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单选题
You create a new Automatic Database Diagnostic Monitor (ADDM) task:  instance_analysis_mode_task. To view the ADDM report, you use the following command:   SQL> SELECT dbms_addm.get_report(’my_instance_analysis_mode_task’) FROM dual;   You want to suppress ADDM output relating to Segment Advisor actions on user SCOTT’s segments.  What would you do to achieve this?()
A

 Add a finding directive for the ADDM task.

B

 Add a segment directive for the ADDM task.

C

 Add a parameter directive for the ADDM task.

D

 Disable the Segment Advisor from the Automatic Maintenance Task.


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更多 “单选题You create a new Automatic Database Diagnostic Monitor (ADDM) task:  instance_analysis_mode_task. To view the ADDM report, you use the following command:   SQL SELECT dbms_addm.get_report(’my_instance_analysis_mode_task’) FROM dual;   You want to suppress ADDM output relating to Segment Advisor actions on user SCOTT’s segments.  What would you do to achieve this?()A  Add a finding directive for the ADDM task.B  Add a segment directive for the ADDM task.C  Add a parameter directive for the ADDM task.D  Disable the Segment Advisor from the Automatic Maintenance Task.” 相关考题
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考题 You plan to control idle sessions that are blocking other sessions from performing transactions. Your requirement is to automatically terminate these blocking sessions when they remain idle for a specified amount of time.How would you accomplish this task?()A. Set metric thresholdB. Implement Database Resource ManagerC. Enable resumable timeout for user sessionsD. Add directives to Automatic Database Diagnostic Monitor (ADDM)

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考题 You observe that database performance has degraded over a period of time. While investigating the reason, you find that the size of the database buffer cache is not large enough to cache all the needed data blocks.  Which advisory component would you refer to, in order to determine the required size of the database buffer cache?() A、Memory AdvisorB、Segment AdvisorC、SQL Tuning AdvisorD、SQL Access AdvisorE、Automatic Database Diagnostic Monitor (ADDM)

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考题 You create a new Automatic Database Diagnostic Monitor (ADDM) task:  instance_analysis_mode_task. To view the ADDM report, you use the following command:   SQL SELECT dbms_addm.get_report(’my_instance_analysis_mode_task’) FROM dual;   You want to suppress ADDM output relating to Segment Advisor actions on user SCOTT’s segments.  What would you do to achieve this?()A、 Add a finding directive for the ADDM task.B、 Add a segment directive for the ADDM task.C、 Add a parameter directive for the ADDM task.D、 Disable the Segment Advisor from the Automatic Maintenance Task.

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考题 单选题A new report process containing a complex query is written, with high impact on the database. You wantto collect basic statistics about query, such as the level of parallelism, total database time, and the number of I/O requests. For the database instance STATISTICS_LEVEL, the initialization parameter is set to TYPICAL and theCONTROL_MANAGEMENT_PACK_ACCESS parameter is set to DIAGNOSTIC+TUNING. What should you do to accomplish this task?()A Execute the query and view Active Session History (ASH) for information about the query.B Enable SQL trace for the query.C Create a database operation, execute the query, and use the DBMS_SQL_MONITOR. REPORT_SQL_MONITOR function to view the report.D Use the DBMS_APPLICATION_INFO.SET_SESSION_LONGOPS procedure to monitor query execution and view the information from the V$SESSION_LONGOPS view.

考题 单选题You work in a data warehouse environment that involves the execution of complex queries. The current content of the SQL cache holds the ideal workload for analysis. You want to analyze only few most resource-intensive statements. What would be your suggestion to receive recommendations on the efficient use of indexes and materialized views to improve query performance?()A Run the SQL Access Advisor.B Run the SQL Tuning Advisor (STA).C Run the Automatic Workload Repository (AWR) report.D Run the Automatic Database Diagnostic Monitor (ADDM).

考题 单选题You observe that a database performance has degraded over a period of time. While investigating the reason, you find that the size of the database buffer cache is not large enough to cache all the needed data blocks. Which advisory component would you refer to, in order to determine that required size of the database buffer cache? ()A  Memory AdvisorB  Segment AdvisorC  SQL Tuning AdvisorD  SQL Access AdvisorE  Automatic Database Diagnostic Monitor (ADDM)

考题 单选题The Automatic Database Diagnostic Monitor (ADDM) analysis runs every 60 minutes on your database. Your database is facing a series of interrelated problems over a period of two hours. You need to ensure that the ADDM analysis is run over a time span of two hours in future. What would you do?()A Create two custom ADDM tasks.B Modify the AWR snapshot time interval to two hours.C Create a new scheduler window for a time period of two hours.D Modify the Automatic Workload Repository (AWR) snapshot retention period to two hours.

考题 单选题You executed the following PL/SQL block successfully:   VARIABLE tname VARCHAR2(20)  BEGIN dbms_addm.insert_finding_directive (NULL, DIR_NAME=’Detail CPU Usage’, FINDING_NAME=’CPU Usage’, MIN_ACTIVE_SESSIONS=0, MIN_PERC_IMPACT=90);  :tname := ’database ADDM task4’; dbms_addm.analyze_db(:tname, 150, 162);  END; /    Then you executed the following command:   SQL SELECT dbms_addm.get_report(:tname) FROM DUAL;   The above command produces Automatic Database Diagnostic Monitor (ADDM) analysis()A  with the CPU Usage finding if it is less than 90B  without the CPU Usage finding if it is less than 90C  with the CPU Usage finding for snapshots below 90D  with the CPU Usage finding for snapshots not between 150 and 162

考题 单选题You find that the execution time of reports in your datawarehouse application is significantly high. You suspect the lack of indexes to be the reason for the degradation in performance. Which advisory component would you refer to, in order to determine the appropriate indexes?()A  Memory AdvisorB  Segment AdvisorC  SQL Access AdvisorD  Automatic Workload Repository (AWR)E  Automatic Database Diagnostic Monitor (ADDM)

考题 单选题You plan to control idle sessions that are blocking other sessions from performing transactions. Your requirement is to automatically terminate these blocking sessions when they remain idle for a specified amount of time.  How would you accomplish this task?()A  Set metric thresholdB  Implement Database Resource ManagerC  Enable resumable timeout for user sessionsD  Add directives to Automatic Database Diagnostic Monitor (ADDM)

考题 单选题You plan to control idle sessions that are blocking other sessions from performing transactions. Your requirement is to automatically terminate these blocking sessions when they remain idle for a specified amount of time. How would you accomplish this task?()A Set metric thresholdB Implement Database Resource ManagerC Enable resumable timeout for user sessionsD Add directives to Automatic Database Diagnostic Monitor (ADDM)

考题 单选题The Automatic Database Diagnostic Monitor (ADDM) analysis runs every 60 minutes on your database. Your database is facing a series of interrelated problems over a period of two hours. You need to ensure that the ADDM analysis is run over a time span of two hours in future.  What would you do?()A  Create two custom ADDM tasks.B  Modify the AWR snapshot time interval to two hours.C  Create a new scheduler window for a time period of two hours.D  Modify the Automatic Workload Repository (AWR) snapshot retention period to two hours.

考题 单选题You notice that the performance of your production 24/7 Oracle database significantly degraded.Sometimes you are not able to connect to the instance because it hangs. You do not want to restart thedatabase instance.How can you detect the cause of the degraded performance?()A Enable Memory Access Mode, which reads performance data from SGA.B Use emergency monitoring to fetch data directly from SGA analysis.C Run Automatic Database Diagnostic Monitor (ADDM) to fetch information from the latest Automatic Workload Repository (AWR) snapshots.D Use Active Session History (ASH) data and hang analysis in regular performance monitoring.E Run ADDM in diagnostic mode.