IB Computer Science A1.1.4: Primary Memory, Cache, and CPU Performance

Teach IB Computer Science A1.1.4 with this fully editable PowerPoint lesson on primary memory, cache, and CPU performance.

Students explore the role of RAM, ROM, cache memory, registers, and the CPU, while developing a clear understanding of how memory access and caching affect the speed and efficiency of a computer system.

This ready-to-teach slide deck includes:

• Clear explanations of primary memory and its purpose
• • RAM, ROM, registers, and cache memory
• • How cache improves CPU performance
• • Visual models and diagrams to support understanding
• • Worked examples, discussion prompts, and retrieval opportunities
• • Opportunities to apply knowledge using IB-style questions
• • Editable PowerPoint format for easy classroom adaptation

Ideal for classroom teaching, revision, flipped learning, or independent study in the IB Computer Science course.