This is the educational material for Bodhisukha School (West Bengal, India) Computer class targeted class 6 to 8.

1. Do and Don’t
This section gives you many useful
tips and ideas how to keep your
computer healthy. Carry on!
Easy Computer For BDS Part 3

2. Index (General)
1. Computer and Our Life
2. Know about Computer
3. Do and Don’t with computer
4. Microsoft Word.
5. Microsoft Excel
6. Picture Editing with First Stone Image Viewer
7. Practice for Power Point
8. Create Website
Make sure what you learn.

3. 3. Do and Don’t
• 3.01: Don’t keep the files on desk top.
• 3.02: See whole display.
• 3.03: Safety Remove and shut down.
• 3.04: Know about the file size and type.
• 3.05: Image size and Image file size.
• 3.06: Keep clean your computer!
• 3.07: Use short cut key.
• 3.08: Delete and Uninstall.
• 3.09: Use Help file for your problem.
• 3.10: Conclusion

4. 3.01: Don’t keep the files on desk top.
• It make your computer slow.
4 folders property
Total size 274MB.
Heavy file disturb your computer

5. 3.01: Don’t keep the files on desk top.
• What is the short cut file?
Short Cut file: size
Short Cut
Short Cut Target
Below 1KB
Link target
Short cut doesn’t make your computer slow!

6. 3.01: Don’t keep the files on desk top.
• What is the short cut file?
We must move this folder to right folder!
This folder contain
many pictures
See the property.
532Files
134MB

7. 3.02: See whole display.
• There must be any changing in your display.
When you touch keyboard or mouse.
See whole display carefully.

8. 3.03: Safety Remove and shut down.
• Remove pen drive properly.
Safety
Remove your pen drive

9. 3.03: Safety Remove and shut down.
• Remove pen
drive properly. 2
Safety
Remove your pen drive
Alternative way to
remove pen drive.
Remove your pendrive

10. 3.04: Know about the file size and type
• Check the file name, size and suffix.
File type
Picture
video
Music
***.jpg
***.png
***.bmp
***.mp4
***.3gp
***.mpg
***.mp3
***.wav
***.mid
Office file
***.xlsx
***.docx
***.pptx

11. 3.05: Image size and Image file size.
• Don’t mix the file size and image size-1.

12. 3.05: Image size and Image file size.
• Don’t mix the file size and image size-2.
1. As per requirement we are using different size of Picture.
1364 x 768 = Display
950 x 650 = Image800 x 600 = Image
1364 x 768 = Display

13. 3.05: Image size and Image file size.
• Don’t mix the file size and image size-3.
1. As per requirement we are using different size of Picture.
Some sample size of Picture naturally used :
1. Icon Size : 150 x 150
2. Picture : 400 x 300
3. Picture Full : 1200 x 800
4. Postcard : 1600 x 1200
5. Original : 3000 x 2000

14. 3.06: Keep clean your computer!
• Simple way to clean your computer1
Run Clean Master

15. 3.06: Keep clean your computer!
• Simple way to clean your computer2
Clean your computer

16. 3.06: Keep clean your computer!
• Simple way to clean your computer3
Clean your computer

17. 3.07: Use short cut key(1).
• Short cut saves time for you in operation.
Copy PastCut
Ctr+C Ctr+X Ctr+V
Practice for Short cut key.

18. 3.07: Use short cut key(2).
• Short cut saves time for you in operation.
Save PrintRefresh
Ctr+S F5 Ctr+P
Practice for Short cut key.

19. 3.08: Delete and Uninstall
• Delete can not reach Uninstall 1

20. 3.08: Delete and Uninstall
• Delete can not reach Uninstall 2

21. 3.08: Delete and Uninstall
• Delete can not reach Uninstall 3

22. 3.08: Delete and Uninstall
• Delete ICON can not reach Uninstall 4
Delete
Uninstall
Don’t mix Delete and
Uninstall

23. 3.09: Use Help file for your problem.
• If you have trouble, ask the help file 1.

24. 3.09: Use Help file for your problem.
• If you have trouble, ask the help file 2.

25. 3.10: Glary Utilities
• All in one maintenance tool -1

26. 3.10: Glary Utilities
• All in one maintenance tool -2

27. 3.10: Glary Utilities
• All in one maintenance tool -3

28. 3.10: Glary Utilities
• All in one maintenance tool -4