Learning 
              Outcomes:
           • 3.2.1 What is the OSI Model?
           • 3.2.2 Functions of the various layers of the 
              OSI model
           • 3.2.3 The Upper and Lower Layers of the 
              OSI model
           • 3.24 How Useful the OSI Model is
                           danielpaakorsah@hotmail.com                               2
                 Networking in Basic School Curriculum
                                               (B4-B6)
             • Strand: Internet and Social 
               Media
             • Sub Strands:                             • Sub Strands (Continued)
                • Network Overview                          • Customizing your browser
                • Web browsers and Web Pages                • Electronic mail
                • Surfing the world wide web                • Network Etiquette
                • Favorite places and Search engine 
                                                            • Health and Safety in using 
                • Using Online Forms                           ICT tools
                                      danielpaakorsah@hotmail.com                              3
                            Group Work (4 min)
           •  What is the OSI Model?
                             danielpaakorsah@hotmail.com
                                                                                            4
                                  What is a Model?
              • A model is a human construct to help us 
                 better understand real world systems. 
                                         danielpaakorsah@hotmail.com
                                                                                                          5
                                     The OSI Model
              • The OSI Model is a reference or a 
                 guideline that help us to understand the 
                 communication process in a network. 
              • It also to helps us to delegate 
                 responsibilities to sections of a network. 
                                         danielpaakorsah@hotmail.com
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