Department Information System (DIS) - open to bidding

The system provide the following functionalities i. Add a record for a student and for teacher ii. Edit any record iii. Display all records iv. Delete any record (required an administrative password) v. Query student record by name, CGPA, class, gender, age. vi. Query teacher record by name, assigned class, and assigned subject. You need two files to store records one for students and other for teacher.