The file extension is the three letter file type designation following a period at the end of a file name. It determines what type of file that file will be treated as.
Changing a text (.txt) document to .wmv will make the computer treat it as a Windows Media Video file and thus it will be opened with your default program for viewing .wmv format videos.
What is the file extension What is the file extension
file extension for video is 101
.html, .php, or .htm
The file extension tells about the type of file, with the extension three letters. For Eg:- *.txt -- text file *.exe-- executable file
file extension
The file extension is ".pages"
the extension of a batch file is ".bat"
Assoc is used to display or modify file name extension associations. Used without parameters, assoc displays a list of all the current file name extension associations.
The file extension of iPhone firmware file is .ipsw .
The extension .jpeg tells us the file is an image file
The main project file has a VBPROJ extension. This is also a file with the same name as the main project file, but with an SLN extension. The SLN extension is a solution file.
* The file extension of a Word document is .doc * The file extension of an Excel speadsheet is .xls