Universal Serial Bus DEFINITION: USB (Universal Serial Bus) is a plug-and-play interface between a computer and add-on devices, such as media players, keyboards, telephones, digital cameras, scanners, flash drives, joysticks and printers. USB supports hot-swapping, which means that a new device can be added to your computer without having to add an adapter card or even having to turn the computer off. The USB peripheral bus standard
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Complex microprocessors lie at the heart of every electronic device and embedded system in use today - from mobile phones to brain scanners. Such products demand sophisticated software to get the job done, and that's where operating systems come in.
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