The SQL Tuning Advisor has been configured with default configurations in your database instance. Which recommendation is automatically implemented without the DBA’s intervention after the SQL Tuning Advisor is run as part of the AUTOTASK framework？（）

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• You are creating a SQL Tuning Set to allow a group of SQL statements to be passed into the SQL Tuning Advisor. Which packages will you use to create the SQL Tuning Set？（）

  A .  DBMS_WORKLOAD_REPOSITORY B .  DBMS_RESOURCE_MANAGER C .  DBMS_SQLTUNE D .  DBMS_ADVISOR

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• 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 recommendatio

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• While tuning a SQL statement， the SQL Tuning Advisor finds an existing SQL profile for the statement that has stale statistics available. What would the optimizer do in this situation？（）  

  A .  It updates the existing SQL profiles with current statistics B .  It makes the statistics information available to GATHER_STATS_JOB C .  It initiates the statistics collection process by running GATHER_STATS_JOB D .  It logs a warning message in the alert log so that the DBA can perform statistics collection manually

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• Which of the following cannot be used as input to the SQL Tuning Advisor?（） (Choose all that apply.)

  A . A single SQL statement provided by a user B . An existing SQL Tuning Set (STS) C . A preprocessed Database Replay workload D . A schema name E . SQL statement identified in EM as using excessive resource

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• Which component does the SQL Tuning Advisor NOT analyze for the SQL statements？（）  

  A . ADDM B . AWR C . Cursor Cache D . SQL Tuning Sets E . Flash Recovery Area

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• 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 log

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• What recommendations does the SQL Access Advisor provide for optimizing SQL queries?（）

  A . selection of SQL plan baselines B . partitioning of tables and indexes C . creation of index-organized tables D . creation of bitmap, function-based, and B-tree indexes E . optimization of materialized views for maximum query usage and fast refresh

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• The SQL Tuning Advisor has been configured with default configurations in your database instance. Which recommendation is automatically implemented without the DBA's intervention after the SQL Tuning Advisor is run as part of the AUTOTASK framework?（）

  A . statistics recommendations B . SQL profile recommendations C . index-related recommendations D . restructuring of SQL recommendatio

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• 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.

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• Which package provides API’s for the SQL Tuning Advisor？（）

  A .  DBMS_MONITOR B .  DBMS_STATS C .  DBMS_SQLTUNE D .  DBMS_ADVISOR

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• Which three functions are performed by the SQL Tuning Advisor? （）

  A . Building the SQL profile B . Recommending optimization of materialized views C . Checking query objects for missing and stale statistics D . Recommending bitmap, function-based, and B-tree indexes E . Recommending restructuring SQL queries that are using bad pla

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• 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

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• 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

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• 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

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• Which three functions are performed by the SQL Tuning Advisor？（） 

  A .  Building the SQL profile B .  Recommending optimization of materialized views C .  Checking query objects for missing and stale statistics D .  Recommending bitmap， function-based， and B-tree indexes E .  Recommending restructuring SQL queries that are using bad pla

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• 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 recommendatio

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• 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 log

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• 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

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• What happens when you run the SQL Tuning Advisor with limited scope?（）

  A . Access path analysis is not performed for SQL statements. B . SQL structure analysis is not performed for SQL statements. C . SQL Profile recommendations are not generated for SQL statements. D . Staleness and absence of statistics are not checked for the objects in the SQL Tuning Advisor. In this case, SQL Tuning Advisor produces recommendations based on statistical checks, access path analysis, and SQL structure analysis. SQL profile recommendations are not generated.

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• Which three functions are performed by the SQL Tuning Advisor?（） (Choose three.)

  A . Building the SQL profile B . Recommending optimization of materialized views C . Checking query objects for missing and stale statistics D . Recommending bitmap, function-based, and B-tree indexes E . Recommending restructuring SQL queries that are using bad pla

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• Which of the following cannot be used as input to the SQL Tuning Advisor？（）

  A .  A single SQL statement provided by a user B .  An existing SQL Tuning Set （STS） C .  A preprocessed Database Replay workload D .  A schema name E .  SQL statement identified in EM as using excessive resource

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• Which of the following is a potential performance tuning recommendation from the SQL Access Advisor？（）  

  A .  Create new indexes. B .  Modify existing indexes. C .  Implement partitioning on a nonpartitioned table. D .  Create materialized views. E .  All of the above

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• Which three functions are performed by the SQL Tuning Advisor?（）

  A . Building and implementing SQL profiles B . Recommending the optimization of materialized views C . Checking query objects for missing and stale statistics D . Recommending bitmap, function-based, and B-tree indexes E . Recommending the restructuring of SQL queries that are using bad pla

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• The SQL Tuning Advisor has been configured with default configurations in your database instance.Which recommendation is automatically implemented without the DBA‘s intervention after the SQL Tuning Advisor is run as part of the AUTOTASK framework？（）

  A. statistics recommendations B. SQL profile recommendations C. index-related recommendations D. restructuring of SQL recommendations

  查看最佳答案