Files and Types


Files are used for storing the data of the users for a long period of time. There are many files which have their own type and own names.

Each file has an extensions to indicate the format of files so operating systems know what to do with them.

extensions generally used on windows os:

  • .docx for Ms-Word document(word processor) file
  • .xlsx for Ms-Excel (spreadsheet) file
  • .pptx for Ms-Powerpoint(presentation) file
  • .mp3 for audio file
  • .wmv for Windows Media Video