121. OCR A Level (H046-H446) SLR19 - 2.1 Determining preconditions

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OCR Specification Reference
AS Level 2.1.2b
A Level 2.1.2b

00:00 Intro
00:17 Determining Preconditions: What do We Mean by Preconditions?
00:45 Preconditions: Scenario 1
01:41 Scenario 2
02:47 Key Question
03:00 Computational Thinking Cheat Sheet
03:42 Outro
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