17.3 (File of Student Grades) Create a program that stores student grades in a text file. The file should contain the name, ID number, class taken and grade of every student. Allow the user to load a grade file and display its contents in a read-only
TextBox. The entries should be displayed in the following format:
LastName, FirstName: ID# Class Grade
We list some sample data below:
Jones, Bob: 1 "Introduction to Computer Science" "A-" Johnson, Sarah: 2 "Data Structures" "B+" Smith, Sam: 3 "Data Structures" "C"
17.4 (Serializing and Deserializing) Modify the previous program to use objects of a class that can be serialized to and deserialized from a file.
17.5 (Extending StreamReader
StreamWriter) Extend ...