IT Student

practical (1) Aim:-Write a program to create a class and implement a default, overloaded any copy constructor here is code:- import java.util.*; class Student{ int roll; String name; public Student(){ roll=101; name="Archana"; } public Student(int r,String n){ roll =r; name=n; } public Student(Student s){ roll=s.roll; name=s.name; } void display(){ System.out.println("Roll No="+roll+"\tName="+name); } } class ConstructorDemo{ public static void main(String args[]){ Student s1=new Student(); s1.display(); Student s2=new Student(111,"Charvi"); s2.display(); Student s3= new Student(s1); s3.display(); } } practical 1(B) Aim:-write a program to create a class and implement the concepts of method overloading here is the code:- class MethodOverload{ public int sum(int x,int y){ return (x+y); } public int sum(int x,int y,int z){ return (x+y+z); } public double sum(double x,double y){ return (x+y...