Question

create a java class named Person that has 3 attributes: name, age and weight. include a default and parametrize constructor. include all setters and getters needed and a method that is used to display the information about the person

Answer 1

import java.io.*;

class Person {
  
private String name;
private int age;
private double weight;
Person()
{
name= "abc";
age=25;
weight=150;
}
Person(String name, int age, double weight)
{
this.name=name;
this.age=age;
this.weight=weight;
}
public void setName(String name)
{
this.name=name;
}
public String getName()
{
return this.name;
}
public void setAge(int age)
{
this.age=age;
}
public int getAge()
{
return this.age;
}
public void setWeight(double weight)
{
this.weight=weight;
}
public double getWeight()
{
return this.weight;
}
   public static void main (String[] args) {
  
       Person person = new Person();
       System.out.println(person.getName());
       System.out.println(person.getAge());
       System.out.println(person.getWeight());
      
       Person person1 = new Person("John",50,120);
       person1.setAge(10);
       System.out.println(person1.getName());
       System.out.println(person1.getAge());
       System.out.println(person1.getWeight());
   }
}