You should be able to…

  • Describe the difference between RAM and ROM
  • 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 personal computer affects the performance of the computer
  • Explain the need for virtual memory
  • Describe cache memory
  • Describe flash memory
  • Discuss how changes in memory technologies are leading to innovative computer designs

TOPIC OVERVIEW (Test your Knowledge)


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Ram v Rom
RAM v ROM
The need for RAM
Need for RAM
RAM & Performance
RAM & Performance
Virtual Memory
Virtual Memory

Lesson Resources

Exam Questions

Memory Exam Questions

Marking Scheme

Marking Scheme