- Grid Course format
Desktops are the most common the of computer - although some would argue that laptops, tablets, and smartphone now outnumber these.
Servers are high-end computers that provide access to website and files for multiple users at the same time, often on the internet.
- The web
The web (or world wide web) is part of the internet that uses HTML pages and protocols to share information viewed by web browsers.
Security is an important issue on the internet, for services providers, organisations, and individuals.