Subject: Computer Networks
Duration: 40 mins
References : Computer studies for primary schools book 6
Objective: At the end of the lesson pupils should be able to
A computer network is a collection of computers and device, connected to one another by communication channels that facilitate communication among users and allows users to share resources with other users.
Computer is made up of Central Processing Unit (CPU) the screen or monitor, the keyboard, and the mouse. The keyboard and the mouse are used as input device while the screen and the monitor are used as the output device. The C.P.U is made up of the Memory unit, the Control unit and the Arithemetic and Logical unit.
Computer devices: The computer often connected to several other devices that help in the sharing of information. They include input devices, output devices or processing devices. They are the wireless phone, printers, scanners, and Personal Data Assistance (PDA’S) e.t.c.
Channels: These are communication pathways in the physical form of cables (wires) and waves in a wireless system. The cables could be coaxial, Unshielded Twisted Paired (UTP) optic fibresand wireless radio signals.
Step 1: Teacher revises previous lesson with pupils
Step 2: Teacher introduces and explains new topic to pupils
Step 3: Pupils are allowed to ask questions
Step 4: Teacher writes notes on the board for pupils.
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