Topic: The Device
A device is any machine or tools used for a particular purpose. It is a tool used to perform a specific function.
It is an object, machine, or piece of equipment that has been made for some special purpose. In the context of computer technology, a device is a unit of hardware , outside or inside the case or housing for the essential computer (processor, memory, and data paths) that is capable of providing input to the essential computer or of receiving output or of both. When the term is used generally (as in computer devices ), it can include keyboards, mouses, display monitors, hard disk drives, CD-ROM players, printers, audio speakers and microphones, and other hardware units. Some devices such as a hard disk drive or a CD-ROM drive, while physically inside the computer housing, are considered devices because they are separately installable and replaceable. With notebook and smaller computers, devices tend to be more physically integrated with the “non-device” part of the computer.
Classes Of Device
Devices can be classified into any of following
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