题目内容（请给出正确答案）

[主观题]

The database is running in the ARCHIVELOG mode. It has three redo log groups with one memb

er each.One of the redo log groups has become corrupted. You have issued the following command during the recovery of a damaged redo log file:ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 3;Which action should you perform immediately after using this command？（）

A. You should perform a log switch

B. You should make a backup of the database

C. You should switch the database to the NONARCHIVELOG mode

D. You should shut down the database instance and perform a complete database recovery

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更多“The database is running in the…”相关的问题

第1题

Which option is best practice for creating a recovery catalog owner in the catalog database?（）

A. Granting UNLIMITED QUOTA on the SYSTEM tablespace to the owner

B. Allocating the SYSTEM tablespace as the default tablespace and granting the SYSDBA privilege to the user

C. Creating a new tablespace, allocating this as the default, and granting UNLIMITED QUOTA on this tablespace to the user

D. Allocating the SYSAUX tablespace as the default tablespace and granting UNLIMITED QUOTA on this tablespace to the user

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第2题

Which two statements are true about encrypting RMAN backup?（）

A. The transparent encryption of backups uses the encryption wallet

B. The database uses the same encryption key for every encrypted backup

C. The password encryption of backups only uses the password while creating and restoring backup

D. If transparent encryption is configured, you cannot use the SET ENCRYPTION BY PASSWORD command to make password-protected backups.

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第3题

Which three statements must be true before transporting a tablespace from a database on one platform to a database on another platform?（）

A. Both source and target database must be the same character set

B. Both source and target database must have the same endian format

C. The COMPATIBLE parameter must be the same in the source and target databases.

D. The minimum compatibility level for both the source and target database must be 10.0.0.

E. All read-only and offline data files that belong to the tablespace to be transported must be platform aware.

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第4题

Your database instance is running.You are not able to access Oracle Enterprise Manager Database Control because the listener is not started.Which tool or utility would you use to start the listener?（）

A. Oracle Net Manager

B. Listener Control utility

C. Database Configuration Assistant

D. Oracle Net Configuration Assistant

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第5题

Identify the persistent configuration setting for the target database that can be set for the backup by using RMAN.（）

A. Backup retention policy

B. Default backup device type

C. Default destinations for backups

D. Multiple backup device types for single backup

E. Default section size for backups

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第6题

Which three statements are true about windows?（）

A. Only one window can be open at any given time

B. Consumer groups are associated with windows

C. Windows work with job classes to control resource allocation

D. The database service name must be provided during windows creation

E. Windows can automatically start job or change resource allocation among jobs for various time periods.

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第7题

Which three statements are true about persistent configuration?（）

A. A user cannot set privileges on the persistent lightweight jobs

B. Persistent lightweight jobs generate a large amount of metadata

C. It is possible to create fully self-contained persistent lightweight jobs

D. The use of a template is mandatory to create persistent lightweight jobs

E. Persistent lightweight jobs are useful when users need to create a large number of jobs in a short time

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第8题

You want to enable automatic PGA memory management in your database. Which setting is required to achieve this?（）

A. Set MEMORY_TARGET to zero

B. Set the STATISTICS_LEVEL parameter to BASIC

C. Set the WORKAREA_SIZE_POLICY parameter to MANUAL

D. Set the PGA_AGGREGATE_TARGET parameter to nonzero value

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第9题

Examine the parameter setting in your database:Which statement is correct about the database?（）

A. Automatic memory management is disabled because PGA_AGGREGATE_TARGET and SGA_TARGET are not set

B. The instance is started but the database will not be opened until PGA_AGGREGATE_TARGET and SGA_TARGET are set

C. The database is opened but users cannot perform transactions until PGA_AGGREGATE_TARGET and SGA_TARGET are set

D. Automatic memory management is enabled and, as per policy, 60% of the memory for System Global Area (SGA) and 40% of the memory for Program Global Area (PGA) will be distributed at startup

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第10题

Which three functions are performed by the SQL Tuning Advisor? （）

A. Building the SQL profile

B. Recommending optimization of materialized views

C. Checking query objects for missing and stale statistics

D. Recommending bitmap, function-based, and B-tree indexes

E. Recommending restructuring SQL queries that are using bad plans

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