ConnectionOptions options = new ConnectionOptions();

            ManagementScope scope = new ManagementScope("\\\\computerName\\root\\cimv2", options);

            scope.Connect();

            ObjectQuery query = new ObjectQuery("SELECT * FROM Win32_OperatingSystem");

            //SelectQuery selectQuery = new SelectQuery("Select * from Win32_LogicalDisk");

            ManagementObjectSearcher searcher = new ManagementObjectSearcher(scope, query);

            ManagementObjectCollection queryCollection = searcher.Get();

            foreach (ManagementObject m in queryCollection)

            {

                Console.WriteLine("Computer Name : {0}", m["csname"]);

                Console.WriteLine("Windows Directory : {0}", m["WindowsDirectory"]); 

                Console.WriteLine("Operating System: {0}", m["Caption"]); 

                Console.WriteLine("Version: {0}", m["Version"]); 

                Console.WriteLine("Manufacturer : {0}", m["Manufacturer"]); 

            }