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1.1 System Architecture

GCSE Computer Science (J277)

Learning Objectives - RAG Self-Assessment

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0. I can explain the purpose of the CPU and describe the stages of the fetch–execute cycle.

1. I can identify the main components of the CPU (ALU, CU, cache, and registers) and explain their functions.

2. I can describe the Von Neumann architecture and the roles of the MAR, MDR, program counter, and accumulator.

3. I can explain how clock speed, cache size, and the number of cores affect CPU performance.

4. I can describe what an embedded system is, give examples, and explain its purpose and characteristics.

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