Internal DOS Commands.
External DOS Commands.
In this article I am going to explain only DOS 6.22 internal commands. DOS 6.22 based on 3 files.
Config.sys
Command.com
Io.sys
If you have these 3 files then DOS will boot using these 3 files. These are called DOS 6.22 booting or boot files. All internal commands place in command.com file. Dot com extension is executable in DOS 6.22. here are few DOS internal commands list.
Command Explanation and usage
DIR This command is used to display the list of files in current directory or folder.
TIME
This command is used to display and change current system time.
DATE
This command is used to display and change current system date.
CLS
Clear the screens.
RENAME
Rename a file.
DEL or ERASE
Delete one or multiple files.
COPY
Copy one or multiple files.
MOVE
Move one or multiple files.
MD or MKDIR
Create new directory or folder.
CD or CHDIR
Change current folder or directory path.
RD or RMDIR
Remove an empty folder or directory.
PROMPT
To view or change current dos prompt.
VOL
To view hard disk volume or label.
ECHO
To display a message (DOS variables can be use with this command.)
SET
To view or change DOS variables list.
GOTO
To jump the cursor but only in Batch programming.
IF
To check condition but only in Batch programming.
PAUSE
To pause the process normally used in Batch programming.
VER
Displays the DOS version information.
TYPE
Display the contents of a file.
CALL
To call other file in Batch programming.