OCR A Level Comp Sci: CPU Structure & Function 🔍

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This lecture delves into the fundamentals of CPU architecture, essential for understanding modern computing systems. It begins with an introduction to CPU structure, highlighting its vital role in data processing. Core components such as the Arithmetic Logic Unit and Control Unit are dissected, alongside the significance of registers. The concept of buses is explored, detailing their types and the impact of bus width on performance. An explanation of the Fetch-Decode-Execute cycle elucidates...