Types of computers include:
Desktop and mobile computers
Servers and terminals
Smartphones, digital cameras, e-book readers, and potable media players
Game devices
Embedded computers
Personal Computer (PC)
A computer that can perform all of its input, processing, output, and storage activities by itself and is intended to be used by one person at a time
Mobile Computer
A portable personal computer, designed so that a user easily can carry it from place to place
Desktop or desktop computer
A personal computer designed to be in a stationary location, where all of its components fit on or under a desk or table.
Laptop/a notebook computer
A thin, lightweight mobile computer with a screen in its lid and a keyboard in its base
Tablet
A thin, lightweight mobile computer that has a touch screen
Handheld computer
A computer small enough to fit in one hand
Servers
A computer dedicated to providing one or more services to other computers or devices on a network
3 designs of server:
Rack server
Blade server
Tower server
Mainframe
A large, expensive, powerful server that can handle hundreds or thousands of connected users simultaneously
Supercomputer
The fastest, most powerful computer — and the most expensive
Terminal
A computer, usually with limited processing power, that enables users to send data to and/or receive information from a server, or host computer.
Cloud Computing
An environment of servers that house and provide access to resources users access through the Internet
Smartphone
An Internet-capable phone that usually also includes a calendar, an appointment book, an address book, a calculator, a notepad, games, browser, and numerous other apps
Digital Camera
A mobile device that allows users to take photos and store the photographed images digitally
Portable media player/Personal media player
A mobile device on which you can store, organize, and play or view digital media
E-book reader (short for electronic book reader)/ E-reader
A mobile device that is used primarily for reading e-books and other digital publications
Game Console
A mobile computing device designed for single-player or multiplayer video games
Handheld game device
A small mobile device that contains a screen, speakers, controls, and game console all in one unit
Game controllers
gamepads, joysticks and wheels, dance pads, and a variety of motion-sensing controllers
Embedded Computer
A special-purpose computer that functions as a component in a larger product
Ports and connections
connector joins a cable to a port. A connector at one end of a cable attaches to a port on the computer or mobile device, and a connector at the other end of the cable attaches to a port on the peripheral device.
Protecting Hardware
Some schools and businesses use cables to lock computers and help prevent theft of equipment
Such as :
A surge protector
An uninterruptible power supply (UPS)
Hardware can fail for a variety of reasons: aging hardware; random events such as electrical power problems; and even errors in programs or apps
Under-voltage
Over-voltage or power surge
Health concerns of using technology
Proper position when using a computer
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