This computer networks, connections and protocols workbook is perfect for students studying for the OCR GCSE (9-1) in computer science and has been updated to completely cover the new specification J277.


It can be used in the classroom as a teaching aid, for self-study or as a revision tool. In this resource you will receive an interactive PDF workbook so your students can either print it out and complete the activities by hand or fill it in electronically making this an ideal workbook for use in school or for students studying at home.


The answer booklet is provided as a separate PDF file so you can assign your students the workbook without including the answers.


This 45-page workbook completely covers the new specification J277 1.3 computer networks, connections and protocols theory.


Table of Contents:

  • What is a network?
  • Server
  • Advantages and disadvantages of computer networks
  • Types of network
  • Local Area Network (LAN)
  • Wide Area Network (WAN)
  • Factors that affect the performance of networks
  • Bandwidth
  • Number of devices
  • Cable or wireless media
  • Error rate
  • Latency
  • The different roles of computers in a client server and a peer-to-peer network
  • Client Server
  • Peer-to-Peer
  • The hardware needed to connect stand-alone computers to a LAN
  • Stand-alone computer
  • Network Interface Controller/Card
  • Transmission Media
  • Switch
  • Router
  • Wireless Access Points
  • The internet
  • Web servers and clients
  • Domain Name Server
  • Hosting
  • The cloud
  • Cloud computing
  • Network topologies
  • Star network topology
  • Mesh network topology
  • Modes of connection
  • Wired
  • Wireless
  • WiFi
  • Frequency
  • Channels
  • Encryption
  • Packet Switching
  • Bandwidth
  • Ethernet
  • IP addressing
  • MAC addressing
  • Network Protocols
  • TCP/IP model
  • TCP (Transmission Control Protocol)
  • IP (Internet Protocol)
  • The 4 layers of network protocols
  • Application layer
  • Transport layer
  • Internet layer
  • Link layer

Computer networks, connections and protocols OCR GCSE Computer Science Workbook

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