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This lesson covers embedded systems — dedicated computer systems built into larger devices to perform specific functions. For the OCR H446 exam, you must understand the characteristics of embedded systems, provide examples, compare them with general-purpose computers, and discuss the Internet of Things (IoT).
An embedded system is a computer system that is integrated into a larger device and designed to perform a specific, dedicated function. Unlike a general-purpose computer (which can run any software), an embedded system typically runs a fixed program stored in ROM or flash memory.
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