Configuration Commands

BREAK:This Command is used to set decondition of control and C or ^Break to be effective or not interrupt a programme.Syntax : Break ON / OFFIf the break is said to on then the user can interrupt a program by using ^Break and the otherwise this is not available to.SHELL:It comes out to previous level of command processor or interpreter for a time.DEVICE:Specifies a device driver file to located into the RAM to give support to the devices.Syntax...

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What is Batch Files and how to Create a Batch file

You see your interpreter Dos contains a file called Command. Com. Which is the actual Command interpreter between you and your computer, which besides recognizing your Command also Contains a set of routines for processing batch files known as the batch file processor. Whenever you enter a Command the Processor checks if its an internal Command then if not it checks the disk for a file called by the given name. The Sequence of search is like...

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External Commands - III

UNDELETE : It recovers the file or files from the current or specified drive or path. Syntax : Undelete [Drive :] [Path] [File name /File spec] [/list :/AII ] :/ Purge [Drive :] : /s [Drive :] : /T [Drive :] Entries: /Load :/ Unload :/ Status] /LIST: List solves the files that are recoverable as found on the current or specified drive. ALL: Recovers all the files found on the disk without prompting for conformation. /PURGE...

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External Commands - II

DRIVE: Indicates the name of Source and Target Drives path name.[/A ] : Copies the Source files that have their Archive Bit Set.[/D ] : Copies the Source files Modified or Specified Date.[/E ] : Copies any Sub-Directories even if they are empty.[/M ] : After copying a file it turns off the copy of each file.[/P ] : Issues a prompt asking to confirm the copy of each file.[/S ] : Copies Directories and Lower level Sub Directories unless they are...

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External Commands - I

LABEL : This Command is used to Change or Display or Delete the Current or Specified disk drive volume label. Syntax : LABEL [DRIVE :] [ LABEL NAME] Ex: Volume in Drive A is.... FORMAT: It creates a new disk for recording purpose well formatting creates tracks and sectors and directory area FAT area, well disk is formatted it will be loose all the information prior to formatting. If any found on the disk. Syntax : Format [Drive: ] [/S] [/B]...

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Internal Commands - II

MD:This is the Command which lists the user to create a new directory.Syntax : MD [\Directory name] [\Directory name]Ex: A:> MD ShankarCD:The 'Change Directory' Command is used to change from one directory to another directory.Syntax: CD [\Directory Name] [\Directory Name]Ex : CD\MYHOME\MYCOMPUTERRD:The 'Remove Directory' Command is used to remove a sub-directory from a particular directory.Syntax: RD [\Directory name]Ex: A:> RD MYHOUSENOTE:...

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Internal Commands - I

VER:It display a version number and the Operating System Currently in use. Syntaxtax :VER and Press < Enter>So you get in your screen "MS-DOS Version 6.22" and returns to the prompt: A:\>VOL:It displays a volume label and the serial number of the current or specified disk. The length of the internal label is Maximum of 11 characters.Syntaxtax: Vol [Drive:]Example: Volume and Press < Enter>Example : Volume in A:\> is mycomputerCLS:Syntaxtax...

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Types of Commands

DOS Commands are two types1) Internal Commands. 2) External Commands. INTERNAL COMMANDS: The internal commands are those which are automatically loaded in the memory of your personal computer when DOS is loaded. Then those commands can be used without the need of any file or diskette. The internal commands are simple and are used for common jobs, such as copying, erasing and renaming file or changing the directory and changing the current date,...

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