Some of the following classes in WMI can be used to obtain relevant information.

The following classes are collected to obtain relevant information.

Computer system hardware
Cooling Device classes
Win32_fan
Win32_heatpipe
Win32_refrigeration
Win32_temperatureprobe )}
Input Device classes
Win32_keyboard
Win32_pointingdevice )}
Mass Storage classes
Win32_autochksetting
Win32_cdromdrive
Win32_diskdrive
Win32_floppydrive
Win32_logicaldisk
Win32_mappedlogicaldisk
Win32_tapedrive )}
Motherboard, Controller, and port classes
Win32_1394controller
Win32_1394controllerdevice
Win32_allocatedresource
Win32_associatedprocessormemory
Win32_baseboard
Win32_bios
Win32_bus
Win32_cachememory
Win32_controllerhashub
Win32_devicebus
Win32_devicememoryaddress
Win32_devicesettings
Win32_dmachannel
Win32_floppycontroller
Win32_idecontroller
Win32_idecontrollerdevice
Win32_infrareddevice
Win32_irqresource
Win32_memoryarray
Win32_memoryarraylocation
Win32_memorydevice
Win32_memorydevicearray
Win32_memorydevicelocation
Win32_motherboarddevice
Win32_onboarddevice
Win32_parallelport
Win32_pcmciacontroller
Win32_physicalmemory
Win32_physicalmemoryarray
Win32_physicalmemorylocation
Win32_pnpallocatedresource
Win32_pnpdevice
Win32_pnpentity
Win32_portconnector
Win32_portresource
Win32_processor
Win32_scsicontroller
Win32_scsicontrollerdevice
Win32_serialport
Win32_serialportconfiguration
Win32_serialportsetting
Win32_smbiosmemory
Win32_sounddevice
Win32_systembios
Win32_systemdriverpnpentity
Win32_systemenclosure
Win32_systemmemoryresource
Win32_systemslot
Win32_usbcontroller
Win32_usbcontrollerdevice
Win32_usbhub )}
Networking device classes
Win32_networkadapter
Win32_networkadapterconfiguration
Win32_networkadaptersetting )}
Power classes
Win32_associatedbattery
Win32_battery
Win32_currentprobe
Win32_portablebattery
Win32_powermanagementevent
Win32_uninterruptiblepowersupply
Win32_voltageprobe )}
Printing classes
Win32_driverfordevice
Win32_printer
Win32_printerconfiguration
Win32_printercontroller
Win32_printerdriver
Win32_printerdriverdll
Win32_printersetting
Win32_printjob
Win32_tcpipprinterport )}
Telephony classes
Win32_potsmodem
Win32_potsmodemtoserialport )}
Video and monitor classes
Win32_shorttopmonitor
Win32_displayconfiguration
Win32_displaycontrollerconfiguration
Win32_videoconfiguration
Win32_videocontroller
Win32_videosettings )})}
Users
Com
Win32_classiccomapplicationclasses
Win32_classiccomclass
Win32_classiccomclassset.pdf
Win32_clientapplicationsetting
Win32_comapplication
Win32_comapplicationclasses
Win32_comapplicationsettings
Win32_comclass
Win32_comclassautoemulator
Win32_comclassemulator
Win32_componentcategory
Win32_comsetting
Win32_dcomapplication
Win32_dcomapplicationaccessallowedsetting
Win32_dcomapplicationlaunchallowedsetting
Win32_dcomapplicationsetting
Win32_implementedcategory )}
Desktop
Win32_desktop
Win32_environment
Win32_timezone
Win32_userdesktop )}
Drivers
Win32_drivervxd
Win32_systemdriver )}
File System
Win32_cimlogicaldevicecimdatafile
Win32_directory
Win32_directoryspecification
Win32_diskdrivetodiskpartition
Win32_diskpartition
Win32_diskquota
Win32_logicaldiskrootdirectory
Win32_logicaldisktopartition
Win32_operatingsystemautochksetting
Win32_quotasetting
Win32_shortcutfile
Win32_subdirectory
Win32_systempartitions
Win32_volumequotasetting )}
Job objects
Win32_collectionstatistics
Win32_luid
Win32_luidandattributes
Win32_namedjobobject
Win32_namedjobobjectactginfo
Win32_namedjobobjectlimit
Win32_namedjobobjectlimitsetting
Win32_namedjobobjectprocess
Win32_namedjobobjectseclimit
Win32_namedjobobjectseclimitsetting
Win32_namedjobobjectstatistics
Win32_sidandattributes
Win32_tokengroups
Win32_tokenprivileges )}
Memory and page files
Win32_logicalmemoryconfiguration
Win32_pagefile
Win32_pagefileelementsetting
Win32_pagefilesetting
Win32_pagefileusage
Win32_systemlogicalmemoryconfiguration )}
Multimedia audio/visual
Win32_codecfile )}
Networking
Win32_activeroute
Win32_ip4persistedroutetable
Win32_ip4routetable
Win32_ip4routetableevent
Win32_networkclient
Win32_networkconnection
Win32_networkprotocol
Win32_ntdomain
Win32_pingstatus
Win32_protocolbinding )}
Operating System Events
Win32_computershutdownevent
Win32_computersystemevent
Nwin32_devicechangeevent
Win32_moduleloadtrace
Win32_moduletrace
Win32_processstarttrace
Win32_processstoptrace
Win32_processtrace
Win32_systemconfigurationchangeevent
Win32_systemtrace
Win32_threadstarttrace
Win32_threadstoptrace
Win32_threadtrace
Win32_volumechangeevent )}
Operating system settings
Win32_bootconfiguration
Win32_computersystem
Win32_computersystemprocessor
Win32_computersystemproduct
Win32_dependentservice
Win32_loadordergroup
Win32_loadordergroupservicedependencies
Win32_loadordergroupservicemembers
Win32_operatingsystem
Win32_operatingsystemqfe
Win32_osrecoveryconfiguration
Win32_quickfixengineering
Win32_startupcommand
Win32_systembootconfiguration
Win32_systemdesktop
Win32_systemdevices
Win32_systemloadordergroups
Win32_systemnetworkconnections
Win32_systemoperatingsystem
Win32_systemprocesses
Win32_systemprogramgroups
Win32_systemresources
Win32_systemservices
Win32_systemsetting
Win32_systemsystemdriver
Win32_systemtimezone
Win32_systemusers )}
Processes
Win32_process
Win32_processstartup
Win32_thread )}
Registry
Win32_registry )}
Scheduler jobs
Win32_currenttime
Win32_scheduledjob )}
Security
Nwin32_accountsid
Win32_ace
Win32_logicalfileaccess
Win32_logicalfileauditing
Win32_logicalfilegroup
Win32_logicalfileowner
Win32_logicalfilesecuritysetting
Win32_logical1_access
Win32_logicalshareauditing
Win32_logicalpolicsecuritysetting
Nwin32_privilegesstatus
Nwin32_securitydeor
Win32_securitysetting
Win32_securitysettingaccess
Win32_securitysettingauditing
Win32_securitysettinggroup
Win32_securitysettingoflogicalfile
Nodwin32_securitysettingoflogicalshare
Win32_securitysettingofobject
Win32_securitysettingowner
Win32_sid
Win32_trustee )}
Services
Win32_baseservice
Win32_service )}
Shares
Win32_serverconnection
Win32_serversession
Win32_connectionshare
Win32_printershare
Win32_sessionconnection
Win32_sessionprocess
Win32_sharetodirectory
Win32_share )}
Start Menu
Nowin32_logicalprogramgroup
Win32_logicalprogramgroupdirectory
Win32_logicalprogramgroupitem
Win32_logicalprogramgroupitemdatafile
Win32_programgroup
Win32_programgroupcontents
Win32_programgrouporitem )}
Users
Win32_account
Win32_group
Win32_groupindomain
Win32_groupuser
Win32_logonsession
Win32_logonsessionmappeddisk
Win32_networkloginprofile
Win32_systemaccount
Win32_useraccount
Win32_userindomain )}
Windows NT Event Log
Win32_nteventlogfile
Win32_ntlogevent
Win32_ntlogeventcomputer
Win32_ntlogeventlog
Win32_ntlogeventuser )}
Windows product activation
Win32_computersystemwindowsproductactivationsetting
Win32_proxy
Win32_windowsproductactivation )})}
Installed applications
Win32_actioncheck
Win32_applicationcommandline
Win32_applicationservice
Win32_binary
Win32_bindimageaction
Win32_checkcheck
Win32_classinfoaction
Win32_commandlineaccess
Win32_condition
Win32_createfolderaction
Win32_duplicatefileaction
Win32_environmentspecification
Win32_extensioninfoaction
Win32_filespecification
Win32_fontinfoaction
Win32_inifilespecification
Win32_installedsoftwareelement
Win32_launchcondition
Win32_managedsystemelementresource
Win32_mimeinfoaction
Win32_movefileaction
Win32_msiresource
Win32_odbcattribute
Win32_odbcdatasourceattribute
Win32_odbcdatasourcespecification
Win32_odbcdriverattribute
Win32_odbcdriversoftwareelement
Win32_odbcdriverspecification
Win32_odbcsourceattribute
Win32_odbctranslatorspecification
Win32_patch
Win32_patchfile
Win32_patchpackage
Win32_product
Win32_productcheck
Win32_productresource
Win32_productsoftwarefeatures
Win32_progidspecification
Win32_property
Win32_publishcomponentaction
Win32_registryaction
Win32_removefileaction
Win32_removeiniaction
Win32_reservecost
Win32_selfregmoduleaction
Win32_servicecontrol
Win32_servicespecification
Win32_servicespecificationservice
Win32_settingcheck
Win32_shortcutaction
Win32_shortcutsap
Win32_softwareelement
Win32_softwareelementaction
Win32_softwareelementcheck
Win32_softwareelementcondition
Win32_softwareelementresource
Win32_softwarefeature
Win32_softwarefeatureaction
Win32_softwarefeaturecheck
Win32_softwarefeatureparent
Win32_softwarefeaturesoftwareelements
Win32_typelibraryaction )}
WMI Service Management
WMI configuration classes
Win32_methodparameterclass )}
WMI management classes
Win32_wmisetting
Win32_wmielementsetting )})}
Performance counters
Formatted performance counter classes
Win32_perfformatteddata
Win32_perfformatteddata_asp_activeserverpages
Win32_perfformatteddata_contentfilter_indexingservicefilter
Win32_perfformatteddata_contentindex_indexingservice
Win32_perfformatteddata_inetinfo_internetinformationservicesglobal
Win32_perfformatteddata_isapisearch_httpindexingservice
Win32_perfformatteddata_msdtc_distributedtransactioncoordinator
Win32_perfformatteddata_ntfsdrv_smtpntfsstoredriver
Win32_perfformatteddata_perfdisk_logicaldisk
Win32_perfformatteddata_perfdisk_physicaldisk
Win32_perfformatteddata_perfnet_browser
Win32_perfformatteddata_perfnet_redirector
Win32_perfformatteddata_perfnet_server
Win32_perfformatteddata_perfnet_serverworkqueues
Win32_perfformatteddata_perfos_cache
Win32_perfformatteddata_perfos_memory
Win32_perfformatteddata_perfos_objects
Win32_perfformatteddata_perfos_pagingfile
Win32_perfformatteddata_perfos_processor
Win32_perfformatteddata_perfos_system
Win32_perfformatteddata_perfproc_fullimage_costly
Win32_perfformatteddata_perfproc_image_costly
Win32_perfformatteddata_perfproc_jobobject
Win32_perfformatteddata_perfproc_jobobjectdetails
Win32_perfformatteddata_perfproc_process
Win32_perfformatteddata_perfproc_processaddressspace_costly
Win32_perfformatteddata_perfproc_thread
Win32_perfformatteddata_perfproc_threaddetails_costly
Win32_perfformatteddata_psched_pschedflow
Win32_perfformatteddata_psched_pschedpipe
Win32_perfformatteddata_remoteaccess_rasport
Win32_perfformatteddata_remoteaccess_rastotal
Win32_perfformatteddata_rsvp_acsrsvpinterfaces
Win32_perfformatteddata_rsvp_acsrsvpservice
Win32_perfformatteddata_smtpsvc_smtpserver
Win32_perfformatteddata_spooler_printqueue
Win32_perfformatteddata_tapisrv_telephony
Win32_perfformatteddata_tcpip_icmp
Win32_perfformatteddata_tcpip_ip
Win32_perfformatteddata_tcpip_nbtconnection
Win32_perfformatteddata_tcpip_networkinterface
Win32_perfformatteddata_tcpip_tcp
Win32_perfformatteddata_tcpip_udp
Win32_perfformatteddata_termservice_terminalservices
Win32_perfformatteddata_termservice_terminalservicessession
Win32_perfformatteddata_w3svc_webservice )}
Raw performance counter classes
Win32_perfrawdata
Win32_perfrawdata_asp_activeserverpages
Win32_perfrawdata_contentfilter_indexingservicefilter
Win32_perfrawdata_contentindex_indexingservice
Win32_perfrawdata_inetinfo_internetinformationservicesglobal
Win32_perfrawdata_isapisearch_httpindexingservice
Win32_perfrawdata_msdtc_distributedtransactioncoordinator
Win32_perfrawdata_ntfsdrv_smtpntfsstoredriver
Win32_perfrawdata_perfdisk_logicaldisk
Win32_perfrawdata_perfdisk_physicaldisk
Win32_perfrawdata_perfnet_browser
Win32_perfrawdata_perfnet_redirector
Win32_perfrawdata_perfnet_server
Win32_perfrawdata_perfnet_serverworkqueues
Win32_perfrawdata_perfos_cache
Win32_perfrawdata_perfos_memory
Win32_perfrawdata_perfos_objects
Win32_perfrawdata_perfos_pagingfile
Win32_perfrawdata_perfos_processor
Win32_perfrawdata_perfos_system
Win32_perfrawdata_perfproc_fullimage_costly
Win32_perfrawdata_perfproc_image_costly
Win32_perfrawdata_perfproc_jobobject
Win32_perfrawdata_perfproc_jobobjectdetails
Win32_perfrawdata_perfproc_process
Win32_perfrawdata_perfproc_processaddressspace_costly
Win32_perfrawdata_perfproc_thread
Win32_perfrawdata_perfproc_threaddetails_costly
Win32_perfrawdata_psched_pschedflow
Nwin32_perfrawdata_psched_pschedpipe
Win32_perfrawdata_remoteaccess_rasport
Win32_perfrawdata_remoteaccess_rastotal
Win32_perfrawdata_rsvp_acsrsvpinterfaces
Win32_perfrawdata_rsvp_acsrsvpservice
Win32_perfrawdata_smtpsvc_smtpserver
Win32_perfrawdata_spooler_printqueue
Win32_perfrawdata_tapisrv_telephony
Win32_perfrawdata_tcpip_icmp
Win32_perfrawdata_tcpip_ip
Win32_perfrawdata_tcpip_nbtconnection
Win32_perfrawdata_tcpip_networkinterface
Win32_perfrawdata_tcpip_tcp
Win32_perfrawdata_tcpip_udp
Win32_perfrawdata_termservice_terminalservices
Win32_perfrawdata_termservice_terminalservicessession
Win32_perfrawdata_w3svc_webservice