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OCR A-Level Computer Science
Network Communication

OCR · A-Level Computer Science

Network Communication

3Topics

1.8hStudy time

In this section

3 topics

Packet, Circuit Switching and Network Hardware

Compare packet and circuit switching

Internet Routing, DNS and Names

Explain packet switching, routers and gateways

TCP/IP Layers, Sockets and Protocols

Describe the four TCP/IP layers

Work through each topic to complete the section.