单选题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 AdvisorB SQL OptimizerC SQL Access AdvisorD SQL Tuning Advisor

第1题：

You have a very large table that your users access frequently. Which of the following advisors will recommend any indexes to improve the performance of queries against this table?（）

• A、The Automatic Memory Manager (AMM)
• B、The SQL Tuning Advisor
• C、The Segment Advisor
• D、The SQL Access Advisor SQL

第2题：

Which two statements are true regarding the SQL Repair Advisor？（） 

• A、 The SQL Repair Advisor can be invoked to tune the performance of the regressed SQL statements.
• B、 The SQL Repair Advisor can be invoked even when the incident is not active for a SQL statement crash.
• C、 The SQL Repair Advisor is invoked by the Health Monitor when it encounters the problematic SQL statement.
• D、 The DBA can invoke the SQL Repair Advisor when he or she receives an alert generated when a SQL statement crashes and an incident is created in the ADR.

第3题：

第4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.

第5题：

Which of the following identifies and creates an index to minimize the DB time for a particular SQL statement？（）  

• A、 The SGA Tuning Advisor
• B、 The SQL Access Advisor
• C、 The SQL Tuning Advisor
• D、 The Memory Advisor

第6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

第7题：

You accepted the recommended SQL Profile by executing the following code：   DECLARE   sqlprofile_name varchar2（30）；  BEGIN   sqlprofile_name ：= DBMS_SQLTUNE.ACCEPT_SQL_PROFILE（  task_name => ’my_task’，   profile_name => ’my_profile’）；   END；   Which advisor will analyze this profile？（）  

• A、 SQL Access Advisor
• B、 Undo Advisor
• C、 Segment Advisor
• D、 SQL Tuning Advisor

第8题：

第9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

第10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