Important File Extensions in computer [PDF] for Competitive Exam

Important file extensions in computer. All files types name meaning and formats full form list in Hindi with PDF for competitive exams.

Important File Extensions in Computer

There are hundreds of different file extensions and file types used with computers. However, it would be impossible for most people to memorize all the file extensions and their associated programs. Below a list of the most common file extensions.

Audio file formats by file extensions

There are several audio file formats, standards, and file extensions used today. Below is a list of the most common audio file extensions.

.aif – AIF audio file

.cda – CD audio track file

.mp3 – MP3 audio file

.mpa – MPEG-2 audio file

.ogg – OggVorbis audio file

.wma – WMA audio file

.wpl – Windows Media Player playlist

Compressed file extensions

Most computer users are familiar with the .zip compressed files, but there are other types of compressed files. Below is a list of the most common compressed file extensions.

.7z – 7-Zip compressed file

.arj – ARJ compressed file

.deb – Debian software package file

.pkg – Package file

.rar – RAR file

.rpm – Red Hat Package Manager

.tar.gz – Tarball compressed file

.z – Z compressed file

Disc and media file extensions

When making an image of a disc or other media, all of the contained files are saved to an image file. Below are the most common disc image file extensions.

.bin – Binary disc image

.dmg – macOS X disk image

.iso – ISO disc image

.toast – Toast disc image

.vcd – Virtual CD

Data and database file extensions

A data file could be any file, but for the purpose of this list, we’ve listed the most common data files that relate to data used for a database, errors, information, importing, and exporting.

.csv – Comma separated value file

.dat – Data file

.db or .dbf – Database file

.log – Log file

.mdb – Microsoft Access database file

.sav – Save file (e.g., game save file)

.tar – Linux / Unix tarball file archive

E-mail file extensions

Below is a list of the most common file extensions for e-mail and related files.

.email – Outlook Express e-mail message file.

.eml – E-mail message file from multiple e-mail clients, including Gmail.

.emlx – Apple Mail e-mail file.

.msg – Microsoft Outlook e-mail message file.

.oft – Microsoft Outlook e-mail template file.

.ost – Microsoft Outlook offline e-mail storage file.

Executable file extensions

The most common executable file are files ending with the .exe file extension.

.bat – Batch file

.bin – Binary file

.cgi or .pl – Perl script file

.com – MS-DOS command file

.exe – Executable file

.gadget – Windows gadget

.jar – Java Archive file

.msi – Windows installer package

.py – Python file

.wsf – Windows Script File

Font file extensions

Below are the most common file extensions used with fonts.

.fnt – Windows font file

.fon – Generic font file

.otf – Open type font file

.ttf – TrueType font file

Image file formats by file extension

There are many different image types and image file extensions that can be used when creating and saving images on the computer. Below is a list of the most common image file extensions.

.ai – Adobe Illustrator file

.ps – PostScript file

.psd – PSD image

.tif or .tiff – TIFF image

Internet related file extensions

The Internet is the most used resource on the computer and because web servers supply the files, there are many different file extensions utilized. Below are a list of the most common file extensions on the web.

.asp and .aspx – Active Server Page file

.cer – Internet security certificate

.cfm – ColdFusion Markup file

.cgi or .pl – Perl script file

.jsp – Java Server Page file

.part – Partially downloaded file

.php – PHP file

.py – Python file

.rss – RSS file

.xhtml – XHTML file

Presentation file formats by file extension

Today, there are a few programs that can create a presentation. Below is a list of the most common file extensions associated with presentation programs.

.key – Keynote presentation

.pps – PowerPoint slide show

.pptx – PowerPoint Open XML presentation

Programming files by file extensions

Many file extensions are used for programs before they are compiled, as well as programming scripts. Below is a list of the most common file extensions associated with programming.

.class – Java class file

.cpp – C++ source code file

.cs – Visual C# source code file

.h – C, C++, and Objective-C header file

.java – Java Source code file

.pl – Perl script file.

.sh – Bash shell script

.swift – Swift source code file

System related file formats and file extensions

Like all other programs, your operating system uses files and has file extensions that are more common than others. Below is a list of the most common file extensions used on operating systems.

.cab – Windows Cabinet file

.cfg – Configuration file

.cpl – Windows Control panel file

.cur – Windows cursor file

.dll – DLL file

.dmp – Dump file

.drv – Device driver file

.icns – macOS X icon resource file

.ico – Icon file

.ini – Initialization file

.lnk – Windows shortcut file

.msi – Windows installer package

.sys – Windows system file

.tmp – Temporary file

Video file formats by file extension

.3g2 – 3GPP2 multimedia file

.3gp – 3GPP multimedia file

.avi – AVI file

.flv – Adobe Flash file

.h264 – H.264 video file

.m4v – Apple MP4 video file

.mkv – Matroska Multimedia Container

.mov – Apple QuickTime movie file

.mp4 – MPEG4 video file

.mpg or .mpeg – MPEG video file

.rm – RealMedia file

.swf – Shockwave flash file

.vob – DVD Video Object

.wmv – Windows Media Video file

Word processor and text file formats by file extension

Creating text files and using a word processor is one of the most common tasks on a computer. Below is the most common file extensions used with text files and documents.

.tex – A LaTeX document file

.wpd – WordPerfect document

Important File extensions

.sql – Structured Query Language

.xml -. Extensible Markup Language

apk– Application File

.gif – Graphical Interchange Format

.ico – Icon

.jpeg or .jpg – Joint Photographic Expert Group

.png – Portable Network graphic

.svg – Scalable Vector Graphic

.css -. Cascading Style sheet

.js – JavaScript

.ppt – PowerPoint

.vb – Visual Basic

.bak– Backup file

.doc and .docx – Document

.pdf– Portable Document format

.rtf – Ritch Text format

.txt – Text file

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