OrderConvo is the best and only WooCommerce plugin to connect your Customers after the order is placed. Messages and files can be exchanged between the Vendor and Customers against the Order. WooConvo is a fast and simple UI to show messages and files per Order. WooConvo is compatible with all WooCommerce theme.
Results are saved as custom post type with all information like total marks, obtained marks, correct answers etc. Once result is save it can be sent to other people via email from result page in PRO version.