Question

Question 3 (CLOS: 3.5) Marks: 4+4 = 8 (a) Write a code in java to make a class called Animal. The class has data attributes called name. Make one constructor which initializes value of name attribute (b) Make a class called Cat and make it children of Animal class. Declare a variable of the class called age. Make a constructor of this class which initializes both age and name of the class. Make a main method in the class and make an object of Cat class and assign it values for age and name.

Answer 1

Question (a) :

class Animal{
protected String name; //declaring variable name
Animal(String name){ //Constructor for initializing name
this.name = name;
}
}

Question (b) :

class Cat extends Animal{
private int age; //declaring variable age
Cat(String name,int age){ //Constructor for initializing super class variable and its variable
super(name); //calling super class constructor for setting name
this.age = age;
}
   public static void main (String[] args) {
       Cat c1 = new Cat("Chikoo",4); //Creating object for Cat class
   }
}