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多选题
While deploying a new application module, the software vendor ships the application software along with appropriate SQL plan baselines for the new SQLs being introduced. Which two statements describe the consequences?（）
A
The plan baselines can be evolved over time to produce better performance.
B
The newly generated plans are directly placed into the SQL plan baseline without being verified.
C
The new SQL statements initially run with the plans that are known to produce good performance under standard test configuration.
D
The optimizer does not generate new plans for the SQL statements for which the SQL plan baseline has been imported.
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更多 “多选题While deploying a new application module, the software vendor ships the application software along with appropriate SQL plan baselines for the new SQLs being introduced. Which two statements describe the consequences?（）AThe plan baselines can be evolved over time to produce better performance.BThe newly generated plans are directly placed into the SQL plan baseline without being verified.CThe new SQL statements initially run with the plans that are known to produce good performance under standard test configuration.DThe optimizer does not generate new plans for the SQL statements for which the SQL plan baseline has been imported.” 相关考题
考题
Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window?()
A. generating the SQL profileB. testing and accepting the SQL profileC. generating a list of candidate SQLs for tuningD. adding tuned SQL plans into the SQL plan baselineE. tuning each SQL statement in the order of importanceF. generating baselines that include candidate SQLs for tuning
考题
Which two statements about the SQL Management Base (SMB) are true?()
A. It contains only SQL profiles generated by SQL Tuning Advisor.B. It stores plans generated by the optimizer using a stored outline.C. It is part of the data dictionary and stored in the SYSAUX tablespace.D. It is part of the data dictionary and stored in the SYSTEM tablespace.E. It contains the statement log, the plan history, plan baselines, and SQL profiles.
考题
Which statement describes the effect of the execution of the above PL／SQL block?()
A. The plan baselines are verified with the SQL profiles.B. All fixed plan baselines are converted into nonfixed plan baselines.C. All the nonaccepted SQL profiles are accepted into the plan baseline.D. The nonaccepted plans in the SQL Management Base are verified with the existing plan baselines.
考题
Identify the two direct sources from where SQL plans can be loaded into the SQL plan baselines.()
A. Cursor cacheB. Stored outlineC. SQL Tuning SetD. Automatic Workload Repository (AWR) snapshots
考题
While deploying a new application module, the software vendor ships the application software along with appropriate SQL plan baselines for the new SQLs being introduced. Which two statements describe the consequences?（）A、The plan baselines can be evolved over time to produce better performance.B、The newly generated plans are directly placed into the SQL plan baseline without being verified.C、The new SQL statements initially run with the plans that are known to produce good performance under standard test configuration.D、The optimizer does not generate new plans for the SQL statements for which the SQL plan baseline has been imported.
考题
The following parameter are set for your Oracle 12c database instance: OPTIMIZER_CAPTURE_SQL_PLAN_BASELINES=FALSE OPTIMIZER_USE_SQL_PLAN_BASELINES=TRUE You want to manage the SQL plan evolution task manually. Examine the following steps: 1. Set the evolve task parameters. 2. Create the evolve task by using the DBMS_SPM.CREATE_EVOLVE_TASK function. 3. Implement the recommendations in the task by using the DBMS_SPM.IMPLEMENT_EVOLVE_TASK function. 4. Execute the evolve task by using the DBMS_SPM.EXECUTE_EVOLVE_TASK function. 5. Report the task outcome by using the DBMS_SPM.REPORT_EVOLVE_TASK function. Identify the correct sequence of steps:（）A、2，4，5B、2，1，4，3，5C、1，2，3，4，5D、1，2，4，5
考题
Which two statements about the SQL Management Base (SMB) are true? （）(Choose two.)A、It contains only SQL profiles generated by SQL Tuning Advisor.B、It stores plans generated by the optimizer using a stored outline.C、It is part of the data dictionary and stored in the SYSAUX tablespace.D、It is part of the data dictionary and stored in the SYSTEM tablespace.E、It contains the statement log, the plan history, plan baselines, and SQL profiles.
考题
Your system has been upgraded from Oracle Database 10g to Oracle Database 11g. You imported SQL Tuning Sets （STS） from the previous version. After changing the OPTIMIZER_FEATURE_ENABLE parameter to 10.2.0.4 and running the SQL Performance Analyzer， you observed performance regression for a few SQL statements. What would you do with these SQL statements？（）A、 Set OPTIMIZER_USE_PLAN_BASELINES to FALSE to prevent the use of regressed plans.B、 Capture the plans from the previous version using STS and then load them into the stored outline.C、 Capture the plans from the previous version using STS and then load them into SQL Management Base （SMB）D、 Set OPTIMIZER_CAPTURE_SQL_PLAN_BASELINES to FALSE to prevent the plans from being loaded to the SQL plan baseline.
考题
Which three are the valid statements in relation to SQL plan baselines？（）A、 The plans can be manually loaded to the SQL plan baseline.B、 The plans in the SQL plan baseline are verified and accepted plans.C、 The plans generated for every SQL statement are stored in the SQL plan baseline by default. D、 The plan baselines are stored temporarily in the memory as long as the database instance is running.E、 For the SQL plan baselines to be accessible to the optimizer， the SYSAUX tablespace must be online.
考题
Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window?（）A、generating the SQL profileB、testing and accepting the SQL profileC、generating a list of candidate SQLs for tuningD、adding tuned SQL plans into the SQL plan baselineE、tuning each SQL statement in the order of importanceF、generating baselines that include candidate SQLs for tuning
考题
Identify the two direct sources from where SQL plans can be loaded into the SQL plan baselines.（）A、 Cursor cacheB、 Stored outlineC、 SQL Tuning SetD、 Automatic Workload Repository （AWR） snapshots
考题
Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window？（）A、 generating the SQL profileB、 testing and accepting the SQL profileC、 generating a list of candidate SQLs for tuningD、 adding tuned SQL plans into the SQL plan baselineE、 tuning each SQL statement in the order of importance F、 generating baselines that include candidate SQLs for tuning
考题
Which statement describes the effect of the execution of the above PL/SQL block?（）A、The plan baselines are verified with the SQL profiles.B、All fixed plan baselines are converted into nonfixed plan baselines.C、All the nonaccepted SQL profiles are accepted into the plan baseline.D、The nonaccepted plans in the SQL Management Base are verified with the existing plan baselines.
考题
The OPTIMIZER_USE_PLAN_BASELINES parameter is set to TRUE. The optimizer generates a plan for a SQL statement but does not find a matching plan in the SQL plan baseline. Which two operations are performed by the optimizer in this scenario?（）A、The optimizer adds the new plan to the plan history.B、The optimizer selects the new plan for the execution of the SQL statement.C、The optimizer adds the new plan to the SQL plan baseline as an accepted plan.D、The optimizer adds the new plan to the SQL plan baseline but not in the ENABLED state.E、The optimizer costs each of the accepted plans in the SQL plan baseline and picks the one with the lowest cost.
考题
Examine the following PL/SQL block： SET SERVEROUTPUT ON SET LONG 10000 ECLARE report clob； BEGIN report ：= DBMS_SPM.EVOLVE_SQL_PLAN_BASELINE（）； DBMS_OUTPUT.PUT_LINE（report）； END； Which statement describes the effect of the execution of the above PL/SQL block？（） A、 The plan baselines are verified with the SQL profiles.B、 All fixed plan baselines are converted into nonfixed plan baselines.C、 All the nonaccepted SQL profiles are accepted into the plan baseline.D、 The nonaccepted plans in the SQL Management Base are verified with the existing plan baselines.
考题
多选题Which two statements about the SQL Management Base (SMB) are true?（）AIt contains only SQL profiles generated by SQL Tuning Advisor.BIt stores plans generated by the optimizer using a stored outline.CIt is part of the data dictionary and stored in the SYSAUX tablespace.DIt is part of the data dictionary and stored in the SYSTEM tablespace.EIt contains the statement log, the plan history, plan baselines, and SQL profiles.
考题
多选题You want to analyze a SQL Tuning Set (STS) using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set?（）AEvery SQL statement in the STS is considered only once for executionBThe SQL statements in the STS are executed concurrently to produce the execution plan and execution statisticsCThe execution plan and execution statistics are computed for each SQL statement in the STSDThe effects of DDL and DML are considered to produce the execution plan and execution statistics
考题
多选题The OPTIMIZER_USE_PLAN_BASELINES parameter is set to TRUE. The optimizer generates a plan for a SQL statement but does not find a matching plan in the SQL plan baseline. Which two operations are performed by the optimizer in this scenario?（）AThe optimizer adds the new plan to the plan history.BThe optimizer selects the new plan for the execution of the SQL statement.CThe optimizer adds the new plan to the SQL plan baseline as an accepted plan.DThe optimizer adds the new plan to the SQL plan baseline but not in the ENABLED state.EThe optimizer costs each of the accepted plans in the SQL plan baseline and picks the one with the lowest cost.
考题
多选题Which two statements about the SQL Management Base (SMB) are true? （）(Choose two.)AIt contains only SQL profiles generated by SQL Tuning Advisor.BIt stores plans generated by the optimizer using a stored outline.CIt is part of the data dictionary and stored in the SYSAUX tablespace.DIt is part of the data dictionary and stored in the SYSTEM tablespace.EIt contains the statement log, the plan history, plan baselines, and SQL profiles.
考题
单选题The following parameter are set for your Oracle 12c database instance: OPTIMIZER_CAPTURE_SQL_PLAN_BASELINES=FALSE OPTIMIZER_USE_SQL_PLAN_BASELINES=TRUE You want to manage the SQL plan evolution task manually. Examine the following steps: 1. Set the evolve task parameters. 2. Create the evolve task by using the DBMS_SPM.CREATE_EVOLVE_TASK function. 3. Implement the recommendations in the task by using the DBMS_SPM.IMPLEMENT_EVOLVE_TASK function. 4. Execute the evolve task by using the DBMS_SPM.EXECUTE_EVOLVE_TASK function. 5. Report the task outcome by using the DBMS_SPM.REPORT_EVOLVE_TASK function. Identify the correct sequence of steps:（）A
2，4，5B
2，1，4，3，5C
1，2，3，4，5D
1，2，4，5
考题
多选题The J-Web application can install the JUNOS software from which two locations？（）ASDXBlocal PCCBSD shellDremote host
考题
单选题Examine the following PL/SQL block： SET SERVEROUTPUT ON SET LONG 10000 ECLARE report clob； BEGIN report ：= DBMS_SPM.EVOLVE_SQL_PLAN_BASELINE（）； DBMS_OUTPUT.PUT_LINE（report）； END； Which statement describes the effect of the execution of the above PL/SQL block？（）A
The plan baselines are verified with the SQL profiles.B
All fixed plan baselines are converted into nonfixed plan baselines.C
All the nonaccepted SQL profiles are accepted into the plan baseline.D
The nonaccepted plans in the SQL Management Base are verified with the existing plan baselines.
考题
单选题Which statement describes the effect of the execution of the above PL/SQL block?（）A
The plan baselines are verified with the SQL profiles.B
All fixed plan baselines are converted into nonfixed plan baselines.C
All the nonaccepted SQL profiles are accepted into the plan baseline.D
The nonaccepted plans in the SQL Management Base are verified with the existing plan baselines.
考题
多选题Identify the activities performed as part of the Automatic SQL Tuning process in the maintenance window?（）Agenerating the SQL profileBtesting and accepting the SQL profileCgenerating a list of candidate SQLs for tuningDadding tuned SQL plans into the SQL plan baselineEtuning each SQL statement in the order of importanceFgenerating baselines that include candidate SQLs for tuning
考题
多选题Which three are the valid statements in relation to SQL plan baselines?（）AThe plans can be manually loaded to the SQL plan baseline.BThe plans in the SQL plan baseline are verified and accepted plans.CThe plans generated for every SQL statement are stored in the SQL plan baseline by default.DThe plan baselines are stored temporarily in the memory as long as the database instance is running.E For the SQL plan baselines to be accessible to the optimizer, the SYSAUX tablespace must be online.
考题
多选题Identify the two direct sources from where SQL plans can be loaded into the SQL plan baselines.（）ACursor cacheBStored outlineCSQL Tuning SetDAutomatic Workload Repository （AWR） snapshots
考题
单选题An application vendor wants to choose a fault tolerant platform for their new application. The application benefits from multiple processors and has been tested on Red Hat Advanced Server 3. To determine the memory requirements for the application， which of the following is the best procedure？（）A
The application should be tested and baselines should be measured with simulated user loads.B
The application should be tested with the minimum amount of memory then increase the memory in increments until an acceptable response is achieved.C
The application should be tested with differing amounts of memory and the fastest response time is reached it should be used as the acceptable configuration.D
The application should be tested with the maximum amount of memory then decrease the memory in increments until an acceptable price/performance ratio is reached.
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