Answer Description

This command will run the Device Manager, which allows the administrator to view and manage hardware on the system

Wikipedia

Device Manager is a component of the Microsoft Windows operating system. It allows users to view and control the hardware attached to the computer. When a piece of hardware is not working, the offending hardware is highlighted for the user to deal with. The list of hardware can be sorted by various criteria.For each device, users can: Supply device drivers in accordance with the Windows Driver Model Enable or disable devices Tell Windows to ignore malfunctioning devices View other technical properties Device Manager was introduced with Windows 95 and later added to Windows 2000. On Windows 9x, Device Manager is part of the System applet in Control Panel. On Windows 2000 and all other Windows NT-based versions of Windows, it is a snap-in for Microsoft Management Console.