A data file "EXAM.DAT" has 20 records with students' names, classes, and marks in 3 subjects. Calculate total marks and average marks and print all the information.
A data file "CLASS.DAT" has 20 records with students' names, classes, roll no, and sections. Print all the records.
A data file "CLASS.DAT" has a record with students' names, classes, roll no, and sections. Print the record.
A sequential data file "CLASS.DAT" has students' names, classes, roll no, and sections. Now add records in the data file based on the user's choice.
A sequential data file "CLASS.DAT" has students' names, classes, roll no, and sections. Now add "N" number of records.
A sequential data file "CLASS.DAT" has students' names, classes, roll no, and sections. Now add 10 records.
A sequential data file "CLASS.DAT" has students name, class, roll no and section. Now add a record.
Create a sequential data file "CLASS.DAT" to store students' names, classes, roll no, and sections. The program should ask the user to add more records.
Create a sequential data file "CLASS.DAT" to store students' names, classes, roll no, and sections.
Create a sequential data file "CLASS.DAT" to store students' names, classes, roll no, and sections of 10 students.
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