APG Consultancy LTD

General use computer for home/work. Seperate monitor, mouse and keyboard.

Easy to upgrade/repair.

All-In-One

General use computer for home/work. Computer is built into display. Seperate mouse and keyboard.

Hard to upgrade/repair.

Laptop

Portable computer with battery, display, keyboard, trackpad all integrated.

Hard to upgrade/repair, batteries can be expensive to replace.

Tablet

Portable computer based on a large touch screen.

Hard/impossible to upgrade/repair. Good for viewing media, playing games. Very long battery life.

Smaller, cheaper laptop.

Normally under-powered compared to full size laptop, with smaller screen and cramped keyboard.

Computer for use as a file server, printer server, mail/web server. Normally used without a monitor. Normally fitted with multiple hard drives to provide a high storage capacity and protection from drive failure.

Network Attached Storage.

A simpler/cheaper variant of a server. General intended for use as a file server in a home or small office.

Mobile phone with the ability to install and run applications similar to those used on a conventional computer.

Hard to upgrade/repair, battery life can be short.