Lesson Note: Functions of the Desktop

Class: Primary 5 & 6

Subject: Computer Studies

Term: Second Term

Week: 5

Topic: Functions of the Desktop

Sub-topic: How to Delete and Restore a Folder on the Desktop

Duration: 40 minutes

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Behavioral Objectives

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

1. Explain what the desktop is.
2. Describe the process of deleting a file or folder from the desktop.
3. Explain how to restore a deleted file or folder from the Recycle Bin.

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Keywords

• Desktop – The main screen of a computer where files and icons are displayed.
• Delete – To remove a file or folder from the desktop.
• Recycle Bin – A storage place for deleted files before permanent removal.
• Restore – To recover a deleted file from the Recycle Bin.
• Dialogue Box – A small window that appears on the screen asking for confirmation.

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Set Induction (Teacher’s Introduction)

• The teacher asks pupils if they have ever mistakenly deleted a file or folder on a computer.
• The teacher shows a picture of a desktop screen with icons.
• The teacher asks, “What do you think happens when you delete a file?”

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Entry Behavior

• Pupils are familiar with basic computer operations such as opening and closing files.

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Learning Resources and Materials

• A functional computer system
• Projector or flashcards showing the desktop screen
• Images of the Recycle Bin icon
• Keyboard and mouse

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Building Background/Connection to Prior Knowledge

• The teacher reminds pupils that the desktop is the main screen of the computer where files, folders, and application shortcuts are stored.
• The teacher asks pupils if they have ever deleted a file or folder on a phone or computer.

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Embedded Core Skills

• Critical thinking
• Problem-solving
• Digital literacy

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Instructional Materials

• Computer system
• Whiteboard and marker
• Printed images of a desktop, a deleted file, and the Recycle Bin

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Content

1. Meaning of the Desktop

• The desktop is the main screen of a computer where icons, files, and folders are displayed.
• It allows users to open applications, organize files, and access different features of the computer easily.

2. How to Delete a Folder or File on the Desktop

When a file or folder is no longer needed, it can be deleted. However, deleted files are not permanently removed but moved to the Recycle Bin.

Steps to Delete a Folder or File

Method 1: Using Right-Click Menu

1. Locate the file or folder on the desktop.
2. Right-click on the file or folder.
3. Click Delete from the options.
4. A dialogue box will appear asking if you are sure you want to delete the file.
5. Click Yes to confirm. The file will be moved to the Recycle Bin.

Method 2: Using the Keyboard

1. Click once on the file or folder you want to delete to select it.
2. Press the Delete key on your keyboard.
3. A dialogue box will appear asking for confirmation.
4. Click Yes to confirm. The file or folder will be moved to the Recycle Bin.

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3. How to Restore a Deleted File or Folder

If a file or folder is mistakenly deleted, it can be recovered from the Recycle Bin before it is permanently erased.

Steps to Restore a Deleted File or Folder

1. Double-click on the Recycle Bin icon on the desktop.
2. Look for the file or folder you want to restore.
3. Right-click on the file or folder.
4. Click Restore.
5. The file will return to its original location on the desktop.

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Evaluation

Fill in the Blanks (Choose the correct option: a, b, c, or d)

1. The desktop is the __________ of the computer.
   a) Back panel
   b) Main screen
   c) Keyboard
   d) Printer
2. When you delete a file, it moves to the __________.
   a) Recycle Bin
   b) Printer
   c) Document folder
   d) Keyboard
3. To permanently remove a file from the computer, you must __________ the Recycle Bin.
   a) Hide
   b) Rename
   c) Empty
   d) Copy
4. To delete a file using the right-click menu, you must select __________.
   a) Open
   b) Delete
   c) Restore
   d) Copy
5. A deleted file can be found in the __________ before permanent removal.
   a) Music folder
   b) Desktop
   c) Recycle Bin
   d) Control Panel
6. To restore a deleted file, right-click on it in the Recycle Bin and choose __________.
   a) Delete
   b) Restore
   c) Copy
   d) Open
7. The dialogue box that appears when deleting a file asks for __________.
   a) Confirmation
   b) Password
   c) File name
   d) Username
8. The keyboard shortcut for deleting a file is __________.
   a) Ctrl + S
   b) Shift + Delete
   c) Ctrl + P
   d) Alt + Tab
9. The Recycle Bin is usually found on the __________.
   a) Desktop
   b) Taskbar
   c) Keyboard
   d) Internet
10. If you mistakenly delete a file, you can find it in the Recycle Bin and click __________ to recover it.
    a) Save
    b) Restore
    c) Delete
    d) Copy

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Class Activity Discussion (FAQs)

1. What is the desktop?
   • The main screen of the computer where icons, files, and folders are displayed.
2. What happens when you delete a file?
   • It moves to the Recycle Bin instead of being permanently removed.
3. Where can you find deleted files?
   • In the Recycle Bin on the desktop.
4. How do you restore a deleted file?
   • Open the Recycle Bin, right-click on the file, and select Restore.
5. How do you permanently delete files?
   • By emptying the Recycle Bin.
6. Can all files be recovered from the Recycle Bin?
   • No, files that are deleted from the Recycle Bin cannot be recovered.
7. What does the delete key do?
   • It removes a selected file and moves it to the Recycle Bin.
8. What should you do before deleting a file?
   • Ensure that the file is no longer needed.
9. How do you open the Recycle Bin?
   • Double-click on the Recycle Bin icon on the desktop.
10. Why should you not store too many files in the Recycle Bin?

• It takes up space and can slow down the computer.

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Presentation Steps

1. Teacher’s Activity:
   • Introduces the lesson with pictures of a desktop screen.
   • Demonstrates how to delete and restore files.
   • Explains the function of the Recycle Bin.
2. Learners’ Activity:
   • Watch and observe the teacher’s demonstration.
   • Practice deleting and restoring files.
   • Discuss their understanding of file deletion and recovery.

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Assessment (Short Answer Questions)

1. Define the desktop.
2. What happens when a file is deleted?
3. Mention two ways to delete a file.
4. What is the Recycle Bin used for?
5. How do you restore a file from the Recycle Bin?

How to Copy Files from Flash Disk or Diskette to a Desktop

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Conclusion

• The teacher summarizes the lesson.
• Pupils practice deleting and restoring files on a computer.
• The teacher emphasizes the importance of being careful when deleting files.