This document discusses different types of computers:
Desktop PCs have a separate base unit containing components and are meant for desks, while laptops are portable but more expensive. Netbooks are smaller and cheaper than laptops. Tablets have touchscreens instead of keyboards/mice and are limited compared to laptops. PDAs were similar to smartphones but are now uncommon. Games consoles are for playing video games and media. Mobile phones allow calling and messaging on the go. Desktop base units house components like drives and motherboards.