This query will show you the state in which each PC Booted. The normal options are:
“Normal boot”
“Fail-safe boot”
“Fail-safe with network boot”
Based on the Win32_computer_system class: http://msdn2.microsoft.com/en-us/library/aa394102.aspx
SELECT
v_GS_COMPUTER_SYSTEM.Name0 AS ‘PC Name’, v_GS_COMPUTER_SYSTEM.UserName0 AS ‘User ID’,
v_GS_COMPUTER_SYSTEM.BootupState0 AS ‘Boot State’
FROM v_GS_COMPUTER_SYSTEM v_GS_COMPUTER_SYSTEM
ORDER BY v_GS_COMPUTER_SYSTEM.Name0