Write a Java program to create n Student objects and print the USN, Name, Programme, and Phone of these objects

Question

Create a Java class called Student with the following details as variables within it.

• USN
• Name
• Programme
• Phone

Write a Java program to create n Student objects and print the USN, Name, Programme, and Phone of these objects with suitable headings.

Answer 1

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Program Code

import java.io.*; class Student {  String usn, name, programme;  long ph;  Student()  {  usn = name = programme = "No value";  ph = 0;  }  void read_data(String u, String n, String p, long m)  {  usn = u;  name = n;  programme = p;  ph =m;  }void display()  {  System.out.println(usn + "\t" + name + "\t" + programme + "\t\t" + ph);  } } class Record {  public static void main(String args[]) throws Exception  {  String u, n, p;  long m;  int no;  BufferedReader br = new BufferedReader(new InputStreamReader(System.in));  System.out.print("Enter number of records:");  no = Integer.parseInt(br.readLine());  Student[] s = new Student[no];  for(int i=0; i<s.length;i++)  {  System.out.println("\nEnter Student " + (i + 1) + " record");  s[i] = new Student();  System.out.print("Enter student USN: ");  u = br.readLine();  System.out.print("Enter student Name: ");  n = br.readLine();  System.out.print("Enter student Programme: ");  p = br.readLine();  System.out.print("Enter student Phone number: ");  m = Long.parseLong(br.readLine());  s[i].read_data(u, n, p, m);  }  System.out.println("USN \t NAME \t PROGRAMME \t PHONE NO");  for(int i=0; i<s.length;i++)  {  s[i].display();  }  } }

Output

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