Develop an object oriented programming in C++ to prepare the mark sheet of an university examination with the following items read from the keyboard:
Design a base class consisting of the data members such as name of the student, roll number and subject name. The derived class consists of the data members viz., subject code, internal marks and external marks. The program must be able to build a table, list a table, insert a new entry and deleting a new entry.
Experts: do assist.