Exactly what’s That File?
An Intro to File Extensions
In an effort to be “user-friendly,” Windows (and maybe some other os) conceals the most vital part of a file name from brand-new computer users: the extension. Okay – we’re presuming that the reasoning behind concealing extensions is a “easy to use” one since we just can’t create any other factor for hiding them. No harm might ever originate from seeing an extension, but plenty would be gained from it. You have this post to lead you through some of the most usual extensions that you’ll run into.
Before you can see file extensions, you need to turn them on. From Windows Explorer, click the “Tools” menu, and select “File Options.” Click the “View” tab and afterwards uncheck the box beside “Conceal file extensions for recognized file types.” Click “OKAY” and you’ll see that the files in Windows Explorer reveal a dot and group of 3 letters after their names. That dot and group of 3 letters is called an “extension,” and the extension discusses exactly what type of file it is.
A file would be a plain text file, an image, a sound, a video, or program. Without seeing the extension, you would not know it unless you double-clicked on it. The following list defines a few of the most typical extensions that you’ll discover on your computer system
. au – This extension suggests a sound file. Many noise players will certainly pack up and play this sort of file
. art – This extension indicates an image file that was compressed with AOL (America Online) technology. Both Web Explorer and the AOL service software can show this kind of file, however if you do not have actually AOL set up on your system, Internet Explorer will certainly display it
. avi – This extension suggests a video file playable by most multimedia viewers including Microsoft’s Media Player
. bmp – This extension shows another image file that may have stemmed from Windows Paint program
. dll – This extension suggests a Dynamic Link Library which might consist of added shows code for software. Numerous various programs commonly share Dynamic Link Libraries and you’ll find a lot of them in the Windows/System directory (however do not ever delete them)!
. exe – This extension shows a program or an application like Microsoft Word, Web Explorer, or Outlook Express. Use extreme caution when downloading.exe files from the Web considering that harmful programmers want to hide viruses in these types of files
. gif – This extension indicates another image file and it means “Graphics Interchange Format.”. Gif files are often smaller sized than.bmp files (described earlier) and they’re typically discovered on Internet web pages
. jpg – This extension suggests yet another image file and it represents “Joint Photographers Professionals Group.” Like the.gif file, it’s frequently found on Internet web pages, however it’s much smaller than both the.gif image and the.bmp image. It is common to have sevices that convert .png to .jpg. If you have this need, you can go to png-to-jgp.com.
. mid – This extension suggests a sound file developed with a Musical Instrument Digital Interface. Windows Media Gamer will certainly open and run these files, however they do not sound like normal.wav or.mp3 files (described later). Mid files are developed to product synthetic noises utilizing a computer’s sound card
. mp3 – This extension indicates a sound file that authentically replicates voice and/or music. Windows Media Gamer will certainly open and run this type of file
. scr – This extension shows a screen saver file
. sit – This extension shows a Macintosh archive StuffIt file. They will certainly not open on a Windows system without an unique utility
. ttf – This extension shows a font specifically created for use on a Windows system. It stands for “Real Type Typeface.”
. txt – This extension suggests a plain text file that can be opened with Notepad
. wav – This extension suggests a sound file that like the.mp3 file, can be opened with Windows Media Gamer or Windows Sound Recorder. Wav files are much larger than.mp3 files
. zip – This extension suggests a Windows archive WinZip file. They will certainly not open on a Macintosh system without an unique energy.by