Can my student upload files and prevent or restrict the files being uploaded?

6. Can my student upload files? How can I prevent or restrict the files being uploaded?

Yes, you can have a File Upload field in your form. Here's a guide: How-to-Create-File-Upload-Forms.

It is possible to restrict the type of file being uploaded to your form. Kindly refer to this document: How-to-Change-the-Allowed-File-Types-in-the-Upload-Field.