There are two types of devices in Edge Computing, fixed and mobile. Examples of fixed devices are red-light traffic cameras, internet-aware refrigerators, smart TVs, and cash registers in a point-of-sale system. Examples of mobile devices are tablets, cell phones, and forklifts. Fixed devices are, as the name implies, stationery. They don’t move around. For example, once a traffic camera is installed on a city’s street corner, it doesn’t move. Same with an internet-aware refrigerator; you put it in, plug it in and connect it to the internet. The fridge doesn’t move around your home. It stays anchored in your kitchen.
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