Presentation Transcript

1. File Extensions made .ez HJH

2. In this Kiosk • You will • Learn about file extensions • What they mean • Why they are important • Take 4 mini quizzes on what you learned • Review what you missed • File extensions will be on the exam…

3. File Extensions A file extension is the suffix to the name of the computer file Every file has a name and extension File extensions always begin with a period

4. Period File Name Practice document.doc File Extension (usually hidden)

5. File Extensions All files that we use, save and download to Windows have file extensions Most of the time the file extension is hidden…

6. By Knowing File Extensions You will be able to recognize why the wrong (or no) file extension is associated with some software. You will be able apply the correct application to unknown files. Unknown File

7. By Knowing File Extensions You will be able to troubleshoot files that do not open. You will be able to convert files into something compatible. Unknown File

8. Let's Begin With some common file extensions!

9. Microsoft Word The file extension for: MS word from 1997 - 2003 is .doc MS word 2007 changed it to .docx Sometimes we have to covert .docx to .doc files so that they open with older versions of Microsoft Word. Click here for a “Quick Trick”

10. Quick Trick By saving Microsoft Word files as .rtf or Rich Text Format they are compatible with all word processing programs.

11. PowerPoint The file extension for: MS PowerPoint from 1997 - 2003 is .ppt MS PowerPoint changed it to .pptx Sometimes we have to covert .pptx to .ppt files so that they open with older versions of PowerPoint. Click here for a “Quick Trick”

12. Quick Trick When converting .pptx files to .ppt they often lose their animations, you can upload .pptx files to for viewing in school.

13. Ready for Mini-Quiz #1 ???? Yes No Go back and review Take the Quiz

14. Mini-Quiz #1 The file extension for MS Word 2007 is? .ppt .doc .rtf .docx

15. Incorrect Go back and review!

16. Good Job! You got it right! You are ready to move on

17. Now it's time For some image file extensions

18. .bmp It is the file format we use in MS Paint. It is does not take up that much space .bmp stands for, bitmap image file .bmp file supports only solid colors .bmp

19. .gif It is the most common file format used by clip art and animated clip art .gif - stands for Graphics Interchange Format A .gif file usually takes up less space than a .jpeg Use .gif files with solid colors it supports transparency - meaning you can have empty space Animated .gif

20. .jpeg It is the most common file format used by digital cameras. It support gradients well, changing from one color to another .jpeg - stands for Joint Photographic Experts Group Sometimes a jpeg is written .jpg it is the same format .jpeg

21. Ready for Mini-Quiz #2 ???? Yes No Go back and review Take the Quiz

22. Mini-Quiz #2 The most common file format used by digital cameras? .gif .jpeg .ppt .doc

23. Incorrect Go back and review!

24. Good Job! You got it right! You are ready to move on

25. Next... Media Extensions include music and video

26. .mp3 It is the most common audio format .mp3 is an abbreviation for MPEG-1 audio layer 3 It is compatible with most audio players For information on other audio extensions click here

27. More Common Audio Formats .aac -advanced audio coding file, owned by Apple and used in iTunes unless you manually change it .midi or .mid - musical instrument digital interface, used so that musical instruments can talk to each other. .wav - waveform audio format, a microsoft audio format compatible with most computers

28. .mpeg It is the most popular video format It is supported by all video players and browsers .mpeg is an abbreviation for Moving Pictures Expert Group It may also have the extension .mpg For information on other video extensions click here

29. More Common Video Formats .avi - audio video interleave format, very common extension most computers can play it, developed by Microsoft sometimes MAC’s can’t play it .mov - quicktime format, developed by Apple cannot be played on a Windows computer without a free extra component installed. .swf - shockwave flash format requires, adobe flash player to play, videos on YouTube are played in flash.

30. Ready for Mini-Quiz #3 ???? Yes No Go back and review Take the Quiz

31. Mini-Quiz #3 What is the most common file extension used for music? .mp3 .aac .mpeg4 .wmv

32. Incorrect Go back and review!

33. Good Job! You got it right! You are ready to move on

34. Finally There are 3 more extensions it is important to know!

35. .pdf You can export most word processing documents as .pdfs .pdf - stands for portable document format A .pdf file cannot be changed without special software

36. .txt .txt is the extension for notepad files .txt - stands for Text .txt - files take up little space

37. .html It is foundation of the word wide web and the language most WebPages are based on. .html allows you to click links and go somewhere else .html = hyper text mark up language We can type html code in Notepad and save it as .html file to open in a browser.

38. Ready for Mini-Quiz #4 ???? Yes No Go back and review Take the Quiz

39. Mini-Quiz #4 What is the file extension used to make WebPages? .pdf .txt .html .mp3

40. Incorrect Go back and review!

41. Good Job! You got it right!

42. Remember! A file extension is the suffix to the name of the computer file Every file has a name and extension File extensions always begin with a period

43. Good Job! You have completed file extensions made .ez