Yes it is a valid name..
MSBACKUP.EXE. The name of the executable for Microsoft Backup for DOS is MSBACKUP.EXE
On FAT16 partitions, you are limited to 8 characters for the name plus 3 for the file extension. If you have FAT32 and a capable kernel, you can use up to 255 characters in total as a file name.In the original MS-DOS of the pre-Windows 95 era, filenames were only allowed to have 8 letters, followed by a period '.', then only 3 letters for the file extension.After Windows 95, filenames can have a maximum of 255 characters.
A DOS file, or .bat file can have unlimited characters.
- File name should be 8 characters long - Extentions are optional
The DOS message "bad command or file name" means that the command you entered was not recognized as an internal command or as an external command in the working directory or path.
To register a file, type regsvr32 .dll. Or type regsvr32 \.dll, where is the path to the file, and is the name of the file.
On FAT16 partitions, you are limited to 8 characters for the name plus 3 for the file extension. If you have FAT32 and a capable kernel, you can use up to 255 characters in total as a file name.In the original MS-DOS of the pre-Windows 95 era, filenames were only allowed to have 8 letters, followed by a period '.', then only 3 letters for the file extension.After Windows 95, filenames can have a maximum of 255 characters.
A batch file is the text file that contains a series of commands that MS-DOS carries out. A batch file is created by COPY CON command after specifying a file name by using extension as .BAT in DOS mode.
Craig Menefee has written: 'Harnessing DOS 6.0' -- subject(s): MS-DOS (Computer file), PC-DOS (Computer file) 'Byte's DOS programmer's cookbook' -- subject(s): MS-DOS (Computer file), Microcomputers, PC-DOS (Computer file), Programming
In DOS, 8 characters.In Windows, 254 characters.
You can use file name as filename.extension. File name in DOS can be maximum of 8 characters and extension is maximum of 3 characters. If you create any file having more character then it will automatically exclude the remaining characters. Say if you create dharmsansar then DOS will save it as dharmsa~..