I write and use presentations to teach OCR GCSE Computer Science

pptx, 520.5 KB
pptx, 520.5 KB

OCR GCSE Computer Science


Describe the differences between ROM and RAM
Explain the need for ROM in a computer system
Describe the purpose of RAM in a computer system
Explain how the amount of RAM in a PC affects its performance
Explain the need for virtual memory
Describe cache memory
Describe flash memory
Discuss how changes in memory technologies are leading to innovative computer designs


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