JBA
Practical1-A A.1-Constructor Overloading public class Student { //instance variables of the class int id; String name; Student(){ System.out.println("this a default constructor"); } Student(int i, String n){ id = i; name = n; } public static void main(String[] args) { //object creation Student s = new Student(); System.out.println("\nDefault Constructor values: \n"); System.out.println("Student Id : "+s.id + "\nStudent Name : "+s.name); System.out.println("\nParameterized Constructor values: \n"); Student student = new Student(10, "David"); System.out.println("Student Id : "+student.id + "\nStudent Name : "+student.name); } } sdaDDSAD A.2-MethoD Overloading class Adder{ static int add(int a,int b){return a+b;} static int add(int a,int b,int c){return a+b+c;} } class TestOverloading1{ public static void main(String[] args){ System.out.println(A...