Topic 3

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3.1 – Networks (HL & SL)

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