<P> E.g. HKEY_LOCAL_MACHINE \ Software \ Microsoft \ Windows refers to the subkey "Windows" of the subkey "Microsoft" of the subkey "Software" of the HKEY_LOCAL_MACHINE root key . </P> <P> There are seven predefined root keys, traditionally named according to their constant handles defined in the Win32 API, or by synonymous abbreviations (depending on applications): </P> <Ul> <Li> HKEY_LOCAL_MACHINE or HKLM </Li> <Li> HKEY_CURRENT_CONFIG or HKCC </Li> <Li> HKEY_CLASSES_ROOT or HKCR </Li> <Li> HKEY_CURRENT_USER or HKCU </Li> <Li> HKEY_USERS or HKU </Li> <Li> HKEY_PERFORMANCE_DATA (only in Windows NT, but invisible in the Windows Registry Editor) </Li> <Li> HKEY_DYN_DATA (only in Windows 9x, and visible in the Windows Registry Editor) </Li> </Ul> <Li> HKEY_LOCAL_MACHINE or HKLM </Li>

Where is the registry stored while windows in running