Teach IB Computer Science A1.1.5 with this fully editable PowerPoint lesson on the fetch-decode-execute cycle and how the CPU executes a single machine-language instruction.
Students learn how the Program Counter, MAR, MDR, IR, Control Unit, ALU and Accumulator work together, and how the address, data and control buses connect the CPU to memory.
This ready-to-teach slide deck includes:
- Clear explanation of the fetch-decode-execute cycle
- CPU register roles: PC, MAR, MDR, IR, CU, ALU and AC
- Address, data and control bus functions and directions
- Step-by-step tracing of the fetch stage
- Visual models, quick-reference summaries and exam tips
- IB-style terminology and assessment-focused explanations
- Editable PowerPoint format for easy classroom adaptation
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£3.99