DAA Program 1 Student

Create a Java class called Student with the following details as variables within it. (i)  USN (ii)  Name (iii) Branch  (iv) Phone Write a Java program to create n-Student objects and print the USN, Name, Branch, and Phone of these objects with suitable headings.

1 package program1.student; 2  3 public class Student { 4         private String usn; 5         private String name; 6         private String branch; 7         private String phone; 8  9         public Student(String usn, String name, String branch, String phone) { 10                this.usn = usn; 11                this.name = name; 12                this.branch = branch; 13                this.phone = phone; 14        } 15 16        @Override 17        public String toString() { 18                return "Student [usn=" + usn + ", name=" + name + ", branch=" + branch + ", phone=" + phone + "]"; 19        } 20} 21 22package program1.student; 23 24import java.util.Scanner; 25 26public class StudentDemo { 27 28        public static Student readStudData() { 29 30                Scanner s = new Scanner(System.in); 31 32                System.out.println("USN: "); 33                String usn = s.next(); 34                System.out.println("Name: "); 35                String name = s.next(); 36                System.out.println("Branch: "); 37                String branch = s.next(); 38                System.out.println("Phone: "); 39                String phone = s.next(); 40 41                return (new Student(usn, name, branch, phone)); 42        } 43 44        public static void main(String[] args) { 45 46                Scanner s = new Scanner(System.in); 47 48                System.out.println("How many Students: "); 49                int nStud = s.nextInt(); 50 51                Student[] studs = new Student[nStud]; 52 53                for (int i = 0; i < nStud; ++i) { 54                        System.out.println("\nEnter Student - " + (i + 1) + " details one / one"); 55 56                        studs[i] = readStudData(); 57                } 58 59                System.out.println("\nStudent Database:"); 60 61                for (int i = 0; i < nStud; ++i) { 62                        System.out.println(studs[i]); 63                } 64 65        } 66 67}

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OUTPUT:

How many Students:

2

Enter Student - 1 details one / one

USN: 4BD13CV001

Name: ARJUN

Branch: CIVIL

Phone: 9264921640

Enter Student - 2 details one / one

USN: 4BD15IS010

Name: CHARAN

Branch: IS

Phone: 7592783640

Student Database:

Student [usn=4BD13CV001, name=ARJUN, branch=CIVIL, phone=9264921640]

Student [usn=4BD15IS010, name=CHARAN, branch=IS, phone=7592783640]

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