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3.1 – Networks (HL & SL)
| Point | Description | More | |
| Network Architecture | |||
| 3.1.1 | Identify different types of networks. | 3.1.1 | |
| 3.1.2 | Outline the importance of standards in the construction of networks. | 3.1.2 | |
| 3.1.3 | Describe how communication over networks is broken down into different layers. | 3.1.3 | |
| 3.1.4 | Identify the technologies required to provide a VPN. | 3.1.4 | |
| 3.1.5 | Evaluate the use of a VPN. | 3.1.5 | |
| Data Transmission | |||
| 3.1.6 | Define the terms: protocol, data packet. | 3.1.6 | |
| 3.1.7 | Explain why protocols are necessary. | 3.1.7 | |
| 3.1.8 | Explain why the speed of data transmission across a network can vary. | 3.1.8 | |
| 3.1.9 | Explain why compression of data is often necessary when transmitting across a network. | 3.1.9 | |
| 3.1.10 | Outline the characteristics of different transmission media. | 3.1.10 | |
| 3.1.11 | Explain how data is transmitted by packet switching. | 3.1.11 | |
| Wireless Networking | |||
| 3.1.12 | Outline the advantages and disadvantages of wireless networks. | 3.1.12 | |
| 3.1.13 | Describe the hardware and software components of a wireless network. | 3.1.13 | |
| 3.1.14 | Describe the characteristics of wireless networks. | 3.1.14 | |
| 3.1.15 | Describe the different methods of network security. | 3.1.15 | |
| 3.1.16 | Evaluate the advantages and disadvantages of each method of network security. | 3.1.16 | |