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单选题
Your database instance is started using the server parameter file （SPFILE）. You executed acommand to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=32M SCOPE=BOTH； What would be the outcome of this command（）
A
The command succeeds only if Automatic Memory Management is not enabled.
B
The command succeeds， but you need to restart the database for changes to take effect.
C
The command returns an error because the size of the redo log buffer cannot be changed dynamically.
D
The parameter value is changed and it comes into effect as soon as space becomes available in the System Global Area （SGA）.
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更多 “单选题Your database instance is started using the server parameter file （SPFILE）. You executed acommand to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=32M SCOPE=BOTH； What would be the outcome of this command（）A The command succeeds only if Automatic Memory Management is not enabled.B The command succeeds， but you need to restart the database for changes to take effect.C The command returns an error because the size of the redo log buffer cannot be changed dynamically.D The parameter value is changed and it comes into effect as soon as space becomes available in the System Global Area （SGA）.” 相关考题
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Which two statements are true regarding an Automatic Storage Management (ASM) instance?() (Choosetwo.)
A. As ASM instance mounts an ASM control fileB. An ASM instance uses the ASMB process for rebalancing of disks within a disk groupC. Automatic Memory Management is enabled in an ASM instance even when the MEMORY_TARGET parameter is not set explicitlyD. An RDBMS instance gets connected to an ASM instance using ASMB as a foreground process when the database instance is started
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Your database is started by using the server parameter file （SPFILE）. You issued this command to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=24M SCOPE=BOTH; What would be the outcome of this command？（）A、The command would return an error because LOG_BUFFER is a static parameter.B、The parameter value would be changed and it would come into effect immediately.C、You need to restart the database so that parameter changes can come into effect.D、The command would succeed only if initialization parameter LOG_ARCHIVE_MAX_PROCESS is set to value 2.
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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
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Your PROD database has been started using the server parameter file. In your PROD database you are using RMAN for backup and recovery operations. You issue the following commands from the RMAN prompt： RMAN CONFIGURE CONTROLFILE AUTOBACKUP OFF； RMAN BACKUP DATABASE； Which files from the database will be backed up as a result of this BACKUP command？（）A、 control fileB、 all datafilesC、 password fileD、 online redo log fileE、 archive redo log fileF、 server parameter fileG、 only the SYSTEM datafile
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Which two statements are true regarding an Automatic Storage Management (ASM) instance? （）A、As ASM instance mounts an ASM control fileB、An ASM instance uses the ASMB process for rebalancing of disks within a disk groupC、Automatic Memory Management is enabled in an ASM instance even when the MEMORY_TARGET parameter is not set explicitlyD、An RDBMS instance gets connected to an ASM instance using ASMB as a foreground process when the database instance is started
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Your database instance is started using the server parameter file （SPFILE）. You executed acommand to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=32M SCOPE=BOTH； What would be the outcome of this command（）A、The command succeeds only if Automatic Memory Management is not enabled.B、The command succeeds， but you need to restart the database for changes to take effect.C、The command returns an error because the size of the redo log buffer cannot be changed dynamically.D、The parameter value is changed and it comes into effect as soon as space becomes available in the System Global Area （SGA）.
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In your database，the LDAP_DIRECTORY_SYSAUTH initialization parameter has been set to YES and the users who need to access the database as DBAs have been granted SYSDBA enterprise role in Oracle Internet Directory （OID）. SSL and the password file have been configured. A user SCOTT with the SYSDBA privilege tries to connect to the database instance from a remote machine using the command：$ SQLPLUS scott/tiger@DB01 AS SYSDBA where DB01 is the net service name. Which authentication method would be used first？（） A、 authentication by password fileB、 authentication by using certificates over SSLC、 authentication by using the Oracle Internet DirectoryD、 authentication by using the local OS of the database server
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our database instance is started using the server parameter file （SPFILE）. You executed a command tochange the value of the LOG_BUFFER initialization parameter：ALTER SYSTEM SET LOG_BUFFER=32M SCOPE=BOTH； What would be the outcome of this command（）A、The command succeeds only if Automatic Memory Management is not enabled.B、The command succeeds， but you need to restart the database for changes to take effect.C、The command returns an error because the size of the redo log buffer cannot be changed dynamically.D、The parameter value is changed and it comes into effect as soon as space becomes available in theSystem Global Area （SGA）
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What are the prerequisites for enabling Flashback Database？ （）A、 The database must be started in the MOUNT EXCLUSIVE state.B、 The database must have multiplexed control files.C、 The database must be opened by using a text-based parameter file instead of a server parameter file （SPFILE）.D、 The database must be in ARCHIVELOG mode.E、 The database must be in the NOMOUNT state.F、 The database must be opened in RESTRICTED mode.
考题
You used the IMMEDIATE option to shut down your database instance. Consider the steps that may occurwhen a database instance is started and database is opened： 1. SGA is allocated. 2. Control file is read. 3. Redo log files are opened.4. Instance recovery is started. 5. Background processes are started. 6. Data file headers are checked for consistency. 7. Server parameter file or the initialization parameter file is read. Which option has the correct order in which these steps occur（）A、7， 1， 5， 2， 3， 6， 4B、1， 5， 7， 2， 3， 6； step 4 is not requiredC、7， 1， 5， 2， 3， 6； step 4 is not requiredThis document was downloaded from = http：//www.amaderforum.comD、1， 2， 3， 5， 6， 4； step 7 is not required
考题
You work as a database administrator for Certkiller .com. You started the instance using theinit.orafile. You have two control files and three redo log groups in your database. You decided to protect the database against failures by adding one more control file. Which file is the appropriate way to perform this task？（）A、Shut down the instance， copy the control file to the third location and open the database.B、Abort the instance， copy the control file to the third location， modify the CONTROL_FILES parameter in theinit.orafile and open the database.C、Copy the control file to the third location， modify the CONTROL_FILES parameter in theinit.orafile， restart the instance and open the database.D、Shut down the instance， copy the control file to the third location， modify the CONTROL_FILES parameter in theinit.orafile and open the database.E、Shut down the instance， startup in the mount state， copy the control file to the third location， modify the CONTROL_FILES parameter ininit.oraand open the database.
考题
单选题You have issued a SHUTDOWN ABORT command to bring down your database instance. Considerthe steps that will be performed later when you open the database： 1：SGA is allocated. 2：Control file is read. 3：Redo log files are read. 4：Instance recovery is started. 5：Background processes are started. 6：Data files are checked for consistency. 7：Server parameter file or the initialization parameter file is read. Which option has the correct order in which these steps occur（）A
7，1，5，2，3，6，4B
1，2，3，7，5，6，4C
7，1，4，5，2，3，6D
1，7，5，4，2，3，6
考题
单选题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
单选题Your database is started by using the server parameter file （SPFILE）. You issued this command to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=24M SCOPE=BOTH； What would be the outcome of this command？ （）A
The command would return an error because LOG_BUFFER is a static parameter.B
The parameter value would be changed and it would come into effect immediately.C
You need to restart the database so that parameter changes can come into effect.D
The command would succeed only if initialization parameter LOG_ARCHIVE_MAX_PROCESS is set to value 2.
考题
单选题You work in a company which uses SQL Server 2008. You are the administrator of the company database. In your company there is a server which contains a default SQL Server 2005 instance. For a new application, you have to install a SQL Server 2008 instance on the server. Your company CIO assigns a task to you. You must make sure that the respective certified third-party applications have access to both database instances. You have to achieve this goal without changing the existing application environments. So what should you do to achieve this by using as little database administrative effort as possible?（）A
You should install SQL Server 2008 as a named instance, and make the new application to use the new instance. B
You should install SQL Server 2008 as the default instance, and make the new application to use the default instance. C
You should upgrade the SQL Server 2005 application to use SQL Server 2008. D
You should upgrade the SQL Server 2005 instance to a SQL Server 2008 instance.
考题
单选题our database instance is started using the server parameter file （SPFILE）. You executed a command tochange the value of the LOG_BUFFER initialization parameter：ALTER SYSTEM SET LOG_BUFFER=32M SCOPE=BOTH； What would be the outcome of this command（）A
The command succeeds only if Automatic Memory Management is not enabled.B
The command succeeds， but you need to restart the database for changes to take effect.C
The command returns an error because the size of the redo log buffer cannot be changed dynamically.D
The parameter value is changed and it comes into effect as soon as space becomes available in theSystem Global Area （SGA）
考题
单选题You work as a database administrator for Supportcenter.cn. In your production database， the size of Database Buffer Cache needs to be increased immediately for the current as well as future instances of the database. The Oracle instance has been configured to accommodate any changes in the size of the memory structures. At this is production database， you want to accomplish this task with no impact on the user’s connections. Which activity must you have completed before accomplishing this task？（）A
You must have started the database instance in restricted mode.B
You must have started the database instance inNORMALmode.C
You must have started the database instance with server parameter file.D
You must have started the database instance but must not have mounted.E
You must have started the database instance but must not have opened.
考题
多选题What are the prerequisites for enabling Flashback Database？ （）AThe database must be started in the MOUNT EXCLUSIVE state.BThe database must have multiplexed control files.CThe database must be opened by using a text-based parameter file instead of a server parameter file （SPFILE）.DThe database must be in ARCHIVELOG mode.EThe database must be in the NOMOUNT state.FThe database must be opened in RESTRICTED mode.
考题
单选题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
单选题You work as a database administrator for Certkiller .com. You started the instance using theinit.orafile. You have two control files and three redo log groups in your database. You decided to protect the database against failures by adding one more control file. Which file is the appropriate way to perform this task？（）A
Shut down the instance， copy the control file to the third location and open the database.B
Abort the instance， copy the control file to the third location， modify the CONTROL_FILES parameter in theinit.orafile and open the database.C
Copy the control file to the third location， modify the CONTROL_FILES parameter in theinit.orafile， restart the instance and open the database.D
Shut down the instance， copy the control file to the third location， modify the CONTROL_FILES parameter in theinit.orafile and open the database.E
Shut down the instance， startup in the mount state， copy the control file to the third location， modify the CONTROL_FILES parameter ininit.oraand open the database.
考题
多选题Which two statements are true regarding an Automatic Storage Management （ASM） instance？（）AAs ASM instance mounts an ASM control fileBAn ASM instance uses the ASMB process for rebalancing of disks within a disk groupCAutomatic Memory Management is enabled in an ASM instance even when the MEMORY_TARGET parameter is not set explicitlyDAn RDBMS instance gets connected to an ASM instance using ASMB as a foreground process when the database instance is started
考题
单选题You have issued a SHUTDOWN ABORT command to bring down your database instance. Consider the stepsthat will be performed later when you open the database： 1. SGA is allocated. 2. Control file is read. 3. Redo log files are read. 4. Instance recovery is started. 5. Background processes are started. 6. Data files are checked for consistency. 7. Server parameter file or the initialization parameter file is read. Which option has the correct order in which these steps occur（）A
7， 1， 5， 2， 3， 6， 4B
1， 2， 3，7， 5， 6， 4C
7， 1， 4， 5， 2， 3， 6D
1， 7， 5， 4， 2， 3， 6
考题
单选题You used the IMMEDIATE option to shut down your database instance. Consider the steps that mayoccur when a database instance is started and database is opened： 1：SGA is allocated. 2：Control file is read. 3：Redo log files are opened. 4：Instance recovery is started. 5：Background processes are started. 6：Data file headers are checked for consistency. 7：Server parameter file or the initialization parameter file is read. Which option has the correct order in which these steps occur（）A
7，1，5，2，3，6，4B
1，5，7，2，3，6；step 4 is not requiredC
7，1，5，2，3，6；step 4 is not requiredD
1，2，3，5，6，4；step 7 is not required
考题
单选题How can you make a shared server-side initialization parameter file available to all instances of a Real Application Clusters database？（）A
Include an SPFILE parameter in each instance-specified initialization file.B
Create an SPFILE copy on each client from which the instance will be started.C
Store the SPFILE in a raw partition with a vendor-specifies location and name.D
Use a single client to start the instances and create the SPFILE on this client.
考题
多选题Your PROD database has been started using the server parameter file. In your PROD database you are using RMAN for backup and recovery operations. You issue the following commands from the RMAN prompt： RMAN CONFIGURE CONTROLFILE AUTOBACKUP OFF； RMAN BACKUP DATABASE； Which files from the database will be backed up as a result of this BACKUP command？（）Acontrol fileBall datafilesCpassword fileDonline redo log fileEarchive redo log fileFserver parameter fileGonly the SYSTEM datafile
考题
单选题You used the IMMEDIATE option to shut down your database instance. Consider the steps that may occurwhen a database instance is started and database is opened： 1. SGA is allocated. 2. Control file is read. 3. Redo log files are opened.4. Instance recovery is started. 5. Background processes are started. 6. Data file headers are checked for consistency. 7. Server parameter file or the initialization parameter file is read. Which option has the correct order in which these steps occur（）A
7， 1， 5， 2， 3， 6， 4B
1， 5， 7， 2， 3， 6； step 4 is not requiredC
7， 1， 5， 2， 3， 6； step 4 is not requiredThis document was downloaded from = http：//www.amaderforum.comD
1， 2， 3， 5， 6， 4； step 7 is not required
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