单选题The application workload on your database is same between 10 a.m. and 11 a.m. on weekdays. Suddenly you observe poor performance between 10 a.m. and 11 a.m. in the middle of the week. How would you identify the changes in configuration settings， worklo

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单选题

The application workload on your database is same between 10 a.m. and 11 a.m. on weekdays. Suddenly you observe poor performance between 10 a.m. and 11 a.m. in the middle of the week. How would you identify the changes in configuration settings， workload profile， and statistics to diagnose the possible causes of the performance degradation？（）

by using the SQL access advisor

by using the Automatic Workload Repository report

by running the Automatic Database Diagnostic Monitor （ADDM）

by using the Automatic Workload Repository Compare Period report

by analyzing the output of the V$ACTIVE_SESSION_HISTORY view

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第1题

Which two statements about workload capture and replay operations are true?()A. The clients must be created manually on the test machines to perform more realistic testing.B. Restart the database in RESTRICTED mode before beginning workload replay to enable a clean state for workload replay.C. Restart the database in RESTRICTED mode before beginning workload capture to enable a clean state for capturing the workload.D. The application state of the capture system must be identical to the application state of the replay system when the workload replay begins.

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第2题

Your database supports an online transaction processing (OLTP) application.The application is undergoing some major schema changes, such as addition of new indexes and materialized views.You want to check the impact of these changes on workload performance.What should you use to achieve this?（）A. Database replayB. SQL Tuning AdvisorC. SQL Access AdvisorD. SQL Performance AnalyzerE. Automatic Workload Repository compare reports

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第3题

Your database supports a DSS workload that involves the execution of complex queries: Currently, the library cache contains the ideal workload for analysis. You want to analyze some of the queries for an application that are cached in the library cache.What must you do to receive recommendations about the efficient use of indexes and materialized views to improve query performance?（）A. Create a SQL Tuning Set (STS) that contains the queries cached in the library cache and run the SQL Tuning Advisor (STA) on the workload captured in the STS.B. Run the Automatic Workload Repository Monitor (ADDM).C. Create an STS that contains the queries cached in the library cache and run the SQL Performance Analyzer (SPA) on the workload captured in the STS.D. Create an STS that contains the queries cached in the library cache and run the SQL Access Advisor on the workload captured in the STS.

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第4题

What is the purpose of configuring Workload Manager on a server used for development and QA？（） A、To experiment with shared processor poolsB、To isolate physical hardware between workloadsC、To control resource utilization on an application-by-application basisD、To leverage Workload Partition Manager for performance trending and analysis

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第5题

The application workload on your database is same between 10 a.m. and 11 a.m. on weekdays. Suddenly you observe poor performance between 10 a.m. and 11 a.m. in the middle of the week. How would you identify the changes in configuration settings， workload profile，and statistics to diagnose the possible causes of the performance degradation？（）A、by using the SQL access advisorB、by using the Automatic Workload Repository reportC、by running the Automatic Database Diagnostic Monitor （ADDM）D、by using the Automatic Workload Repository Compare Period reportE、by analyzing the output of the V$ACTIVE_SESSION_HISTORY view

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第6题

You work as a database administrator for Supportcenter.cn. You have been asked to use a centralized administrative tool to administer your database servers and application servers. In order to achieve the objective， which component would you configure on each database server？（）A、Database ControlB、Management ServerC、Management RepositoryD、Application Server ControlE、Oracle Management Agent

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第7题

Company.com has a database application and a Web server application running on the same p5-570 server in a single partition. Recently there have been a number of instances where the increased load on the database server has impacted the performance of the Web server. What can the technical specialist recommend to keep the database application from impacting the performance of the Web server？（）A、Create a VLAN between the web server and database server.B、Purchase APV and install the VIOS.C、Increase the priority of the Web server.D、Create separate LPARs for Web and database workloads.

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The application workload on your database is same between 10

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