MSD[edit] External - MS-DOS 6.0 and above Provides detailed technical information about your computer. MSD [/I] [/F[drive:][path]filename] [/P[drive:][path]filename] [/S[drive:][path][filename]] MSD [/B][/I] /B Runs MSD using a black and white color scheme. /I Bypasses initial hardware detection. /F[drive:][path]filename Requests input and writes an MSD report to the specified file. /P[drive:][path]filename Writes an MSD report to the specified file without first requesting input. /S[drive:][path][filename] Writes a summary MSD report to the specified file. If no filename is specified, output is to the screen. MSD is only included with MS-DOS versions, PC DOS uses QCONFIG. NLSFUNC[edit] External - DOS 3.3 and above Loads country-specific information. NLSFUNC [[drive:][path]filename] [drive:][path]filename Specifies the file containing country-specific information. PATH[edit] Internal - DOS 2.0 and above Displays or sets a search path for executable files. PATH [[drive:]path[;...]] PATH ; Type PATH ; to clear all search-path settings and direct DOS to search only in the current directory. Type PATH without parameters to display the current path. PAUSE[edit] Internal - DOS 1.0 and above Suspends processing of a batch program and displays the message Press any key to continue.... (For DOS 4.01 and above) or Strike a key when ready... (For DOS 4.0 and below). PAUSE PAUSE originated as an internal command in 86-DOS. POWER[edit] External - DOS 5.02 and above Reduces power used by your computer. POWER [ADV[:MAX | REG | MIN] | STD | OFF] ADV[:MAX | REG | MIN] -- Reduces power by monitoring applications and hardware devices. MAX provides the most power conservation, REG provides average power conservation, and MIN provides the least conservation. STD -- Reduces power by monitoring hardware devices. OFF -- Turns off power management. POWER.EXE must be loaded as a device driver in CONFIG.SYS in order to use this command. PRINT[edit] External - DOS 2.0 and above Prints a text file while you are using other DOS commands. PRINT [/D:device] [/B:size] [/U:ticks1] [/M:ticks2] [/S:ticks3] [/Q:qsize] [/T] [[drive:][path]filename[ ...]] [/C] [/P] /D:device Specifies a print device. /B:size Sets the internal buffer size, in bytes. /U:ticks1 Waits the specified maximum number of clock ticks for the printer to be available. /M:ticks2 Specifies the maximum number of clock ticks it takes to print a character. /S:ticks3 Allocates the scheduler the specified number of clock ticks for background printing. /Q:qsize Specifies the maximum number of files allowed in the print queue. /T Removes all files from the print queue. /C Cancels printing of the preceding filename and subsequent filenames. /P Adds the preceding filename and subsequent filenames to the print queue. Type PRINT without parameters to display the contents of the print queue. PROMPT[edit] Internal - DOS 2.0 and above Changes the DOS command prompt. PROMPT [text] text Specifies a new command prompt. Prompt can be made up of normal characters and the following special codes: $Q = (equal sign) $$ $ (dollar sign) $T Current time $D Current date $P Current drive and path $V DOS version number $N Current drive $G > (greater-than sign) $L < (less-than sign) $B | (pipe) $H Backspace (erases previous character) $E Escape code (ASCII code 27) $_ Carriage return and linefeed Type PROMPT without parameters to reset the prompt to the default setting. QBASIC[edit] External - MS-DOS 5.0 and above Further information: QBASIC Starts the MS-DOS QBasic programming environment. QBASIC [/B] [/EDITOR] [/G] [/H] [/MBF] [/NOHI] [[/RUN] [drive:][path]filename] /B Allows use of a monochrome monitor with a color graphics card. /EDITOR Starts the MS-DOS editor. /G Provides the fastest update of a CGA screen. /H Displays the maximum number of lines possible for your hardware. /MBF Converts the built-in functions MKS$, MKD$, CVS, and CVD to MKSMBF$, MKDMBF$, CVSMBF, and CVDMBF, respectively. /NOHI Allows the use of a monitor without high-intensity support. /RUN Runs the specified Basic program before displaying it. [[drive:][path]filename] Specifies the program file to load or run. QBASIC replaces GW-BASIC from earlier versions of DOS. QCONFIG[edit] External - PC DOS 6.1 and above Displays detailed technical information about your computer. QCONFIG [/?][/A][/C][/D][/E][/I][/O[file]][/P][/Q] [key=text] /? Displays this help information. /A Displays all Micro Channel adapters supported by QCONFIG. /C Displays additional detail on async ports. /D Displays a detailed listing of hardware. /E Displays current environment. /I Displays CONFIG.SYS & AUTOEXEC.BAT. /O Redirects output to file QCONFIG.OUT. /Ofile Redirects output to file (anyname). /P Pauses the output between screens. /Q Does not display redirect message. key=text Defines key with text to appear in output (must be last option). QCONFIG is only included with PC DOS versions and replaces the Microsoft MSD utility. RECOVER[edit] External - DOS 2.0 to DOS 5.0 Recovers readable information from a bad or defective disk. RECOVER [drive:][path]filename RECOVER drive: REM[edit] Internal - DOS 1.0 and above Records comments (remarks) in a batch file or CONFIG.SYS. REM [comment] RENAME or REN[edit] Internal - DOS 1.0 and above Renames a file or files. RENAME [drive:][path]filename1 filename2 REN [drive:][path]filename1 filename2 Note that you cannot specify a new drive or path for your destination file. Use MOVE to move files from one directory to another, or to rename a directory. RENAME (but not its alias REN) originated as an internal command in 86-DOS. REPLACE[edit] External - DOS 3.2 and above Replaces files. REPLACE [drive1:][path1]filename [drive2:][path2] [/A] [/P] [/R] [/W] REPLACE [drive1:][path1]filename [drive2:][path2] [/P] [/R] [/S] [/W] [/U] [drive1:][path1]filename Specifies the source file or files. [drive2:][path2] Specifies the directory where files are to be replaced. /A Adds new files to destination directory. Cannot use with /S or /U switches. /P Prompts for confirmation before replacing a file or adding a source file. /R Replaces read-only files as well as unprotected files. /S Replaces files in all subdirectories of the destination directory. Cannot use with the /A switch. /W Waits for you to insert a disk before beginning. /U Replaces (updates) only files that are older than source files. Cannot use with the /A switch. RESTORE[edit] External - DOS 2.0 and above Restores files that were backed up by using the BACKUP command. RESTORE drive1: drive2:[path[filename]] [/S] [/P] [/B:date] [/A:date] [/E:time] [/L:time] [/M] [/N] [/D] drive1: Specifies the drive on which the backup files are stored. drive2:[path[filename]] Specifies the file(s) to restore. /S Restores files in all subdirectories in the path. /P Prompts before restoring read-only files or files changed since the last backup (if appropriate attributes are set). /B Restores only files last changed on or before the specified date. /A Restores only files changed on or after the specified date. /E Restores only files last changed at or earlier than the specified time. /L Restores only files changed at or later than the specified time. /M Restores only files changed since the last backup. /N Restores only files that no longer exist on the destination disk. /D Displays files on the backup disk that match specifications. REXX[edit] External - PC DOS 7 Further information: REXX Execute a REXX program. REXX filename [parameters] filename Specifies the name of the REXX program to execute. parameters Specifies any parameters for the REXX program. REXXDUMP[edit] External - PC DOS 7 Dump the variables of an active REXX procedure. REXXDUMP RMDIR or RD[edit] Internal - DOS 2.0 and above Removes (deletes) a directory. RMDIR [drive:]path RD [drive:]path SCANDISK[edit] External - MS-DOS 6.2 and above Runs the ScanDisk disk-repair program. To check and repair a drive, use the following syntax: SCANDISK [drive: | /ALL] [/CHECKONLY | /AUTOFIX [/NOSAVE]] [/SURFACE] To check and repair an unmounted DriveSpace compressed volume file, use: SCANDISK drive:\DRVSPACE.nnn [/CHECKONLY | /AUTOFIX[/NOSAVE]] To examine a file for fragmentation, use the following syntax: SCANDISK /FRAGMENT [drive:][path]filename To undo repairs you made previously, use the following syntax: SCANDISK /UNDO [drive:] For [drive:], specify the drive containing your Undo disk. /ALL Checks and repairs all local drives. /AUTOFIX Fixes damage without prompting. /CHECKONLY Checks a drive, but does not repair any damage. /CUSTOM Configures and runs ScanDisk according to SCANDISK.INI settings. /NOSAVE With /AUTOFIX, deletes lost clusters rather than saving as files. /NOSUMMARY With /CHECKONLY or /AUTOFIX, prevents ScanDisk from stopping at summary screens. /SURFACE Performs a surface scan after other checks. /MONO Configures ScanDisk for use with a monochrome display. To check and repair the current drive, type SCANDISK without parameters. Scandisk is only included with MS-DOS versions. SET[edit] Internal - DOS 2.0 and above Displays, sets, or removes DOS environment variables. SET [variable=[string]] variable Specifies the environment-variable name. string Specifies a series of characters to assign to the variable. Type SET without parameters to display the current environment variables. SETVER[edit] External - DOS 5.0 and above Sets the version number that DOS reports to a program. Display current version table: SETVER [drive:path] Add entry: SETVER [drive:path] filename n.nn Delete entry: SETVER [drive:path] filename /DELETE [/QUIET] [drive:path] Specifies location of the SETVER.EXE file. filename Specifies the filename of the program. n.nn Specifies the DOS version to be reported to the program. /DELETE or /D Deletes the version-table entry for the specified program. /QUIET Hides the message typically displayed during deletion of version-table entry. SETVER.EXE must be loaded as a device driver in CONFIG.SYS in order to use this command. While the internal version setting functionality was present in DOS 4, the SETVER command did not appear until DOS 5. SHARE[edit] External - DOS 3.0 and above Installs file-sharing and locking capabilities on your hard disk. SHARE [/F:space] [/L:locks] [/NOHMA] /F:space Allocates file space (in bytes) for file-sharing information. /L:locks Sets the number of files that can be locked at one time. /NOHMA Dont load code into the HMA. /NOHMA is only available in PC DOS 7. SHIFT[edit] Internal - DOS 2.0 and above Changes the position of replaceable parameters in a batch file. SHIFT SMARTDRV[edit] External - DOS 6.0 and above Installs and configures the SMARTDrive disk-caching utility. SMARTDRV [/X] [[drive[+|-]]...] [/U] [/C | /R] [/L] [/V | /Q | /S] [InitCacheSize [WinCacheSize]] [/E:ElementSize] [/B:BufferSize] /X Disables write-behind caching for all drives. drive Sets caching options on specific drive(s). The specified drive(s) will have write-caching disabled unless you add +. + Enables write-behind caching for the specified drive. - Disables all caching for the specified drive. /U Do not load CD-ROM caching module. /C Writes all information currently in write-cache to hard disk. /R Clears the cache and restarts SMARTDrive. /L Prevents SMARTDrive from loading itself into upper memory. /V Displays SMARTDrive status messages when loading. /Q Does not display status information. /S Displays additional information about SMARTDrives status. InitCacheSize Specifies XMS memory (KB) for the cache. WinCacheSize Specifies XMS memory (KB) for the cache with Windows. /E:ElementSize Specifies how many bytes of information to move at one time. /B:BufferSize Specifies the size of the read-ahead buffer. SORT[edit] External - DOS 2.0 and above Sorts input and writes results to the screen, a file, or another device. SORT [/R] [/+n] < [drive1:][path1]filename1 [> [drive2:][path2]filename2] [command |] SORT [/R] [/+n] [> [drive2:][path2]filename2] /R Reverses the sort order; that is, sorts Z to A, then 9 to 0. /+n Sorts the file according to characters in column n. [drive1:][path1]filename1 Specifies a file to be sorted. [drive2:][path2]filename2 Specifies a file where the sorted input is to be stored. command Specifies a command whose output is to be sorted. SUBST[edit] External - DOS 3.1 and above Associates a path with a drive letter. SUBST [drive1: [drive2:]path] SUBST drive1: /D drive1: Specifies a virtual drive to which you want to assign a path. [drive2:]path Specifies a physical drive and path you want to assign to a virtual drive. /D Deletes a substituted (virtual) drive. Type SUBST with no parameters to display a list of current virtual drives. SYS[edit] External - DOS 1.0 and above Copies DOS system files and command interpreter to a disk you specify. SYS [drive1:][path] drive2: [drive1:][path] Specifies the location of the system files. drive2: Specifies the drive the files are to be copied to. SYS originated as an external command in 86-DOS. TIME[edit] External - DOS 1.0 Internal - DOS 1.1 and above Displays or sets the system time. TIME [time] Type TIME with no parameters to display the current time setting and a prompt for a new one. Press ENTER to keep the same time. TREE[edit] External - DOS 2.0 and above Graphically displays the directory structure of a drive or path. TREE [drive:][path] [/F] [/A] /F Displays the names of the files in each directory. /A Uses ASCII instead of extended characters. TRUENAME[edit] Internal - DOS 4.0 and above
Posted on: Thu, 31 Oct 2013 08:06:04 +0000
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