APPEND Sets the path to be searched for data files or displays the current search path. The APPEND command is similar to the PATH command that tells DOS where to search for program files (files with a .COM, . EXE, or .BAT file name extension). The command is available in MS-DOS versions 3.2 and later.
ASSIGN Redirects requests for disk operations on one drive to a different drive. It can also display drive assignments or reset all drive letters to their original assignments. The command is available in MS-DOS versions 3 through 5 and IBM PC DOS releases 2 through 5.
Novell DOS 7 and PC DOS 7.0. Earlier versions of
DR-DOS supported this function with the built-in
switch command (for numeric choices) or by beginning a command with a question mark. The command is available in MS-DOS versions 2 and later.
DBLSPACE A
disk compression utility supplied with MS-DOS version 6.0 (released in 1993) and version 6.2.
DRVSPACE A
disk compression utility supplied with MS-DOS version 6.22. AccessDOS assists persons with disabilities.
FASTHELP Provides information for MS-DOS commands.
FASTOPEN Provides accelerated access to frequently-used
files and directories. The command is available in MS-DOS versions 3.3 and later. The command is available in MS-DOS versions 3 through 5. The opposite can be achieved via the
SUBST command. The command is available in MS-DOS versions 3 through 5. It is available separately for versions 6.2 and later on the Supplemental Disk.
LINK4 Microsoft 8086 Object Linker
LOADFIX Loads a program above the first 64K of memory, and runs the program. The command is available in MS-DOS versions 5 and later.
LOADHIGH and LH Loads a program into the upper memory area. The command is available in MS-DOS versions 5 and later. MEMMAKER.EXE and SIZER.EXE were developed for Microsoft by
Helix Software Company and were eliminated starting in
MS-DOS 7 (
Windows 95); however, they could be obtained from Microsoft's FTP server as part of the OLDDOS.EXE package, alongside other tools. PC DOS uses another program called RamBoost to optimize memory, working either with PC DOS's
HIMEM/
EMM386 or a third-party memory manager. RamBoost was licensed to IBM by
Central Point Software.
MIRROR Saves disk storage information that can be used to recover accidentally erased files. The command is available in MS-DOS version 5. It is available separately for versions 6.2 and later on Supplemental Disk. The command is available in MS-DOS versions 3.2 and later and IBM PC DOS releases 1 and later. The command is available in MS-DOS versions 6 and later. There is another offering, named MWBACKUP, that is
GUI-oriented. It was introduced for Windows for Workgroups (3.11). The MSBACKUP command is available in MS-DOS versions 6 and later. the PC DOS version of this command is QCONFIG. The command appeared first in Word2, and then in Windows 3.10.
MSHERC A TSR graphics driver supplied with Microsoft QuickC, QuickBASIC, and the C Compiler, to allow use of the Hercules adapter high-resolution graphics capability (720 x 348, 2 colors).
NLSFUNC Loads extended nationalization and localization support from COUNTRY.SYS, and changed the codepage of drivers and system modules resident in RAM. In later versions of DR-DOS 6, NLSFUNC relocated itself into the HiMem area, thereby freeing a portion of the nearly invaluable lower 640KiB that constituted the ”conventional” memory available to software. The command is available in MS-DOS versions 3.3 and later. It is not included in many DOS versions; typically ones with network stacks will have it as a diagnostic tool.
POWER Turns power management on and off, reports the status of power management, and sets levels of power conservation. It is an external command. The command is available in MS-DOS versions 6 and later. The command is available in MS-DOS versions 1 and later.
SETUP The command is available in MS-DOS versions 5 and later. The command is available in MS-DOS versions 2 and later. The command is available in MS-DOS versions 2 and later.
VOL An internal command that displays the disk volume label and serial number. The command is available in MS-DOS versions 2 and later.
VSAFE A TSR program that continuously monitors the computer for viruses. The command is available in MS-DOS versions 6 and later.
XCOPY Copy entire directory trees. Xcopy is a version of the copy command that can move files and directories from one location to another. XCOPY usage and attributes can be obtained by typing in the DOS Command line. The command is available in MS-DOS versions 3.2 and later. == See also ==