Videos
International Baccalaureate · IB Diploma · Computer Science · SL
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3 video lessons
3:40
Computer fundamentals
A school booking system can calculate correctly and still fail if users lose access or records are discl…
3:34
Networks
A small message can arrive late on a high-bandwidth link. Capacity and delay measure different properties.
3:32
Computational thinking
An algorithm 算法 can work for one example and fail at a boundary. Testing should be designed from the spe…