Which tool allows an administrator to gather current performance information in MS-WINDOWS server environment?

In a Microsoft Windows Server environment, the Performance Monitor (PerfMon) is the primary tool that allows administrators to gather current performance information. It provides real-time data on various system metrics, such as CPU usage, memory consumption, and disk activity, enabling administrators to analyze and troubleshoot performance issues. Additionally, PerfMon can be configured to log data over time for historical analysis.