Chapter 22: Networks and Web Technologies: Internet Communication

A-level Computer ScienceOCR6 topicsHigher

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6 marksdescribestandardOCR A

CS22-1 OS resource management: describe how process, file, device and user management operates in a laptop running a browser, IDE and video call, using precise OCR H446 terminology.

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CS22-2 applied case: explain why process, file, device and user management would affect a laptop running a browser, IDE and video call, including one limitation or trade-off.

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6 markswritehardOCR A

CS22-3 task for OS resource management: write a response using process, file, device and user management in a laptop running a browser, IDE and video call; produce a mapped OS function list.

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6 marksevaluatesynopticOCR A

CS22-4 synoptic judgement: evaluate the suitability of process, file, device and user management for a laptop running a browser, IDE and video call, comparing it with one credible alternative.

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21. Networks and Web Technologies: Structure of the Internet

23. Networks and Web Technologies: Network Security and Threats

Key learning objectives

Understand the key principles behind Networks and Web Technologies: Internet Communication.
Apply these ideas to exam-style questions.
Recall the essential definitions and key terms.