1.An MS-DOS filename can be made up of two parts separated by a period(.), the first part the filename proper, and the second part the extension.
一個MS-DOS文件名可由用句點(.)分開的兩部分組成,第一部分文件名本身,第二部分叫做擴展名。
2.The filename proper can have up to eight characters and the extension is optional and can ave up to three characters.
文件名本身最多可包括8個字符,擴展名是可有可無的,最多3個字符。
3.The filename and extension cannot include certain keyboard characters, such *,?.\/<>" and :. in addition, remember not to use spaces.
文件名和擴展名中不能使用某幾個鍵盤字符,如*,?.\/<>" 和:。另外記住不要使用空格。
4.If MS-DOS cannot accept a character in a command including a filename, you might see Invalid filename or file not found. File not found, Invalid switch, or Parameter format not correct.