Hartismere School

Est. 1451. An outstanding coeducational secondary school & sixth form college and England's first academy

Coronavirus (COVID-19)

GCSE Net Technologies #3


We have been studying about networks, the internet and the WWW. We now need to look into a little more detail into some aspects of what we have learnt.

Your task is to look into and make notes about the content listed below. You are to gather your findings into:

  • Easy – presentation
  • More difficult – webpage/website (using Dreamweaver)

Content to cover

  1. Equipment required for a home network
  2. Advantages and disadvantages of using Ethernet (wired) instead of WiFi (wireless)
  3. Advantages and disadvantages of using WiFi (wireless) instead of Ethernet (wired)
  4. Factors that will negatively affect a home networks performance
  5. The importance, and meanings, of bandwidth and latency and how they impact network performance (and user experience)
  6. In terms of ICT, the meaning of the term ‘protocol’
  7. The meaning and use of these protocols:
    • VoIP
    • POP
    • IMAP
    • SMTP
    • HTTP
    • HTTPS
  8. Security risks to a network
  9. Methods of reducing the risks on a network, including:
    • Firewalls
    • Encryption
    • Authentication
    • Digital certificates
    • Physical access controls