A user types the following URL into their browser: http://www.foo.com/bar.php

Explain in detail how this would cause a page to appear in their browser, with images, interactive elements (Ajax), styled paragraphs of text etc.

Describe a schema (or classes) to power an online car rental system. Describe the tables and the relationships beween the tables.

Describe the MVC design pattern and how you might use it in practice.

Implement it.