There Are Various Windows Commnds That You Can Do Lot Of Things.. This Is a usefull commnd that i found..
Click the "Start Button" , Then Open Run DialogBox And You can type Below Commnda and Do use ful Tasks

Administrative Tools = control admintools
Authorization Manager = azman.msc
Component Services = dcomcnfg
Certificate Manager = certmgr.msc
Direct X Troubleshooter = dxdiag 
Display Languages = lpksetup
ODBC Data Source Administrator = odbcad32
File Signature Verification Tool = sigverif
Group Pol...
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