Although this chapter describes the different effects of the various configuration choices, there is no substitute for experiencing them yourself. Don't be afraid to experiment with different settings. You can try the following method:
Install two different browsers in your computer. For example, Internet Explorer and Firefox.
In one of the browsers, log in as an administrator. Go to the Site Administration menu, and experiment with the settings that you will read about here.
In the other browser, go to your site as a user an anonymous visitor, student, or teacher. Each time you change a configuration setting, refresh the user's browser, and observe the change to your site.
Sometimes when I'm configuring a site, I use three browsers all at once (Internet Explorer, Firefox, and Opera), and log in as a site administrator in one, as a teacher in another, and as a student in the third. Then, I can immediately see the effects of my configuration choices on the teacher and student...