "+name + "is eating");
            }

        }