Windows Task Manager is a task manager application. It is part of the Microsoft Windows NT family of operating systems. Windows Task Manager gives detailed information about computer performance and applications that are currently running. It also gives information about processes and CPU usage, commit charge and memory information, network activity and statistics, logged-in users, and system services. The application can be used to set process priorities, processor affinity, forcibly terminating (ending) processes. In Windows XP only, the application can be used to shut down, restart, hibernate or log off from Windows.