DAT format files may be VCD format files, which can be opened with WINDOWS MEDIA PLAYER or some other VCD playback software.

It may also be a data file of some programs.

The data file may be encoded in ASCII, so it can be opened with any text editing software, such as the commonly used "Notepad"; It may also be a format that comes with various application software.

If it is a user-defined format of application software, it can only be automatically called by the software during use, and users cannot directly open it with commonly used software.

DAT files represent data according to the extension, that is, data files. There is no absolute definition of this kind of file, and many programs have different interpretation methods. For example, the DAT file in VCD can be opened by a general video player, while the DAT file in QQ stores user information, which can't be opened by conventional methods and can only be accessed by QQ programs. There are some other programs that have their own DAT file definitions.

So to sum up, there is no strict definition of DAT file.

VCD video files can be opened and watched by ordinary players.

Data files, because each software has its own format, are generally invisible.

If the file is a. dat file in text format, you can open it directly with notepad and other software without conversion.

Yes. Dat files in VCD need to be opened with VCD playback software and cannot be converted into text files.

Some data files of some software are also available. Dat extension, and these files cannot be directly opened or converted into text files.

I wonder where your DAT file is used? The file extension of VCD is also DAT, some data files are DAT, some are in text format, and some are not. What file do you want to open? It's no use not knowing the file format.

To open a file, you must first know its internal format, not its extension, which is only a hint of the internal format.

First of all, there is a difference between text files and binary files. For a text file, every byte (or every few bytes) has the same meaning, so you only need to read it byte by byte. For binary files, four bytes can hold a plastic, then four bytes can hold a floating-point type, and so on ... so if you want to open a binary file, you need to know its file format.

To know the file format, you can use 16 binary editor to open a binary file and guess its format.

Please adopt it.