--- files: what are they and how do I open them?
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.--- file type #1: Temporary file
Files with --- extension are known to be used by older version of Windows like MS DOS operating system. It was used as a temporary file format.
Further details:
The --- file extension is used probably by older versions of Windows and MS DOS operating systems. Temporary files may be created by computer programs for a variety of purposes; principally when a program cannot allocate enough memory for its tasks, when the program is working on data bigger than architecture's address space, or as a primitive form of inter-process communication. Used by various applications.
Open file with:
MS-DOS
Old operating system by Microsoft dominant in 1980s
Microsoft Windows 3.x
Popular operating system used in early 90s
.--- file type #2: Set of Microsoft backup file type
A --- file extension is related to some operating systems, developed by Microsoft. A --- file stores backup file set.
Further details:
The --- file extension is associated with some operating systems developed by Microsoft, such as MS-DOS and Microsoft Windows.
The --- file contains backup file set. Seems to be obsolete format.
Open file with:
Microsoft Windows
A series of operating systems developed by Microsoft
MS-DOS
Old operating system by Microsoft dominant in 1980s