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多选题You want to use the SQL Tuning Advisor to generate recommendations for badly written SQL statements in your development environment.   Which three sources can you select for the advisor to analyze？ （）ATop SQLBsnapshotsCSQL Tuning setsDindex access path

题目
多选题
You want to use the SQL Tuning Advisor to generate recommendations for badly written SQL statements in your development environment.   Which three sources can you select for the advisor to analyze？ （）
A

Top SQL

B

snapshots

C

SQL Tuning sets

D

index access path

E

optimizer statistics

F

materialized view logs

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相似问题和答案

第1题：

Which of these appropriately describes the results of a manual SQL Tuning Advisor task?（）

  • A、A list of SQL statements and recommendations for tuning
  • B、A list of SQL statements that have been tuned by the Advisor, with before and after metrics
  • C、Graphs showing the actual performance improvement made by the Advisor after it implemented the recommended changes
  • D、All of the above

正确答案:A

第2题：

You want to use the SQL Tuning Advisor to generate recommendations for badly written SQL statements in your development environment. Which three sources can you select for the advisor to analyze？（）

  • A、 Top SQL
  • B、 snapshots
  • C、 SQL Tuning sets
  • D、 index access path
  • E、 optimizer statistics
  • F、 materialized view logs

正确答案:A,C,D

第3题：

View the Exhibit to examine the Automatic SQL Tuning result details.Which action would you suggest for the selected SQL statement in the Exhibit?()

A. Accept the recommended SQL profile.

B.Collect statistics for the related objects.

C. Run the Access Advisor for the SQL statement.

D. Run the Segment Advisor for recommendations.


参考答案：C

第4题：

The SQL Tuning Advisor configuration has default settings in your database instance. Which recommendation is automatically implemented after the SQL Tuning Advisor is run as part of the automatic maintenance task?（）

  • A、statistics recommendations
  • B、SQL Profile recommendations
  • C、Index-related recommendations
  • D、restructuring of SQL recommendations

正确答案:B

第5题：

Which statement is true when you run the SQL Tuning Advisor with limited scope？（）

  • A、Access path analysis is not performed for the SQL statements.
  • B、SQL structure analysis is not performed for the SQL statements.
  • C、SQL Profile recommendations are not generated for the SQL statements.
  • D、The staleness and absence of the statistics are not checked for the objects in the query supplied to the SQL Tuning Advisor.

正确答案:C

第6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.

正确答案:D

第7题：

You work with a newly created database. Presently, there is no application load on the database instance.You want to create a baseline for tuning the application, so you decide to collect recommendations that can be implemented to improve application performance.What action must you take to achieve this?（）

  • A、Run Segment Advisor
  • B、Run the SQL Tuning Advisor (STA)
  • C、Run the Automatic Workload Repository (AWR) report
  • D、Run the SQL Access Advisor with a hypothetical workload

正确答案:D

第8题：

To view the results of the most recent Automatic SQL Tuning Advisor task, which sequence should you follow?（）

  • A、EM Database home page, Software and Support, SQL Advisors, Automatic SQL Tuning Advisor.
  • B、EM Database home page, Software and Support, Advisor Central, SQL Advisors, Automatic SQL Tuning Advisor.
  • C、EM Database home page, Software and Support, Support Workbench, Advisor Central, SQL Advisors, Automatic SQL Tuning Advisor.
  • D、Either B or C
  • E、All of the above

正确答案:D

第9题：

Which of the following advisors within the Oracle advisory framework will analyze a single SQL statement and make recommendations for performance improvement?（）

  • A、SQL Repair Advisor
  • B、SQL Optimizer
  • C、SQL Access Advisor
  • D、SQL Tuning Advisor

正确答案:D

第10题：

To view the results of a manual SQL Tuning Advisor task, which steps should the DBA take?（）

  • A、From the Advisor Central home page, select the tuning task from the Advisor Tasks section.
  • B、From Advisor Central, choose SQL Advisors, SQL Tuning Advisors, Manual Tuning Task Results.
  • C、From Advisor Central, choose SQL Advisors, Manual SQL Tuning Advisors, Tuning Task Results.
  • D、Either B or C

正确答案:A

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