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4.1 An institute offers MCA course of duration 3 years. The interface given below is
designed to capture the marks secured by student in the semester exams. Your
help is sought to enhance the interface so that it is able to :

The specification of this application
are as under :

Object Type Object Name Description

Text Field rollnoTF To get rollno
sm1TF, sm2TF To get marks of year1’s

sm3TF, sm4 TF semesters
sm5TF, sm6TF To get makes of year2’s
totTF semesters

perTF To get marks of year3’s
semesters

To show total marks
To show percentage marks

Labels rnoWidLbl Lable net to rollnoTF, showing
maximum allowed width of

rollno
repLbl

To show report
Button totalBTN To calculate total and

reportBTN percentage
resetBTN To display report
To reset the form

a) When user clicks the button Total, the total marks and the percentage of
marks secured by the student should be displayed in text totTF and