How to make a demo access to the site on drupal 7?

Question

Drupal

You need to make a demo access to the site on which a person can climb to dig deeper into the system, and after that he will return to the original state, backup or reinstall according to the timer. Here is an example

Answer 1

A delayed/periodic task in the form of a script that stupidly recreates tables in the database every 2-3 hours.