Types of computers

Personal Computer

A personal computer (PC) is a small, relatively inexpensivecomputer designed for an individual user.

Desktop Computer

A desktop computer is a personal computer in a form intended for regular use at a single location desk/table due to its size and power requirements

Notebooks or Laptops

a portable computer, usually battery-powered, small enough to rest on the user's lap and having a screen that closes over the keyboard like a lid.

Netbook

a small, lightweight laptop computer used especially for Internetaccess and email.

Tablets

a very thin, portable computer, usuallybattery-powered, having a touchscreen as the primary interface and in put device and lacking a physical keyboard and lid.

mobile phone, e-reader, or media player

A mobile device is a small, computing device, typically it is small enough to be handheld (hence it is also commonly known as ahandheld computer or simply handheld) having a display screen with touch input and/or a miniature keyboard and weighing less than 2 pounds (0.91 kg).

Workstations

a desktop computer terminal, typically networked and more powerful than a personal computer.

Mainframe

Mainframe computers (colloquially referred to as "big iron") are computers used primarily by corporate and governmental organizations for critical applications.

Supercomputer

A supercomputer is a computer at the frontline of contemporary processing capacity – which can happen at trillions of floating point operations per second

Server

a computer or computer program that manages access to a centralized resource or service in a network.

Video Game Console

A video game console is a device that outputs avideo signal or visual image to display a video game. The term "video game console".

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Q&A

The advantages of a all in one computer is the fact that it's more compact but they are a hassle becuase if the monitor breaks the computer breaks.
The advantages of a regular desktop is the fact that you can change the screen size of your monitor at any time, you have more ports on the desktop, and it is way easier to connect more than one screen to your desktop. A disadvantage of a desktop is the fact that you have to buy a seperate monitor and you have a lot more wires to play with.

The computer i use most frequently is an Alienware X51 it is a gaming computer the size of a video game console, my computer has a 4th generation intel core i5 with windows 7 home premium and 8 gigabytes of RAM and has an NVIDIA geforce GTX 645 graphics card and 1 terabyte hardrive and a CD/DVD burner and a bunch of ports, I have a samsung monitor and a razer deathadder mouse and a razer blackwidow chroma keyboard.