The Windows Management Instrumentation (WMI) facilities in Windows offer thousands of classes that provide information of interest to administrators. Table G-1 lists the categories and subcategories covered by WMI and can be used to get a general idea of the scope of WMI classes. Table G-2 provides a selected subset of the most useful WMI classes. For more information about a category, search the official WMI documentation here.
Table G-1. WMI class categories and subcategories
Computer system hardware
Cooling device, input device, mass storage, motherboard, controller and port, networking device, power, printing, telephony, video, and monitor
COM, desktop, drivers, filesystem, job objects, memory and page files, multimedia audio/visual, networking, operating system events, operating system settings, processes, registry, scheduler jobs, security, services, shares, Start menu, storage, users, Windows NT event log, Windows product activation
WMI Service Management
WMI configuration, WMI management
Installed applications, performance counter, security descriptor
Table G-2. Selected WMI classes
Represents a named collection of data or executable code. Currently, the provider returns files on fixed and mapped logical disks. In the future, only instances of files on local fixed disks will be returned.
Represents a baseboard, which is also known as a motherboard or system board.