单项选择题You have a disk group, DGROUP1, with three disk and NORMAL redundancy. You execute the following command to create a template for the disk group: ALTER DISKGROUP dgroup1 ADD TEMPLATE my_temp ATTRIBUTES (MIRROR FINE);Which statement is true?()

A. When a file is created in DGROUP1 with the template, it would have three-way mirroring.
B. When a file is created in DGROUP1, the MY_TEMP template becomes the default template.
C. When a file is created in DGROUP1 with the template, it would have two-way mirroring and file striping.
D. When a file is created in DGROUP1 with the template, it would have three-way mirroring and file striping.
E. When a file is created in DGROUP1 with the template, it would have two-way mirroring but no file striping.


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2.单项选择题

You disabled the Flashback Database feature by using the following command: 
SQL> ALTER DATABASE FLASHBACK OFF; 
What would be the effect of this command on the existing flashback logs?()

A. Flashback logs are not deleted.
B. Flashback logs are deleted automatically.
C. Flashback logs are deleted only if you are using Recovery Manager (RMAN)
D. Flashback logs are deleted only if you are using Oracle Manager Files (OFM)
E. Flashback logs are deleted only if you are using Automatic Storage Management (ASM)

3.单项选择题You observe that the senior database administrator always uses the following command when connecting to Recovery Manager (RMAN), and then starts executing commands to backup the database files: % rman target / What would be the effect of this command?()

A. RMAN would use the current operating system location to place the backup.
B. RMAN would use the control file of the target database to maintain the backup.
C. RMAN would use the recovery catalog of the target database to maintain the backup.
D. RMAN would use the control file of the target database to maintain the backup metadata.
E. RMAN would use the recovery catalog of the target database to maintain the backup metadata.

6.单项选择题You have created a resource plan, DB_PLAN, using DBMS_RESOURCE_MANAGER.CREATE_SIMPLE_PLAN and you want to impose a restriction on utilization of resources by the database users. Which step must be performed before you can start using the resource plan?()

A. assign users to consumer groups
B. set the resource plan for the instance
C. configure a simple resource plan and specify plan directives
D. configure a complex resource plan and specify plan directives

7.单项选择题While setting up the threshold for tablespace space usage metrics for one of your tablespaces, you define the critical threshold as 60% and warning threshold as 75%. What would be the result of this setting?()

A. It would result in an error because the warning threshold cannot be more than the critical threshold.
B. The warning threshold is ignored and alerts would be generated when space usage exceeds the critical threshold.
C. The critical threshold is ignored and alerts would be generated when space usage exceeds the warning threshold.
D. Both threshold values are used and alerts are generated when space usage exceeds the respective threshold values.

8.单项选择题Manually, you set the consumer group of all of the newly created users to MYDB_GRP. You want the users to be able to change their consumer groups as per the application requirement. What was the first step that was needed in the process to achieve this objective?()

A. The user must have been granted the DBA role.
B. The user must have been granted the switch privilege as a part of a role.
C. The user must have been granted the Resource Manager administrator privilege.
D. The user must have been granted the switch privilege by using the DBMS_RESOURCE_MANAGER_PRIVS package.

9.单项选择题By using the transaction identifier provided by()for a particular row change, you can use the Flashback Transaction Query to see the operation performed by the transaction. 

A. Flashback Table
B. Flashback Database
C. Flashback Version Query
D. The RMAN REPORT command
E. The DBA_PENDING_TRANSACTIONS view

10.单项选择题What effect should the loss of an index tablespace have on an Oracle instance that is running?()

A. instance hangs
B. instance gets aborted
C. instance continues running
D. instance gets restarted automatically

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Every Sunday, consistent backups are performed on your database. Because of a user error, you performed an incomplete recovery on Tuesday and opened the database with the RESETLOGS option. A user error occurs again on Thursday, which necessitates an incomplete recovery. Sunday’s backup is the most recent backup available. What would you do in this scenario?()

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One of the tablespaces is read­only in your database. The loss of all control files forced you to re­create the control file. Which operation do you need to perform after re­creating the control file and opening the database?()

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You are using Oracle Database 10g. The LOG_ARCHIVE_FORMAT parameter is set to ’LOG%t_%s_%r.dbf’. Why is %r used in the file name format?() 

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