A-Level Computer Science – Computer Architecture Explained (OCR / AQA) S1:Ep1

🎧 A-Level Computer Science revision for OCR & AQA students.⭐ If this podcast helps your revision, leaving a quick rating really helps other students find it.New Episode Every Monday at 1pm. In this episode we provides an overview of the fundamental components of a computer's processor, including the Arithmetic-Logic Unit (ALU) and the Control Unit, explaining their respective functions in problem-solving and coordinating activity. It describes the various registers used by the processor, such as the Program Counter and Accumulator, highlighting their roles in temporarily storing addresses and data. The document also details the process of executing instructions through the Fetch-Execute cycle, breaking it down into its constituent steps of Fetch, Decode, and Execute, and referencing the registers involved in each stage. Finally, it touches upon the concept of buses, which are essential for transferring signals between internal components.