This is a file, which contains java code for Internal mark calculator. I hope this will be very useful for many students and those college affialated to anna univ.

1. -DIVYA S
B.TECH-IT

2. JAVA
 INTERNAL MARK CALCULATOR FOR ANNA VARSITY STUDENTS 
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 /**
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* @author DIVYA S
* @java version 1.1
* @SRI RAMANUJAR ENGINEERING COLLEGE
* @INFORMATION TECHNOLOGY
*/
import java.util.Scanner;
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 /**
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*
* * JAVA PROGRAM FOR INTERNAL MARK CALCULATOR *
*
*/
class InternalMark {
double attendance, avg, avgMark, internalmark, avgAttendance;

3. JAVA
 public double attendanceCalculation(double
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attendedPeriods,
double totalPeriods) {
attendance = (attendedPeriods / totalPeriods) * 100;
if (attendance >= 75 && attendance <= 80) {
avgAttendance = 1;
return avgAttendance;
} else if (attendance > 80 && attendance <= 85) {
avgAttendance = 2;
return avgAttendance;

4. JAVA
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} else if (attendance > 85 && attendance <= 90) {
avgAttendance = 3;
return avgAttendance;
} else if (attendance > 90 && attendance <= 95) {
avgAttendance = 4;
return avgAttendance;
} else if (attendance > 95 && attendance <= 100) {
avgAttendance = 5;
return avgAttendance;
} else {
avgAttendance = 0;
return avgAttendance;
}
}

5. JAVA
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public double markCalculation(double mark) {
avg = (mark / 100) * 5;
avgMark = Math.round(avg);
return avgMark;
}
public double Internal(double attendance, double
avgUnit1Mark,
double avgUnit2Mark, double avgModelMark) {
internalmark = (attendance + avgUnit1Mark +
avgUnit2Mark + avgModelMark);
return internalmark;
}
}

6. JAVA
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 public class InternalMarkCalculator {
 public static void main(String args[]) {
 Scanner s = new Scanner(System.in);
 InternalMark im = new InternalMark();
 int again;
 double unit1Mark, unit2Mark, modelMark,
avgUnit1Mark, avgUnit2Mark, avgModelMark,
attendance, totalPeriods, attendedPeriods, intm;
 String studentName, studentRegNo, studentDept,
studentSem, subject, subjectCode;

7. JAVA
 do {
 System.out
 .println("ENTER THE STUDENT NAME (without any
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intial or space): ");
studentName = s.next();
System.out.println("ENTER THE STUDENT REGISTER
NUMBER: ");
studentRegNo = s.next();
System.out.println("ENTER THE STUDENT
DEPARTMENT: ");
studentDept = s.next();
System.out.println("ENTER THE STUDENT SEMESTER:
");
studentSem = s.next();

8. JAVA
 System.out.println("ENTER THE SUBJECT: ");
 subject = s.next();
 System.out.println("ENTER THE SUBJECT CODE: ");
 subjectCode = s.next();
 System.out.println("ENTER THE TOTAL PERIODS (in
numerical): ");
 totalPeriods = s.nextDouble();
 if (totalPeriods <= 0 || totalPeriods > 100)
 System.err.println("YOU HAVE ENTERED WRONG
INPUT!!!");

9. JAVA
 System.out
 .println("ENTER THE NUMBER OF PERIODS THAT
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STUDENT ATTENDED (in numerical): ");
attendedPeriods = s.nextDouble();
if (attendedPeriods < 0 || attendedPeriods > 100)
System.err.println("YOU HAVE ENTERED WRONG
INPUT!!!");
if (attendedPeriods > totalPeriods)
System.err
.println("THE ATTENDED PERIODS MUST BE LESSER
THAN TOTAL PERIODS!!!");
System.out
.println("ENTER THE STUDENT's UNIT TEST-I MARK (in
numerical): ");
unit1Mark = s.nextDouble();

10. JAVA
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if (unit1Mark < 0 || unit1Mark > 100)
System.err.println("YOU HAVE ENTERED WRONG INPUT!!!");
System.out
.println("ENTER THE STUDENT's UNIT TEST-II MARK (in
numerical): ");
unit2Mark = s.nextDouble();
if (unit2Mark < 0 || unit2Mark > 100)
System.err.println("YOU HAVE ENTERED WRONG INPUT!!!");
System.out
.println("ENTER THE STUDENT's MODEL EXAM MARK (in
numerical): ");
modelMark = s.nextDouble();
if (modelMark < 0 || modelMark > 100)
System.err.println("YOU HAVE ENTERED WRONG INPUT!!!");

11. JAVA
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attendance = im
.attendanceCalculation(attendedPeriods, totalPeriods);
System.out.println("");
System.out.println("THE STUDENT AVERAGE ATTENDANCE IS (out
of 5): "
+ attendance);
avgUnit1Mark = im.markCalculation(unit1Mark);
System.out
.println("THE STUDENT AVERAGE UNIT-I MARK IS (out of 5): "
+ avgUnit1Mark);
avgUnit2Mark = im.markCalculation(unit2Mark);
System.out
.println("THE STUDENT AVERAGE UNIT-II MARK IS (out of 5): "
+ avgUnit2Mark);
avgModelMark = im.markCalculation(modelMark);

12. JAVA
 System.out.println("THE STUDENT AVERAGE MODEL
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MARK IS (out of 5): "
+ avgModelMark);
System.out.println("");
intm = im.Internal(attendance, avgUnit1Mark,
avgUnit2Mark,
avgModelMark);
if (intm < 0 || intm > 20)
System.err.println("WRONG INTERNAL MARK!!!");
else
System.out.println("THE STUDENT INTERNAL MARK IS
(out of 20): "
+ intm);

13. JAVA
 System.out.println("");
 System.out.println("IF YOU WANT TO CONTINUE PRESS 5, ELSE
0!!!");
 again = s.nextInt();
 System.out.println("");
 } while (again == 5);
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if (again == 0) {
System.out.println("YOU'VE BEEN EXITED!!!");
System.exit(again);
} else
System.err.println("WRONG INPUT!!!");
}
}

14. OUTPUT:

15. I HOPE THIS CODE
WILL BE USEFUL
FOR YOU 
HAVE A GREAT DAY!!!