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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、2，4，5
- B、2，1，4，3，5
- C、1，2，3，4，5
- D、1，2，4，5
参考答案
更多 “ 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” 相关考题
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You have the following requirements in relation to the detection of block corruption for your database instance:1. Check for logical self-consistency of data blocks when modified in memory.2. Checksums are calculated before and after the block change.3. Checks are performed for the lost writes to the physical standby database.Which method would help you perform the above checks automatically? （）A. Set the DB_SECUREFILE parameter to PERMITTEDB. Set the DB_ULTRA_SAFE parameter to DATA_ONLYC. Set the DB_LOCK_CHECKSUM parameter to TYPICALD. Set the DB_LOST_WRITE_PROTECT parameter to TYPICAL
考题
You perform the following activities during the database upgrade from Oracle Database 10g to Oracle Database 11g:1. Capture plans for a SQL workload into a SQL Tuning Set (STS) before upgrade.2. Load these plans from the STS into the SQL plan baseline immediately after the upgrade.What is the reason for performing these activities? （）A. to minimize plan regression due to the use of a new optimizer versionB. to completely avoid the use of new plans generated by a new optimizer versionC. to prevent plan capturing when the SQL statement is executed after the database upgradeD. to keep the plan in the plan history so that it can be used when the older version of the optimizer is used
考题
You set the following parameters in the parameter file and restarted the database:Which two statements are true regarding these parameters after the database instance is restarted?()
A. The MEMORY_MAX_TARGET parameter is automatically set to 500 MBB. The value of the MEMORY_MAX_TARGET parameter remains zero till it is changed manuallyC. The PGA_AGGREGATE_TARGET and SGA_TARGET parameters are automatically set to zeroD. The lower bounds of PGA_AGGREGATE_TARGET and SGA_TARGET parameters are set to 90 MB and 270 MB, respectively
考题
You specify a nonzero value for the MEMORY_TARGET initialization parameter, but do not set the PGA_AGGREGATE_TARGET or the SGA_TARGET parameters. You restart your database instance.Which statement about the result is true?（）A. The database instance starts, and Oracle sets the default value of SGA_TARGET to the same value as SGA_MAX_SIZEB. The database instance starts, and Oracle automatically tunes memory and allocates 60 percent to the SGA and 40 percent to the PGAC. The database instance starts, but Automatic Memory Management is disabledD. The database instance will not start because you did not specify the PGA_AGGREGATE_TARGET or SGA_TARGET parameter
考题
View the Exhibit to examine the parameter values.You are planning to set the value for the MEMORY_TARGET parameter of your database instance.What value would you recommend?()
A. 90 MBB. 272 MBC. 362 MBD. 1,440 MB
考题
To implement Automatic Management (AMM), you set the following parameters: When you try to start the database instance with these parameter settings, you receive the following error message:SQL startupORA-00824: cannot set SGA_TARGET or MEMORY_TARGET due to existing internal settings, see alert log for more information.Identify the reason the instance failed to start.（）A.The PGA_AGGREGATE_TARGET parameter is set to zero.B.The STATISTICS_LEVEL parameter is setto basic.C.Both the SGA_TARGETandMEMORY_TARGET paramete rsareset.D.The SGA_MAX_SIZEandSGA_TARGET parameter value sare note qual.
考题
You specify a nonzero value for the MEMORY_TARGET initialization parameter，but do not set the PGA_AGGREGATE_TARGET or the SGA_TARGET parameters. You restart your database instance. Which statement about the result is true？（）A、 The database instance starts，and Oracle sets the default value of SGA_TARGET to the same value as SGA_MAX_SIZEB、 The database instance starts，and Oracle automatically tunes memory and allocates 60 percent to the SGA and 40 percent to the PGAC、 The database instance starts，but Automatic Memory Management is disabledD、 The database instance will not start because you did not specify the PGA_AGGREGATE_TARGET or SGA_TARGET parameter
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You are managing an Oracle Database 11g database with the ASM storage. The database is having big file tablespaces. You want files to open faster and less memory to be used in the shared pool to manage the extent maps. What configuration would you effect to achieve your objective？（） A、 Set the ASM compatibility attribute for the ASM disk group to 11.1.0.B、 Set the RDBMS compatibility attribute for the ASM disk group to 11.1.0.C、 Set the COMPATIBLE initialization parameter for the ASM instance to 11.1.0.D、 Set the COMPATIBLE initialization parameter for the database instance to 11.1.0.
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You are using an Automatic Storage Management （ASM） instance to manage the files of your production database. While studying the parameter file of the ASM instance， you find the following entry： ASM_DISKSTRING = /devices/* What could be the reason for this setting？（）A、to enable the ASM instance to identify the alert log fileB、to enable the ASM instance to identify the server parameter fileC、to enable the ASM instance to define the locations for Oracle Managed Files （OMF）D、to enable the ASM instance to identify all disks that can be accessed by it in the /devices directory
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
Your tnsnames.ora file has the following entry for the service alias ORCL： ORCL = （DESCRIPTION = （ADDRESS = （PROTOCOL = TCP） （HOST = 10.156.24.216） （PORT = 1521）） （CONNECT_DATA = （SERVER = DEDICATED） （SERVICE_NAME = orcl.oracle.com） ） ） The TNSPING command executes successfully when tested with ORCL but you are not able to connect to the database instance with the following command： SQL CONNECT scott/tiger@orcl What could be the reason for this？（）A、The listener is not running at the server.B、The TNS_ADMIN environmental variable is set to a wrong value.C、The orcl.oracle.com database service is not registered with the listener.D、The DEFAULT_DOMAIN parameter is set to a wrong value in the SQLNET.ORA file.
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You want to enable archiving on your database. Presently， the database is running in NOARCHIVELOG mode.Given below are the steps to accomplish the task in random order： 1. Shut down the instance. 2. Execute the ALTER DATABASE ARCHIVELOG command. 3. Start up the instance and mount the database. 4. Set the DB_RECOVERY_FILE_DEST initialization parameter to $ORACLE_HOME/dest_1. 5. Open the database. Which is the correct sequence of steps for accomplishing the task（）A、4， 1， 3， 2， 5B、1， 3， 4， 5， 2C、1， 3， 2， 5； 4 not requiredD、4， 1， 5， 2； 3 not requiredE、1， 3， 4， 5； 2 not required
考题
You are managing an Oracle Database 11g database. You want to take a backup on tape drives of the USERS tablespace that has a single data file of 900 MB. You have tape drives of 300 MB each. To accomplish the backup, you issued the following RMAN command: RMAN BACKUP SECTION SIZE 300M TABLESPACE users; Identify the appropriate configuration to accomplish faster and optimized backups using the above command.（）A、The SBT channel must be configured, with the MAXPIECESIZE set to 300 mb.B、The SBT channel must be configured, with the parallelism setting for the SBT devices set to 3.C、The COMPATIBLE initialization parameter for the database instance must be set to at least 10.0.D、The SBT channel must be configured, with the default parallelism setting for the SBT devices set to 1
考题
You want to enable archiving on your database. Presently， the database is running inNOARCHIVELOG mode. Given below are the steps to accomplish the task in random order： 1：Shut down the instance. 2：Execute the ALTER DATABASE ARCHIVELOG command. 3：Start up the instance and mount the database. 4：Set the DB_RECOVERY_FILE_DEST initialization parameter to $ORACLE_HOME/dest_1. 5： Open the database. Which is the correct sequence of steps for accomplishing the task（）A、4，1，3，2，5B、1，3，4，5，2C、1，3，2，5；4 not requiredD、4，1，5，2；3 not requiredE、1，3，4，5；2 not required
考题
Oracle Grid Infrastructure for a stand-alone server is installed on your production host before installing the Oracle Database server. The database and listener are configured by using Oracle Restart. Examine the following command and its output: $ crsctl config has CRS-4622: Oracle High Availability Services auto start is enabled. What does this imply?（）A、When you start an instance on a high with SQL *Plus dependent listeners and ASM disk groups are automatically started.B、When a database instance is started by using the SRVCTL utility and listener startup fails, the instance is still started.C、When a database is created by using SQL* Plus, it is automatically added to the Oracle Restart configuration.D、When you create a database service by modifying the SERVICE_NAMES initialization parameter, it is automatically added to the Oracle Restart configuration.
考题
You require the Oracle server to manage the undo segments and space among various active sessions automatically. You created an undo tablespace， UNDO_TBS1， in your database. Which two additional steps would you perform to achieve this？（）A、Set the UNDO_RETENTION parameter to 900 or more.B、Create an initial undo segment in the undo tablespace.C、Enable the retention guarantee for the undo tablespace.D、Set the UNDO_TABLESPACE parameter to UNDO_TBS1.E、Set the UNDO_MANAGEMENT initialization parameter to AUTO.
考题
You perform the following activities during the database upgrade from Oracle Database 10g to Oracle Database 11g: 1. Capture plans for a SQL workload into a SQL Tuning Set (STS) before upgrade. 2. Load these plans from the STS into the SQL plan baseline immediately after the upgrade. What is the reason for performing these activities? （）A、to minimize plan regression due to the use of a new optimizer versionB、to completely avoid the use of new plans generated by a new optimizer versionC、to prevent plan capturing when the SQL statement is executed after the database upgradeD、to keep the plan in the plan history so that it can be used when the older version of the optimizer is used
考题
You have the following requirements in relation to the detection of block corruption for your database instance： Check for logical self-consistency of data blocks when modified in memory. Checksums are calculated before and after the block change. Checks are performed for the lost writes to the physical standby database. Which method would help you perform the above checks automatically？（）A、 Set the DB_SECUREFILE parameter to PERMITTEDB、 Set the DB_ULTRA_SAFE parameter to DATA_ONLYC、 Set the DB_LOCK_CHECKSUM parameter to TYPICALD、 Set the DB_LOST_WRITE_PROTECT parameter to TYPICAL
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
单选题Your tnsnames.ora file has the following entry for the service alias ORCL： ORCL = （DESCRIPTION = （ADDRESS = （PROTOCOL = TCP） （HOST = 10.156.24.216） （PORT = 1521）） （CONNECT_DATA = （SERVER = DEDICATED） （SERVICE_NAME = orcl.oracle.com） ） ） The TNSPING command executes successfully when tested with ORCL but you are not able to connect to the database instance with the following command： SQL CONNECT scott/tiger@orcl What could be the reason for this？（）A
The listener is not running at the server.B
The TNS_ADMIN environmental variable is set to a wrong value.C
The orcl.oracle.com database service is not registered with the listener.D
The DEFAULT_DOMAIN parameter is set to a wrong value in the SQLNET.ORA file.
考题
单选题You want to enable archiving on your database. Presently， the database is running in NOARCHIVELOG mode.Given below are the steps to accomplish the task in random order： 1. Shut down the instance. 2. Execute the ALTER DATABASE ARCHIVELOG command. 3. Start up the instance and mount the database. 4. Set the DB_RECOVERY_FILE_DEST initialization parameter to $ORACLE_HOME/dest_1. 5. Open the database. Which is the correct sequence of steps for accomplishing the task（）A
4， 1， 3， 2， 5B
1， 3， 4， 5， 2C
1， 3， 2， 5； 4 not requiredD
4， 1， 5， 2； 3 not requiredE
1， 3， 4， 5； 2 not required
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
单选题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
单选题To implement Automatic Management (AMM), you set the following parameters: When you try to start the database instance with these parameter settings, you receive the following error message: SQL startup ORA-00824: cannot set SGA_TARGET or MEMORY_TARGET due to existing internal settings, see alert log for more information. Identify the reason the instance failed to start.（）A
The PGA_AGGREGATE_TARGET parameter is set to zero.B
The STATISTICS_LEVEL parameter is setto basic.C
Both the SGA_TARGETandMEMORY_TARGET paramete rsareset.D
The SGA_MAX_SIZEandSGA_TARGET parameter value sare note qual.
考题
单选题You want to configure the Flashback Database feature and retain flashback logs for three days. Presently the database is open and configured in ARCHIVELOG mode. The following steps must be performed in the correct sequence to do this： 1. Set the retention target： SQL ALTER SYSTEM SET DB_FLASHBACK_RETENTION_TARGET=4320； 2. Enable Flashback Database： SQL ALTER DATABASE FLASHBACK ON； 3. Mount the database： SQL STARTUP MOUNT EXCLUSIVE 4. Shutdown the instance： SQL SHUTDOWN IMMEDIATE 5. Open the database： SQL ALTER DATABASE OPEN； Choose the correct sequence.（）A
4， 1， 3， 2， 5B
4， 3， 1， 2， 5C
2， 4， 3， 5， 1D
4， 2， 5， 3， 1
考题
单选题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.
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