File extensions tell you about the type of file. Therefore, if your work involves consistent use of computers, you need to have a good knowledge about the different file extensions. Understanding different file extensions will help you tell the file type even before opening the file. Let us know more about the file extensions DAT and DLL.

The file extension DAT has no exact structure. It can be anything from binary data, text, or graphic. A whole lot of programs use the DAT file extension; so many that is literally impossible to list all of them. If you want to look inside a .DAT file in order to determine its contents and relationship with any program, you can use an editor like Notepad or EditPad. You can also tell about the program that is producing this file from the location of the .DAT file. The date and time of the file can also help you know about the programs that were running at that specific date and time, to figure out the program producing this file.

The Dynamic Link Library files used by MS Windows applications to store executable code that can be shared by different applications have the file extension DLL. The DLL file has the reputation of being the most recurrently used file format and is often used by MS Windows to collect executable code that is used in various MS Windows applications and components such as networking and printing. DLL file format is a data file that also allows computer applications to communicate with the different peripheral devices.