A complete IB Computer Science A2.1.5 resource on the TCP/IP model, covering the four layers, application and transport protocols, IP addressing and routing, network interface technologies, encapsulation and decapsulation, and reliable data transmission. Includes clear lesson slides, real-world school networking scenarios, misconception checks, IB-style examination practice and guidance for writing accurate “describe” responses. Designed for IB Computer Science SL and HL students preparing for first assessment 2027.
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£4.99