### Lesson Plan: Overview of Computer System
**Grade Level:** Senior Secondary 1
**Subject:** Information Communication Technology
**Topic:** Overview of Computer System
**Duration:** 60 minutes
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#### **Objectives:**
By the end of the lesson, students will be able to:
1. Define what a computer system is.
2. Identify the main components of a computer system.
3. Understand the functions of each component.
4. Discuss the different types of computer systems.
#### **Materials Needed:**
- Projector and laptop
- Whiteboard and markers
- Handouts and worksheets
- Example desktop computer (optional)
- Internet access for demonstration (if applicable)
#### **Lesson Structure:**
**1. Introduction (10 minutes):**
- **Greeting and Attendance: (1 minute)**
- Greet the students and take attendance.
- **Introduction to the Topic: (3 minutes)**
- Introduce the topic: "Overview of Computer System."
- Pose the question: "What is a computer?"
- Briefly explain that today's lesson will cover the basics of computer systems including their components and functions.
- **Learning Objectives: (2 minutes)**
- Clearly state the learning objectives of the lesson.
- **Icebreaker Activity: (4 minutes)**
- Quick brainstorming session: Ask students to name different devices they think are computers and write them on the board.
**2. Content Delivery (30 minutes):**
- **Definition and Overview: (5 minutes)**
- Define what a computer system is.
- Explain that it is made up of hardware and software components.
- **Components of a Computer System: (10 minutes)**
- **Input Devices:**
- Define and give examples (keyboard, mouse).
- **Output Devices:**
- Define and give examples (monitor, printer).
- **System Unit:**
- CPU: Explain its role as the brain of the computer.
- Memory (RAM and ROM): Explain the function of each.
- **Storage Devices:**
- Define and distinguish between internal and external storage (hard disk drive, SSD, USB drive).
- **Functions of Each Component: (10 minutes)**
- Dive deeper into how each component contributes to the overall function of the computer system.
- Use a PowerPoint presentation to visually aid explanation.
- **Types of Computer Systems: (5 minutes)**
- Briefly discuss the different types of computer systems (desktop, laptop, tablet, mainframe, and supercomputer).
- Highlight the primary uses for each type.
**3. Interactive Session (10 minutes):**
- **Q&A Session: (5 minutes)**
- Open the floor to questions from the students.
- Encourage participation by asking guiding questions.
- **Hands-on Activity: (5 minutes)**
- If possible, let students interact with a desktop computer.
- Ask them to identify various components and explain their functions.
**4. Practice (5 minutes):**
- **Worksheet Activity:**
- Distribute worksheets containing diagrams of computer systems.
- Have students label parts and briefly describe their functions.
**5. Conclusion (5 minutes):**
- **Recap: (2 minutes)**
- Summarize key points from the lesson.
- Ask a few students to recap what they learned in their own words.
- **Homework Assignment: (2 minutes)**
- Assign a brief homework task: Write a short paragraph explaining the importance of one type of computer system in today's world.
- **Closing Remarks: (1 minute)**
- Thank the students for their participation.
- Explain what the next lesson will cover.
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#### **Assessment:**
- Evaluate student participation during the interactive session.
- Review the accuracy and completeness of the worksheet activity.
- Collect and assess the homework assignment for understanding and clarity.
#### **Follow-Up:**
- Review any areas where students showed difficulty.
- Begin the next lesson with a brief recap of today's content.
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By following this lesson plan, students in Senior Secondary 1 should gain a foundational understanding of computer systems, their components, and their functions.