SHS2 Computing · Semester 1 Week 15: Data Communication and Network Systems

Lesson notes

Learning Objectives

Indicator: 2.1.3.LI.2 - Demonstrate how the system can connect to the Internet.

By the end of the lesson, learners can:

List at least four methods by which a computer system can connect to the Internet (e.g., wired Ethernet, Wi-Fi, mobile data, satellite).
Explain the role of key devices such as the modem, router, and Internet Service Provider (ISP) in establishing an Internet connection.
Demonstrate, in small groups, a step-by-step procedure for connecting a system such as a laptop or smartphone to the Internet using a given method.
Diagnose and state likely causes of common Internet connection problems and suggest simple fixes.
Compare the advantages of at least two different Internet connection methods and justify which one is best for a given situation.

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Curriculum details

Strand: Computer Architecture & Organisation (Strand 1)
Sub-strand: Data Communication and Network Systems (1.3)
Content standard: 2.1.3.CS.1 - Demonstrate knowledge and understanding of Components of a Network 2.1.3.LO.1 Apply skills and knowledge to design and demonstrate simple Network Topologies.
Indicator: 2.1.3.LI.2 - Demonstrate how the system can connect to the Internet.
Suggested placement: Semester 1, Week 15 (Week 15 of the year)
Our suggestion, laid out in curriculum order across three terms of twelve weeks. NaCCA does not fix the week, so follow your school's scheme of learning.
Curriculum reference: NaCCA curriculum document, p. 60

Exemplars (from the NaCCA curriculum)

Talk for Learning Approach: Connecting systems to the Internet: Divide learners into small groups to discuss and demonstrate how systems can be connected to the Internet. Encourage other groups to observe and provide objective feedback.
Teaching and Learning Materials:
- Notepad or exercise book
- Pen
- Smartphones
- Laptops
- Desktop computers
- Tablets
- TV and Radio
- Open Educational Resources (including YouTube,
- MOOCs-Udemy/Coursera, Khan Academy, and TESSA)
- The iBox/iCampus (CENDLOS)
- Productivity tools ix. Subject-based application software
- Instructional Laboratories (with multimedia equipment and smartboards)
- Maintenance and repair workshops
Assessment (2.1.3.AS.2). The document marks these depth-of-knowledge levels for this indicator: Level 1 Recall; Level 3 Strategic reasoning.