Program that holds evidents of students in a group.Smply chained lists

Program that holds evidents of students in a group. For every student u need: first name, last name and grade.

• to add a new student in the group,
• to delete a student from the group,
• to identifiy student "X" and to be deleted,
• to identifiy the students for scholarship grade>8.00,
• ordering the students by grade, modifing the bonds;

I have no idea how to start this, my professor didn't do any of this with my class.