OCR GCSE Computer Science J277 – OC1.07 Virtual memory and cache – Lesson & Worksheet

Bespoke, fully editable lesson for OCR GCSE (9–1) Computer Science (J277): OC1.07 Virtual memory and cache. Slides, worksheet and full answers.

Written for J277/01 Computer systems, section 1.2 Memory and storage (spec 1.2.1.5, 1.2.1.6). Everything is editable, so you can adapt it to your class.

What’s included

• PowerPoint lesson (13 slides) with teacher notes on every slide
• Student worksheet (Word), ready to print or edit
• Answer sheet (Word) with mark-scheme style answers for every question

OC1.07 Virtual memory and cache

By the end of the lesson students can:

• Explain why virtual memory may be needed
• Describe how virtual memory works and why it slows a computer down
• Explain how cache speeds up the CPU, and compare it with virtual memory

Worksheet sections: A. Key words; B. Virtual memory in order; C. The memory ladder; D. Exam-style questions; E. Challenge

Every lesson includes

• Learning goals and a starter question
• Clear explanations, diagrams and worked examples (Python 3 throughout, with the OCR Exam Reference Language alongside)
• A quick check and a “your turn” task linked to the worksheet
• Exam-style questions with marks, and an exit ticket

Format

• PowerPoint (.pptx) and Word (.docx), fully editable
• Works in PowerPoint and Google Slides
• Bright, clear GCSE design, consistent across the whole course

These are independent resources written for the Cambridge OCR GCSE (9–1) Computer Science specification (J277, version 3.1). They are not produced or endorsed by OCR or Cambridge University Press & Assessment. Spec point numbers are our own numbering of the specification statements.