Page 37 - CA 165 ver 1.0 Class 9
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All information are stored and recognized in the computer in different types of file formats. There are
                 different file formats for sound files, video files, text files, graphics files, etc.

                 Each of these have different icons and a significant meaning. All files are identified by their extensions
                 in addition to their names. The extension is assigned by the program itself in which the files are created.
                 Some common files types with their extension are:


                            File (Type)              Extension                 File (Type)              Extension

                  Open Document Text                    .odt         Open Document Presentation           .odp

                  Open Document Database                .odb         Open Document Drawing                .odg
                  Open Document Spreadsheet             .ods         HTML Document                    .html or .htm


                        File (Type)              Extension                     File (Type)             Extension

                  Music/video               .mp4, .mp3, .wav, etc.   XML Document                         .xml

                  Picture or Image              .png,.jpg, etc.      Portable Document Format             .pdf


                 To Check File System of Hard Disk:
                 Step 1:   Right Click on ‘My Computer’ icon from the desktop.

                 Step 2:   Click on ‘Manage’ option.




                      2





                                                        (1)






















                 Step 3:   ‘Computer Management’ window appears on the screen.
                 Step 4:   Click on ‘Disk Management’ option.


                 Step 5:   File System of the Hard Disk installed in the Computer appears on the screen.




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