GPEDIT.MSC ----- Group Policy SNDREC32 ------- Recorder NSLOOKUP ------- IP Address Detector Explorer ------- Open Explorer LOGOFF ----- ---- Logout Command TSSHUTDN -------- 60 seconds countdown shutdown Command LusRMgr.msc ---- Native users and group services.msc --- Local service settings OOBE / MSOOBE / A ---- Check Whether the XP is activated Notepad -------- Open Notepad Cleanmgr -------- Waste Squits NET Start Messenger ---- Start the Letter Service CompMgmt.msc - - Computer Management Net Stop Messenger ------ - Stop letter to make a service conf ----------- Start netmeetingdvdplay -------- DVD player Charmap -------- Start Character map table Diskmgmgmgmt.msc --- Disk Management Utilities CALC ----------- Start calculator DFRG.MSC ----- Disk Defragmentation Program Chkdsk.exe ----- CHKDSK Disk Check DEVMGMT.MSC --- Device Management Regsvr32 / u * .dll ---- Stop DLL file run drwtsn32 ------ System doctor rononce -p ---- 15 second shutdown DXDIAG -------- Check DirectX information regedt32-- ----- Registry Editor Msconfig.exe --- System Configuration Utility RSOP.MSC ------- Group Policy Result Set Mem.exe -------- Display Memory usage regedit. EXE ---- Registration WinChat -------- XP comes with LAN chat progman -------- Program Manager WinMSD --------- System Information Perfmon.msc-- - Computer performance monitor Winver --------- Check Windows version SFC / Scannow ----- Scan error and restore Taskmgr ----- Task Manager (2000 / XP / 2003)