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* Know what is running in memory. Be familiar with [[Processes in the Windows Task Manager]]. You may find something that doesn't belong there. [http://www.microsoft.com/resources/documentation/windows/xp/all/proddocs/en-us/taskman_whats_there_w.mspx?mfr=true Task Manager] provides information about programs and processes running on your computer. It also displays the most commonly used performance measures for processes.