Script windows 7

Hello,
I am a student ICT
I have received an order for a script to that ensures
if windows 7 is concluded that all the created data (documents, pictures)
removed
this script we put on PCs that are placed in a wijkcenterum
public and are used as the privecy IMPORTANT is that we script
can anyone help me on our way where I can find

The key to this task lies in control of where any client data is stored. If client data storage is limited to just one or a very few predefined folders with the rest of the drive being protected then it becomes a simple process of deleting the folder(s) or their contents.