Lesson Notes By Weeks and Term v4 - JHS 3
COMPUTER NETWORKS
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COMPUTER NETWORKS
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Subject: Computing
Class: JHS 3
Term: 2nd Term
Week: 9
Grade code: B9.3.1.1.1
Strand code: 3
Sub-strand code: 1
Content standard code: B9.3.1.1
Indicator code: B9.3.1.1.1
Theme: COMMUNICATION NETWORKS
Subtheme: COMPUTER NETWORKS
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In today's world, the internet and computer networks have changed how we live, work, and especially how we do business. We no longer have to physically go to a market or a bank for every transaction. This lesson explores the exciting world of Electronic Commerce (e-commerce) – buying and selling online – and the growing trend of a "cashless society" in Ghana, powered by technologies like Mobile Money. Understanding these concepts is crucial for navigating the modern digital economy, whether as a consumer, an entrepreneur, or a responsible citizen.
This lesson is divided into two main parts: E-commerce and The Cashless Society. Both are made possible by computer networks, especially the internet. Part 1: Electronic Commerce (E-commerce)
Definition: E-commerce, or Electronic Commerce, simply means the buying and selling of goods (like shoes, phones, food) and services (like graphic design, online tutoring) over an electronic network, primarily the internet.
Think of it this way: Makola Market or Kejetia Market is a physical marketplace. E-commerce platforms like Jumia or Kikuu are *digital marketplaces*.
Types of E-commerce: