Throughout this article, we will discuss few different types of file extensions and how they can be used and opened. File extensions are the characters after the last dot in a file name, which typically represent the file format.

Word Document Files (.doc)

Microsoft Word Document (DOC) files are primarily used in Microsoft Word to create a variety of documents from basic text documents to more complex documents like flyers and brochures. Microsoft Word is commonly used to view this file format but even free software solutions such as LibreOffice Writer and OpenOffice Writer can also be used.

JPEG Image Files (.jpeg)

Joint Photographic Experts Group (JPEG) files are most commonly used for storing digital images, especially those captured using digital cameras. They can be opened by numerous programs including Adobe Photoshop, GIMP or even default image viewers on most operating systems.

MP4 Video Files (.mp4)

Moving Picture Experts Group Layer 4 (MP4) files are digital multimedia containers most commonly used to store video and audio, but they can also be used to store other data such as subtitles and still images. They can be played on a variety of software including VLC Media Player and Microsoft's Movies & TV.

CSV Data Files (.csv)

Comma Separated Values (CSV) files are plain text files that represent tabular data in a specific format, with each new line representing a new row and commas separating each field. These files can be opened with any text editor, as well as more specialized software like Microsoft Excel or other spreadsheet programs.

PDF Document Files (.pdf)

Portable Document Format (PDF) files are used to present documents in a manner independent of software, hardware, and operating systems. They can be opened using software like Adobe Acrobat Reader or online services like DocHub.

89 File Important Information

Understanding file extensions and the software required to open different types of files is critical for efficient digital operation, especially when dealing with a wide array of different file formats. It's also important to remember that some files may require specific software, and that some files may contain harmful content if obtained from a questionable source.