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Build Your Own PC on a Budget: A DIY Guide for Hobbyists and Gamers by John Mueller

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9

Attaching Auxiliary Devices

Most computer systems provide access to one or more auxiliary devices that supply specific functionality. Auxiliary devices generally appear outside the case and attach to an external port in some manner. They fall into these categories:

image   Devices, such as keyboards, that the system usually requires to perform useful tasks

image   Devices, such as printers, that the system can function without, but are critical to user needs

   Nice-to-have appliances, such as webcams, that aren’t critical to support user needs, but make ...

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