Operating System – Windows, Linux, Ubuntu (Part 1)

TOPIC: Operating System – Windows, Linux, Ubuntu (Part 1)
SUBTOPIC: Meaning, Functions, and Uses of Operating Systems
CLASS: Basic 3
AGE: 7–8 years
DATE: ____________________
PERIOD: ____________________
DURATION: 40 minutes

LEARNING OBJECTIVES

By the end of the lesson, pupils should be able to:

1. Explain what an operating system (OS) is.
2. Mention at least three examples of OS.
3. State functions of each OS.

KEY VOCABULARY WORDS

• Operating System (OS)
• Windows
• Linux
• Ubuntu

INSTRUCTIONAL MATERIALS

• Laptops with different OS installed
• Chart comparing OS logos

CONTENT OF THE LESSON

Meaning of Operating System (OS)
An Operating System is special system software that controls the computer and allows other programs to run.

Examples of OS

1. Windows – Easy to use, popular, supports many programs.
2. Linux – Free, safe from viruses, used by professionals.
3. Ubuntu – A type of Linux that is user-friendly and colourful.

Functions of an OS

1. Starts the computer.
2. Helps you use files and programs.
3. Manages hardware like mouse and keyboard.

Illustration:

Mini Practical Activity

• Show pupils the start-up screens of Windows, Linux, and Ubuntu on a projector.

CLASS EXERCISE 1
Fill in the blanks:

1. OS means __________.
2. Ubuntu is a type of __________.
3. Windows is the most __________ OS.

CLASS EXERCISE 2
Match the OS to its use:

• Windows → __________
• Linux → __________
• Ubuntu → __________

ASSIGNMENT (Multiple-Choice Questions)

1. OS means? A. Operating Software B. Operating System C. Open Source D. Online System
2. Which OS is most popular? A. Windows B. Linux C. Ubuntu D. DOS
3. Linux is free and safe from? A. Sunlight B. Water C. Viruses D. Heat
4. Ubuntu is colourful and? A. Hard B. User-friendly C. Dangerous D. Small
5. An OS controls? A. Hardware and Software B. Only hardware C. Only software D. Furniture