J277 Unit 1 Exam prep
A (longer than I hoped) overview of all the topics for this unit. Use it to identify areas that you need to revise in more detail
00:00 What is in paper 1
00:45 1.1 System architecture
03:17 1.2 Memory and storage (data representation)
10:42 1.3 Computer networks, connections and protocols
15:02 1.4 Network Security
17:29 1.5 System Software
19:39 1.6 Ethical, legal, cultural and environmental impacts
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