1. Create a class Student with following attributes
i. String name;
ii. int rollno;
iii. int age;
iv. String address;
v. String email;
b. Make these attributes public by writing keyword “public” before them
c. Write main method
d. Create two instances of Student class as
Student std1=new Student();
Student std2=new Student();
e. Initialize the data members of std1 students as
std1.name=”Jhone”;
std1.rollno=911;
std1.age=
std1.address=”Street 123 Block 4 City X Country Y”;
std1.email=someone@someserver.com;
Initialize the data members of std2 in the same way
f. Try printing these values;
2. Write code to compare the two students and print the name of the elder student
3. Enhance Student class and add the following method
public void bioData(){
System.out.println(“Name = “+name);
System.out.println(“Roll no = “+rollno);
System.out.println(“Age = “+age);
System.out.println(“Address = “+address);
}
4. Display the bio data of two students by calling the function bioData()
5. Enhance student class and add a function showMarks() that will print the marks obtained
in various subject
6. Write a class Circle define attributes and add the following methods
a. showRadius() //displays the radius of the circle
b. showArea() //displays area of the circle
c. showCenter() //displays x and y co-ordinates of the center of the circle
7. Write a program that
a. creates three circles
b. initializes them with suitable values
c. prints them in ascending order according to their areas.
Java Programming Day-01
Lab-session-02
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