ICT GCSE - Unit 1 - Topic 2


Outline

In this topic you will learn about the ways in which digital devices exchange data and communicate with each other. You will also learn about the different types of networks and their uses and be aware of the increasing importance of 'access everywhere' developments

Issues covered will include:

Digital communications

  • Device to device (cable, wireless)
  • Broadcast (TV, radio, GPS)

Digital data

  • Information
  • Communication (email, voice, video)
  • Applications (gaming, peripheral connections)

Tasks

  • Key Words grid completed with definitions
  • Introduction to Networks
  • Network Types and Key Terms
  • Network Topologies
  • Peer to Peer Networks
  • Client Server Networks
  • Home Networks
  • Wired or Wireless
  • Wired or Wireless continued
  • Types of Connections
  • Communication Protocols
  • Network Security
  • Hackers and Hacking
  • Reduce it Computer Network
  • Crossword
  • Exam Questions
  • Connectivity Specification

Keywords

Use the page in your booklet to build up a word bank of the key terms that you will need during this topic, some are shown below.

  • Spyware
  • Router
  • Network
  • LAN
  • WAN
  • Virus
  • Star Network
  • Bus Network
  • Ring Network
  • Trojan
  • Internet
  • Intranet/Extranet
  • ISP
  • Cloud Computing
  • Wi-fi
  • Bandwidth
  • Download
  • ADSL