SYSTEM UNIT.

WEEK 8

TOPIC: SYSTEM UNIT

Sub –Topics:

External features of the system unit

OBJECTIVES

At the end of this lesson, Pupils should be able to:

  • Identify system unit.
  • List external features of a system unit.

TEACHING AND LEARNING MATERIALS

  • Computer
  • System unit
  • Projector
  • Explanatory posters/pictures

CONTENT

 SYSTEM UNIT

The system unit is the hardware component of a computer which processes all the information entered into the computer. It can be called a computer chassis, computer tower, and computer case.

The interior parts of the system units are the motherboard, central processing unit (CPU), power supply, disk drive(hard disk, cd drive), and Memory (RAM and ROM).

The Cpu is the brain of the system.

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