By Elimu Assistant Team 
LESSON PLAN 19: Classification and Types of Operating Systems
Lesson Details
Strand: 1.0 Foundation of Computer Studies
Sub Strand: 1.6 Operating System (OS)
Duration: 40 minutes (Single lesson)
Lesson: 2 of 5
Class Level: Grade 10
Key Inquiry Question (Lesson Starter)
How do different operating systems meet different computing needs?
Specific Learning Outcomes
By the end of the lesson, the learner should be able to:
a) classify the operating system according to different attributes,
b) identify operating systems in various computing environments,
c) recognize the importance of operating systems in computing.
Selected Learning Experiences
Introduction (6 minutes)
- Review homework: Check OS function mind maps
- Pose the key inquiry question
- Ask: “Why do smartphones use different OS than desktop computers?”
- Show different devices with different operating systems
- Introduce the concept of OS classification
Development Activities (29 minutes)
Activity 1: Classification by Number of Tasks (9 minutes)
- Discuss and classify operating systems according to tasks (single-tasking, multitasking)
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