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Diploma in Higher Education Studies

LANs and WANs

HES 214 · Digital World — Week 3 of 16

CourseHES 214
Week3 of 16
SemesterII
TutorOnline in the course chat

This week’s topics

LANs and WANs

  1. Local area networks
  2. Wide area networks

What you will be able to do

  • 1.2 Describe the difference between LAN and WAN.

Activity

Sort network examples into LAN and WAN.

Study materials

Further resources

  • Introduction to Business 2e, 13.2: Linking Up: Computer Networks · PDF · OpenStax Introduction to Business 2e, 13.2: LANs and WANs in business, pp. 444–448 · for registered students
  • An Introduction to Computer Networks, 1.9: LANs and Ethernet · PDF · Dordal, An Introduction to Computer Networks, release 2.0.11, 1.9 on local area networks (a step up), pp. 22–23 · for registered students
  • Computer Systems: A Programmer's Perspective, 11.2: Networks · PDF · Bryant & O'Hallaron, CS:APP 2e manuscript sample, 11.2: LANs, WANs and internets (a step up), pp. 850–854 · for registered students
  • The design philosophy of the DARPA Internet protocols · Open-access article · Clark (1988), ACM SIGCOMM '88. Why the Internet joins many LANs and WANs together through gateways. · for registered students
Materials marked “for registered students” open in the student portal, which is set up as soon as you receive final acceptance.
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Course plan
  • Week 1: The internet and the World Wide Web
  • Week 2: Clients and servers
  • Week 3: LANs and WANs
  • Week 4: How data travels across the internet
  • Week 5: Strong passwords and password managers
  • Week 6: Two-factor authentication
  • Week 7: Phishing: spotting fake messages
  • Midterm: Midterm evaluation
  • Week 9: Social engineering and online scams
  • Week 10: Cloud computing
  • Week 11: Artificial intelligence in everyday life
  • Week 12: The Internet of Things and smart devices
  • Week 13: Technology and society
  • Week 14: Technology and the environment
  • Week 15: Review and coursework completion
  • Final: Final assessment and submission
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