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Pearson Edexcel GCSE (1CP2) SLR 04 Topic 4 – Computer networks, protocols and layers

This download provides you with a zip file which contains all the resources you will need to deliver this topic.

It includes:

  • Student Learning Record Workbook (for use by students)
  • Student Learning Record Answers (for use by teachers)
  • End of Topic test and answers
  • Lesson PowerPoint’s for every lesson
  • Any associated answers or references sheets for class activities

This topic covers:

4.1 Networks

  • 4.1.1 understand why computers are connected in a network.
  • 4.1.2 understand different types of networks (LAN, WAN).
  • 4.1.3 understand how the internet is structured (IP addressing, routers).
  • 4.1.4 understand how the characteristics of wired and wireless connectivity impact on performance (speed, range, latency, bandwidth).
  • 4.1.5 understand that network speeds are measured in bits per second (kilobit, megabit, gigabit) and be able to construct expressions involving file size, transmission rate and time.
  • 4.1.6 understand the role of and need for network protocols (Ethernet, Wi-Fi, TCP/IP, HTTP, HTTPS, FTP) and email protocols (POP3, SMTP, IMAP).
  • 4.1.7 understand how the 4-layer (application, transport, internet, link) TCP/IP model handles data transmission over a network.
  • 4.1.8 understand characteristics of network topologies (bus, star, mesh)

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