[1] know OS version : 32 bit or 64 bit
C:/>wmic os get osarchitecture
OSArchitecture
32bit
OR simply check the PROCESSOR_ARCHITECTURE environment variable
C:\>echo %PROCESSOR_ARCHITECTURE%
References
http://superuser.com/a/359655/107419
C:/>wmic os get osarchitecture
OSArchitecture
32bit
OR simply check the PROCESSOR_ARCHITECTURE environment variable
C:\>echo %PROCESSOR_ARCHITECTURE%
References
http://superuser.com/a/359655/107419