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You administer a Microsoft SQL Server 2012 database named Contoso on a server named Server01. You need to collect data for a long period of time to troubleshoot wait statistics when querying Contoso. You also need to ensure minimum impact to the server. What should you create?
Correct Answer: C
Explanation/Reference: Explanation: SQL Server Extended Events has a highly scalable and highly configurable architecture that allows users to collect as much or as little information as is necessary to troubleshoot or identify a performance problem. Extended Events is a light weight performance monitoring system that uses very few performance resources. A SQL Server Extended Events session is created in the SQL Server process hosting the Extended Events engine. References: https://docs.microsoft.com/en-us/sql/relational-databases/extended-events/extended-events