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单选题
While running long running queries， you receive the Snapshot too old error. Which advisor can help you to avoid the Snapshot too old error？（）
A
Memory Advisor
B
Segment Advisor
C
Undo Advisor
D
SQL Tuning Advisor
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Which of the following identifies and creates an index to minimize the DB time for a particular SQL statement?()
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Which of the following advisors is run in every maintenance window by the auto－task system?()
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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 AdvisorC、The Segment AdvisorD、The SQL Access Advisor SQL
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Which of the following identifies and creates an index to minimize the DB time for a particular SQL statement？（） A、 The SGA Tuning AdvisorB、 The SQL Access AdvisorC、 The SQL Tuning AdvisorD、 The Memory Advisor
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You are maintaining the SALES database for eSoft Corporation. You have not configured ASMM on the database. You want to know what size of the SGA will provide the best performance. Which advisor would you use to determine the suitable size of the SGA？（）A、 SQL Tuning AdvisorB、 Undo AdvisorC、 ADDMD、 Memory Advisor
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Which tuning tool recommends how to optimize materialized views so that these views can take advantage of the general query rewrite feature？（） A、 Segment AdvisorB、 SQL Access AdvisorC、 Undo AdvisorD、 SQL Tuning Advisor
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You work as a database administrator for Supportcenter.cn. You received the following error while working on your database： ORA-01555： snapshot too old ，In which situation would you receive such an error？（）A、You performed rollback after commit.B、If a log switch occurs in your database.C、Thearchiverfails to generate an archived log file.D、Instance recovery fails to find one of the redo log files.E、A long-running query is unable to get read-consistent image.F、If you perform manual undo management operations in auto mode.
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You create a table in your database that contains 50，000 rows approximately. The queries performed on the table are complex and performed on the table frequently. Which advisor helps you achieve the best performance of database for queries by recommending the appropriate indexes？（） A、SQL Access AdvisorB、 Memory AdvisorC、SQL Tuning AdvisorD、 Segment Advisor
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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 AdvisorB、 EM Database home page，Software and Support，Advisor Central，SQL Advisors，Automatic SQL Tuning AdvisorC、 EM Database home page，Software and Support，Support Workbench，Advisor Central，SQL Advisors，Automatic SQL Tuning AdvisorD、 Either B or CE、 All of the above
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You find pockets of empty space in the USER_DATA tablespace due to a lot of DML operations on the objects in the USER_DATAtablespace. The pockets of empty spaces are too small to be reused individually. This is leading to wastage of space. You decide to perform the shrink operation to reclaim the wasted space. Which advisor will you use to determine the objects in the USER_DATA tablespace that are good candidates for the shrink operation？（）A、 SQL Tuning AdvisorB、 SQL Access AdvisorC、 Undo AdvisorD、 Segment Advisor
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Which of the following advisors is run in every maintenance window by the auto-task system?（）A、The Memory AdvisorB、The SQL Tuning AdvisorC、The Undo AdvisorD、The SQL Access Advisor
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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 AdvisorC、The Segment AdvisorD、The SQL Access Advisor
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单选题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
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单选题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
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Undo AdvisorC
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单选题You create a table in your database that contains 50，000 rows approximately. The queries performed on the table are complex and performed on the table frequently. Which advisor helps you achieve the best performance of database for queries by recommending the appropriate indexes？（）A
SQL Access AdvisorB
Memory AdvisorC
SQL Tuning AdvisorD
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单选题You work as a database administrator for Certkiller .com. You received the following error while working on your database： ORA-01555： snapshot too old In which situation would you receive such an error？（）A
You performed rollback after commit.B
If a log switch occurs in your database.C
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A long-running query is unable to get read-consistent image.F
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单选题View the Exhibit and examine the highlighted alert. You have received an alert with the Category specified as Snapshot Too Old. Which page would you open from the Advisor Central page to determine the system recommendations to avoid such alerts in future?（）A
ADDM B
Memory Advisor C
Segment Advisor D
Undo Management E
SQL Tuning Advisor F
SQL Access Advisor
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You are maintaining the SALES database for eSoft Corporation. You have not configured ASMM on the database. You want to know what size of the SGA will provide the best performance. Which advisor would you use to determine the suitable size of the SGA？（）A
SQL Tuning AdvisorB
Undo AdvisorC
ADDMD
Memory Advisor
考题
单选题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 AdvisorB
EM Database home page，Software and Support，Advisor Central，SQL Advisors，Automatic SQL Tuning AdvisorC
EM Database home page，Software and Support，Support Workbench，Advisor Central，SQL Advisors，Automatic SQL Tuning AdvisorD
Either B or CE
All of the above
考题
多选题You started a long transaction. Before committing， you executed a query on one of the tables currently being modified. You received the following error： ORA-01555： snapshot too old How would you prevent such an error in the future？（）Aguarantee undo retentionBadd one more redo log groupCsize the redo log files appropriatelyDsize the UNDO tablespace appropriatelyEsize the SYSTEM tablespace appropriatelyFconfigure an appropriate undo retention intervalGchange automatic undo management to manual
考题
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Segment AdvisorB
SQL Access AdvisorC
Undo AdvisorD
SQL Tuning Advisor
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单选题You find pockets of empty space in the USER_DATA tablespace due to a lot of DML operations on the objects in the USER_DATAtablespace. The pockets of empty spaces are too small to be reused individually. This is leading to wastage of space. You decide to perform the shrink operation to reclaim the wasted space. Which advisor will you use to determine the objects in the USER_DATA tablespace that are good candidates for the shrink operation？（）A
SQL Tuning AdvisorB
SQL Access AdvisorC
Undo AdvisorD
Segment Advisor
考题
单选题Which of the following identifies and creates an index to minimize the DB time for a particular SQL statement？（）A
The SGA Tuning AdvisorB
The SQL Access AdvisorC
The SQL Tuning AdvisorD
The Memory Advisor
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