Command Prompt!!!!

ANSI.SYS : Defines functions that change display graphics, control cursor movement, and reassign keys.
APPEND : Causes MS-DOS to look in other directories when editing a file or running a command.
ARP : Displays, adds, and removes arp information from network devices.
ASSIGN : Assign a drive letter to an alternate letter.
ASSOC : View the file associations.
AT : Schedule a time to execute commands or programs.
ATMADM : Lists connections and addresses seen by Windows ATM call manager.
ATTRIB : Display and change file attributes.
BATCH : Recovery console command that executes a series of commands in a file.
BOOTCFG : Recovery console command that allows a user to view, modify, and rebuild the boot.ini
BREAK : Enable / disable CTRL + C feature.
CACLS : View and modify file ACL's.
CALL : Calls a batch file from another batch file.
CD : Changes directories.
CHCP : Supplement the International keyboard and character set information.
CHDIR : Changes directories.
CHKDSK : Check the hard disk drive running FAT for errors.
CHKNTFS : Check the hard disk drive running NTFS for errors.
CHOICE : Specify a listing of multiple options within a batch file.
CLS : Clears the screen.
CMD : Opens the command interpreter.
COLOR : Easily change the foreground and background color of the MS-DOS window.
COMP : Compares files.
COMPACT : Compresses and uncompress files.
CONTROL : Open control panel icons from the MS-DOS prompt.
CONVERT : Convert FAT to NTFS.
COPY : Copy one or more files to an alternate location.
CTTY : Change the computers input/output devices.
DATE : View or change the systems date.
DEBUG : Debug utility to create assembly programs to modify hardware settings.
DEFRAG : Re-arrange the hard disk drive to help with loading programs.
DEL : Deletes one or more files.
DELETE : Recovery console command that deletes a file.
DELTREE : Deletes one or more files and/or directories.
DIR : List the contents of one or more directory.
DISABLE : Recovery console command that disables Windows system services or drivers.
DISKCOMP : Compare a disk with another disk.
DISKCOPY : Copy the contents of one disk and place them on another disk.
DOSKEY : Command to view and execute commands that have been run in the past.
DOSSHELL : A GUI to help with early MS-DOS users.
DRIVPARM : Enables overwrite of original device drivers.
ECHO : Displays messages and enables and disables echo.
EDIT : View and edit files.
EDLIN : View and edit files.
EMM386 : Load extended Memory Manager.
ENABLE : Recovery console command to enable a disable service or driver.
ENDLOCAL : Stops the localization of the environment changes enabled by the setlocal command.
ERASE : Erase files from computer.
EXIT : Exit from the command interpreter.
EXPAND : Expand a M*cros*ft Windows file back to it's original format.
EXTRACT : Extract files from the M*cros*ft Windows cabinets.
FASTHELP : Displays a listing of MS-DOS commands and information about them.
FC Compare files.
FDISK : Utility used to create partitions on the hard disk drive.
FIND : Search for text within a file.
FINDSTR : Searches for a string of text within a file.
FIXBOOT : Writes a new boot sector.
FIXMBR : Writes a new boot record to a disk drive.
FOR : Boolean used in batch files.
FORMAT : Command to erase and prepare a disk drive.
FTP : Command to connect and operate on a FTP server.
FTYPE : Displays or modifies file types used in file extension associations.
GOTO : Moves a batch file to a specific label or location.
GRAFTABL : Show extended characters in graphics mode.
HELP : Display a listing of commands and brief explanation.
IF : Allows for batch files to perform conditional processing.
IFSHLP.SYS : 32-bit file manager.
IPCONFIG : Network command to view network adapter settings and assigned values.
KEYB : Change layout of keyboard.
LABEL : Change the label of a disk drive.
LH : Load a device driver in to high memory.
LISTSVC : Recovery console command that displays the services and drivers.
LOADFIX : Load a program above the first 64k.
LOADHIGH : Load a device driver in to high memory.
LOCK : Lock the hard disk drive.
LOGON : Recovery console command to list installations and enable administrator login.
MAP : Displays the device name of a drive.
MD : Command to create a new directory.
MEM : Display memory on system.
MKDIR : Command to create a new directory.
MODE : Modify the port or display settings.
MORE : Display one page at a time.
MOVE : Move one or more files from one directory to another directory.
MSAV : Early M*cros*ft Virus scanner.
MSD : Diagnostics utility.
MSCDEX : Utility used to load and provide access to the CD-ROM.
NBTSTAT : Displays protocol statistics and current TCP/IP connections using NBT
NET : Update, fix, or view the network or network settings
NETSH : Configure dynamic and static network information from MS-DOS.
NETSTAT : Display the TCP/IP network protocol statistics and information.
NLSFUNC : Load country specific information.
NSLOOKUP : Look up an IP address of a domain or host on a network.
PATH : View and modify the computers path location.
PATHPING : View and locate locations of network latency.
PAUSE : Command used in batch files to stop the processing of a command.
PING Test / send information to another network computer or network device.
POPD : Changes to the directory or network path stored by the pushd command.
POWER : Conserve power with computer portables.
PRINT : Prints data to a printer port.
PROMPT : View and change the MS-DOS prompt.
PUSHD : Stores a directory or network path in memory so it can be returned to at any time.
QBASIC : Open the QBasic.
RD : Removes an empty directory.
REN : Renames a file or directory.
RENAME : Renames a file or directory.
RMDIR : Removes an empty directory.
ROUTE : View and configure windows network route tables.
RUNAS : Enables a user to execute a program on another computer.
SCANDISK : Run the scandisk utility.
SCANREG : Scan registry and recover registry from errors.
SET : Change one variable or string to another.
SETLOCAL : Enables local environments to be changed without affecting anything else.
SETVER : Change MS-DOS version to trick older MS-DOS programs.
SHARE : Installs support for file sharing and locking capabilities.
SHIFT : Changes the position of replaceable parameters in a batch program.
SHUTDOWN : Shutdown the computer from the MS-DOS prompt.
SMARTDRV : Create a disk cache in conventional memory or extended memory.
SORT : Sorts the input and displays the output to the screen.
START : Start a separate window in Windows from the MS-DOS prompt.
SUBST : Substitute a folder on your computer for another drive letter.
SWITCHES : Remove add functions from MS-DOS.
SYS : Transfer system files to disk drive.
TELNET : Telnet to another computer / device from the prompt.
TIME : View or modify the system time.
TITLE : Change the title of their MS-DOS window.
TRACERT : Visually view a network packets route across a network.
TREE : View a visual tree of the hard disk drive.
TYPE : Display the contents of a file.
UNDELETE : Undelete a file that has been deleted.
UNFORMAT : Unformat a hard disk drive.
UNLOCK : Unlock a disk drive.
VER : Display the version information.
VERIFY : Enables or disables the feature to determine if files have been written properly.
VOL : Displays the volume information about the designated drive.
XCOPY : Copy multiple files, directories, and/or drives from one location to another.
TRUENAME : When placed before a file, will display the whole directory in which it exists
TASKKILL : It allows you to kill those unneeded or locked up applications