In which scenario will you issue the following command？（）   

第1题：

At which command prompt would you issue the set date command?（）

• A、[edit chassis]   user@router#
• B、[edit]   user@router#
• C、[edit system]   user@router#
• D、user@router>

第2题：

In which scenario， will you issue the following command？（） RMAN> REPORT NEED BACKUP DAYS 7；

• A、 to configure RMAN to maintain backup information in the RMAN repository for seven days
• B、 to configure RMAN to maintain backup information in the control file for at least seven days
• C、 to display the list of files that have not been backed up for the last seven days
• D、 to display the list of files that must be backed up within seven days

第3题：

第4题：

You execute the following command to start an Automatic Storage Management （ASM） instance：   SQL>STARTUP；   In which of the following modes will the ASM instance start？（）

• A、 OPEN
• B、 MOUNT
• C、 NORMAL
• D、 NOMOUNT

第5题：

Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt：   RMAN> CONFIGURE CONTROLFILE AUTOBACKUP ON；   After executing this command， in which of the following cases will RMAN make an auto-backup of the control file？ （）

• A、 when you change the name of a datafile
• B、 when you drop a table from the database
• C、 when you take an export of the database
• D、 when you back up the database using OS utilities
• E、 when you issue an ALTER SYSTEM SWITCH LOGFILE statement
• F、 when you issue a BACKUP command from inside the RMAN run block

第6题：

When you are troubleshooting an ACL issue on a router,which command can help you to verify which interfaces are affected by the ACL?（）

• A、show ip access-list
• B、show access-list
• C、list ip interface
• D、show interface
• E、show ip interface

第7题：

Consider the following scenario： You have a directory， data， under the disk group tdgroupA. You want to create an alias for one of the data files and you execute the following command： ALTER DISKGROUP tdgroupA  ADD ALIAS ’+tdgroupA/data/datafile.dbf’  FOR ’+tdgroupA.231.45678’；  Which task would be accomplished by the command？（）

• A、The command drops the file +tdgroupA·231.45678.
• B、The command physically relocates the file to +tdgroupA/data and renames the file to datafile.dbf.
• C、The command creates a copy of the +tdgroupA·231.45678 file and places it in +tdgroupA/data after renaming the file to datafile.dbf.
• D、The command creates an alias， datafile.dbf， and places it in +tdgroupA/data and does not remove the +tdgroupA·231.45678 file.
• E、The command creates a file， datafile.dbf， in +tdgroupA/data and removes the references for +tdgroupA·231.45678 from the data dictionary views.

第8题：

第9题：

You are maintaining the PROD database for NetFx Corporation. You have configured controlfile autobackup in your database. At 6：00 P.M. on Monday， you issue the following command：       RMAN>BACKUP DATABASE；  At 8：00 A.M. on Tuesday， you are unable to start the database because all the control files are missing. You decide to restore the control files from the backup by using the RMAN> RESTORE CONTROLFILE FROM AUTOBACKUP； command. Which operation should you perform before using the RMAN> RESTORE CONTROLFILE FROM AUTOBACKUP； command？（）

• A、 Start the database in the MOUNT stage.
• B、 Back up the control file to trace.
• C、 Set the DBID
• D、 Issue the RECOVER DATABASE command.

第10题：

You are maintaining the database of a company. The listener process， listener1， is configured for remote access. You have issued the following command：   LSNRCTL>STATUS listener1   Which information will NOT be displayed when you issue the above command？（） 

• A、 whether the password is set in the listener or a file or not
• B、 the number of client connections the service handler has refused
• C、 the information will be displayed whether the instance can accept connections or not
• D、 the protocol addresses on which the listener is configured to listen