A file extension is a suffix that is added to the end of a file name after a dot. It is usually two to four letters long. File extensions help Windows and other operating systems to know the standard ...

File Extension is that which identifies the file type. If you are a regular Windows user, then it is not at all a problem to identify the file type. For it is very important to see file extension to ...

Have you ever noticed how your computer knows which program to open when you double click on a file? It doesn’t always know but most of the time it does. When it doesn’t know, your computer will ask ...