An internal command is an MS-DOS command that is stored in the system memory and loaded from the command.com or cmd.exe.
the deleted file if ms dos can be recovered if you use the command mention below immediately,the command is : need External Dos commands and internal dos commands with their meaning
"time" command.
Internal ms-dos commands with syntax
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Telnet is a Windows program, not a MS-DOS one. It is not available in pure MS-DOS.
An internal command is an MS-DOS command that is stored in the system memory and loaded from the command.com or cmd.exe.
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.
1. Internal Command: Present in Command.com..2. External Command: Present in the disk..
PROMPT command is an internal command, which is used to change the MS-DOS prompt. Through, the system displays the prompt bu default, when you start the computer.
Internal commands are functions that are built into the command interpreter, External commands are those not included in the interpreter, and are instead invoked by calling an external binary. Whether or not a particular command is internal or external varies by system. For example, echo is an internal command in MS-DOS (it is built into COMMAND.COM), while in most Linux systems, it is an external one, provided by GNU coreutils.DOS Internal command is associated with his Shell file Command.Com.. DOS external command is saved on the disk..
DIR :- DIR is used to display the contents of a drive or directory.