The following documentation will show you the process of renaming a grade item in a Desire2Learn grade book. This is especially useful if your course integrates exam scores via the Testing and Assessment Center.
Log into your course and from the Assessments drop-down menu click on Grades.
Click on the link to the grade item that you wish to rename.
Type in a new name for your grade item in the Name: textbox.
Click Save and Close and your new grade item name will appear in the grade book.