Lesson Notes By Weeks and Term - Primary 3

Components of the computer system unit I&II

WEEK 6

SUBJECT: COMPUTER EDUCATION

TERM: 3RD

CLASS: PRIMARY 3

TOPIC: Components of the computer system unit 1&11

Subbtitle: Disk Drive

Learning Objectives:

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

  1. State the do's in disk drive
  2. List the don'ts in using disk drive.

Resources and materials:

Scheme of work

Online information

Instructional material:

Textbook

Chalkboard

Pictures/charts of disk drive and the types of disk drive

Building Background/connection to prior knowledge: pupils are familiar with the topic in their previous classes.

CONTENT

Hard disk drives Advantages

  1. Large capacity
  2. Faster than optical disks like DVD'S
  3. Persistent storage
  4. Easily replaced and upgraded

Disadvantages

1.Relies on moving parts

2.Disk surface can be damaged

3.Heavy power consumption

4.Noisy

5.Slower read and write speed than RAM

Strategies& Activities:

Step :Teacher revises the previous topic.

Step 2:Teacher introduces the new topic.

Step3:Teacher explains the new topic.

Step4: Teacher welcomes pupils questions.

Step5: Teacher evaluates the pupils.

Assessment & Evaluation:

  1. State the do's in disk drive
  2. List the don'ts in using disk drive.

WRAP UP(CONCLUSION):�Teacher goes over the topic once again for better understanding.



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