1z0-417 무료 덤프문제 온라인 액세스

A customer has database performance issues within their Oracle Real Application Cluster. What is the next step?

• A.Use a third-party RAC tool to identify the bad SQL and then rewrite it.
• B.Turnoff RAC interconnects to isolate any network issues impacting database performance problems.
• C.Utilize the Oracle Database Performance Method to help identify and correct issue.
• D.Run the V$RAC script to dump all the RAC statistics and look for what has the highest metric accumulation.
• E.Use the application load testing utility to overload a copy of their application in development to flush out theissue.

To isolate performance problem in an Oracle real Application Cluster, for which two abilities would you implement Oracle Diagnostics Pack for Oracle Databases?

• A.Cluster-wide performance analysis and reports with ADDM on issues that affect an entire databaseas wellas its individual instances.
• B.ADDM's ability to review SNMP trap error messages and automatically open trouble tickets.
• C.ADDM X$ and V$ performance analysis and reports that compare the overall RAC Database to the sum ofits individual database instances.
• D.Database-wide analysis of global resources by ADDM for high-load SQL, global cache interconnect traffic,and skew in instance response times.
• E.ADDM recommendations inclusive of SAN and NFS mounted storage to pinpoint issues within the storagecache.

For which use case would you utilize SQL Performance Analyzer and optimizer pending statistics functionality?

• A.to test performance just after a database reboot
• B.to test effect of new Optimizer statistics
• C.to test performance after an upgrade to an Oracle Real Application Cluster
• D.to test performance after a database upgrade
• E.to test performance of an Operating System patch

Which two could Oracle Database Replay is used to validate performance?

• A.to find the least-used SQL statement
• B.applying workload to an application after an operating system patch
• C.applying a workload from one database release to another database release
• D.moving a workload from a single database instance and applying it to an Oracle Real Application Cluster(RAC)
• E.to check and compare if a specific set of SQL statements have regressed between two different databasereleases

Which is a true statement about the difference in the functionality of Active Session History (ASH) and SQL Trace/TKPROF?

• A.ASH provides detailed session level data, SQL Trace/TKPROF does not
• B.ASH provides time based data, SQL Trace/TKPROF does not
• C.ASH counts and has occurrence data, SQL Trace/TKPROF does not
• D.ASH is always on, SQL Trace/TKPROF is not
• E.ASH identifies Bind variables that are available, SQL Trace/TKPROF does not