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单选题
You have two databases， FINDB and PAYDB， on single operating system and using Optimal Flexible architecture （OFA）. FINDB is functional and is currently being accessed by the users. While starting up the instance for the PAYDB database you get the following error： ORA-01081： cannot start - already running ORACLE - shut it down first Which environmental variable would you set before starting up the PAYDB database to overcome this error？（）
A
ORA_PATH
B
ORACLE_SID
C
ORACLE_BASE
D
ORACLE_HOME
E
LD_LIBRARY_PATH
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You have been assigned to manage a set of databases. The previous DBA did not leave you notes regarding the structure of each of the databases. While analyzing an instance， you notice that the system identifier （SID） for the instance is set to ’+ASM’. What is the purpose of this instance？（）A、 This instance is being used to manage the operating system files.B、 This instance is being used to manage the files of other databases.C、 This instance is being used to manage the instances of other databases.D、 This instance is being used to manage the background processes of other instances.
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You have three production databases, HRDB, FINDB, and ORGDB, that use the same ASM instance. At the end of the day, you execute the following command on the ASM instance to shut down: SQL shutdown immediate; What is the result of executing this command?（）A、All the instances, including the ASM instance, are shut down in the ABORT modeB、The ASM instance is shut down, but the other instances are still running C、The ASM instance is still functional, but the other instances are shut down D、All the instances, including the ASM instance, are shut down in the IMMEDIATE mode. E、HRDB, FINDB, and ORGDB instances are shut down in the ABORT mode and the ASM instance is shut down in the IMMEDIATE mode F、HRDB, FINDB, and ORGDB instances are shut down in the NORMAL mode and the ASM instance is shut down in the IMMEDIATE mode
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You need to migrate the DeliveryVans， AirlinePreferences， and SeasonalContractors databases into the data center. What should you do？（）A、Install a separate instance of SQL Server 2005 for each of the databases on a single server.B、Create a SQL Server database for each of the databases in a single instance of SQL Server 2005.C、Import the data from each of the databases into a single database in an instance of SQL Server 2005.D、Install a default instance of SQL Server 2005 on three separate servers. Use one server for each of the databases.
考题
You have three production databases, HRDB, FINDB, and ORGDB, that use the same ASM instance. At the end of the day, while all three production database instances are running, you execute the following command on the ASM instance : SQL shutdown immediate; What is the result of executing this command?（）A、The ASM instance is shut down, but the other instances are still running.B、It results in an error because other database instances are connected to it.C、All the instances, including the ASM instance, are shut down in the IMMEDIATE mode.D、HRDB, FINDB, and ORGDB instances are shut down in the ABORT mode and the ASM instance is shut down in the IMMEDIATE mode.
考题
You work as a database administrator for Supportcenter.cn. In your Oracle database 10g installation you have set ORACLE_BASE to /u01/app/oracle. Which objective will be achieved by this setting？（）A、The Oracle kernel will be placed in this location.B、The Oracle software will be placed in this location.C、The server parameter file （SPFILE） will be placed in this location.D、The database files will be placed in this location， if not specified explicitly.E、The location will be considered for the base of Oracle Managed Files （OMF）.F、The location will be considered for the base of Optimal Flexible Architecture （OFA）.
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While planning to manage more than one database in your system， you perform the following activities： 1. Organize different categories of files into independent subdirectories. 2. Use consistent naming convention for database files. 3. Separate administrative information pertaining to each database. Which option corresponds to the type of activities performed by you？（）A、Oracle Managed FilesB、Oracle Grid ArchitectureC、Optimal Flexible ArchitectureD、Oracle database architecture
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Which statement is true about Enterprise Manager (EM) express in Oracle Database 12c?（）A、By default, EM express is available for a database after database creation.B、You can use EM express to manage multiple databases running on the same server.C、You can perform basic administrative tasks for pluggable databases by using the EM express interface.D、You cannot start up or shut down a database Instance by using EM express.E、You can create and configure pluggable databases by using EM express.
考题
You have been recently hired as a database administrator. Your senior manager asks you to study the production database server and submit a report on the settings done by the previous DBA. While observing the server settings， you find that the following parameter has been set in the parameter file of the database： REMOTE_OS_AUTHENT = TRUE What could have been the reason to set this parameter as TRUE？（）A、to enable operating system authentication for a remote clientB、to restrict the scope of administration to identical operating systemsC、to allow the start up and shut down of the database from a remote clientD、to enable the administration of the operating system from a remote clientE、to disable the administration of the operating system from a remote client
考题
You have three databases， FINDB， PAYDB and ADMINDB， located in Sydney， Tokyo and Singapore respectively. You want to perform administrative tasks which include starting up and shutting down the databases， creating and managing tablespaces and database users， and taking regular backups， for all of the three databases from London. Which component must be enabled and running on each host machine to achieve your objective？（）A、Oracle Management AgentB、Enterprise Manager with Grid ControlC、Enterprise Manager with Database ControlD、Operating System Socket for incoming requestsE、Real Application Cluster （RAC） with three instancesF、Enterprise Manager with Generic Database Management
考题
You find that the database performance degrades while you backup the PROD database using Recovery Manager （RMAN）. The PROD database is running in shared server mode. The database instance is currently using 60% of total operating system memory. You suspect the shared pool fragmentation to be the reason. Which action would you consider to overcome the performance degradation？（）A、Configure Java Pool to cache the java objects.B、Configure Streams Pool to enable parallel processing.C、Increase Shared Pool size to cache more PL/SQL objects.D、Increase Database Buffer Cache size to increase cache hits.E、Configure Large Pool to be used by RMAN and shared server.F、Increase the total System Global Area （SGA） size to increase memory hits.
考题
You have two databases， FINDB and PAYDB， on single operating system and using Optimal Flexible architecture （OFA）. FINDB is functional and is currently being accessed by the users. While starting up the instance for the PAYDB database you get the following error： ORA-01081： cannot start - already running ORACLE - shut it down first Which environmental variable would you set before starting up the PAYDB database to overcome this error？（）A、ORA_PATHB、ORACLE_SIDC、ORACLE_BASED、ORACLE_HOMEE、LD_LIBRARY_PATH
考题
You work as a database administrator for Certkiller .com. You find that the database performance degrades while you backup the Certkiller database using Recovery Manager （RMAN）. The Certkiller database is running in shared server mode. The database instance is currently using 60% of total operating system memory. You suspect the shared pool fragmentation to be the reason. Which action would you consider to overcome the performance degradation？（）A、Configure Java Pool to cache the java objects.B、Configure Streams Pool to enable parallel processing.C、Increase Shared Pool size to cache more PL/SQL objects.D、Increase Database Buffer Cache size to increase cache hits.E、Configure Large Pool to be used by RMAN and shared server.F、Increase the total System Global Area （SGA） size to increase memory hits.
考题
You need to design the consolidation strategy for the Promotions and Partners databases. You want to choose a strategy that results in the best database performance while maintaining the permissions of end users in each database.What consolidation strategy should you choose？（）A、Place each database in a separate instance running on SQL2.B、Place each database in a separate instance running on SQL3.C、Place both databases in a single instance running on SQL2.D、Place both databases in a single instance running on SQL3.
考题
You administer a SQL Server 2008 instance. You plan to deploy a new database to the instance. The database will be subject to frequent inserts and updates. The database will have multiple schemas. One of the schemas will contain a large amount of read-only reference data. You need to design the physical database structure for optimal backup performance. What should you do?（） A、Create the database by using a single data file and a single log file.B、Create the database by using a single data file and multiple log files.C、Create the database by using a single log file and multiple filegroups.D、Create the database by using a single log file and a filegroup that has multiple data files.
考题
单选题You have three production databases, HRDB, FINDB, and ORGDB, that use the same ASM instance. At the end of the day, you execute the following command on the ASM instance to shut down: SQL shutdown immediate; What is the result of executing this command?（）A
All the instances, including the ASM instance, are shut down in the ABORT modeB
The ASM instance is shut down, but the other instances are still running C
The ASM instance is still functional, but the other instances are shut down D
All the instances, including the ASM instance, are shut down in the IMMEDIATE mode. E
HRDB, FINDB, and ORGDB instances are shut down in the ABORT mode and the ASM instance is shut down in the IMMEDIATE mode F
HRDB, FINDB, and ORGDB instances are shut down in the NORMAL mode and the ASM instance is shut down in the IMMEDIATE mode
考题
单选题You find that the database performance degrades while you backup the PROD database using Recovery Manager （RMAN）. The PROD database is running in shared server mode. The database instance is currently using 60% of total operating system memory. You suspect the shared pool fragmentation to be the reason. Which action would you consider to overcome the performance degradation？（）A
Configure Java Pool to cache the java objects.B
Configure Streams Pool to enable parallel processing.C
Increase Shared Pool size to cache more PL/SQL objects.D
Increase Database Buffer Cache size to increase cache hits.E
Configure Large Pool to be used by RMAN and shared server.F
Increase the total System Global Area （SGA） size to increase memory hits.
考题
单选题You have been recently hired as a database administrator. Your senior manager asks you to study the production database server and submit a report on the settings done by the previous DBA. While observing the server settings， you find that the following parameter has been set in the parameter file of the database： REMOTE_OS_AUTHENT = TRUE What could have been the reason to set this parameter as TRUE？（）A
to enable operating system authentication for a remote clientB
to restrict the scope of administration to identical operating systemsC
to allow the start up and shut down of the database from a remote clientD
to enable the administration of the operating system from a remote clientE
to disable the administration of the operating system from a remote client
考题
单选题You administer a SQL Server 2008 instance. You plan to deploy a new database to the instance. The database will be subject to frequent inserts and updates. The database will have multiple schemas. One of the schemas will contain a large amount of read-only reference data. You need to design the physical database structure for optimal backup performance. What should you do?（）A
Create the database by using a single data file and a single log file.B
Create the database by using a single data file and multiple log files.C
Create the database by using a single log file and multiple filegroups.D
Create the database by using a single log file and a filegroup that has multiple data files.
考题
单选题You have two databases， FINDB and PAYDB， on single operating system and using Optimal Flexible architecture （OFA）. FINDB is functional and is currently being accessed by the users. While starting up the instance for the PAYDB database you get the following error： ORA-01081： cannot start - already running ORACLE - shut it down first Which environmental variable would you set before starting up the PAYDB database to overcome this error？（）A
ORA_PATHB
ORACLE_SIDC
ORACLE_BASED
ORACLE_HOMEE
LD_LIBRARY_PATH
考题
单选题You have a listener process， L1， currently listening for the connections to the PROD and ADMIN databases. You create a new database， PAY， using CREATE DATABASE.. command. You have not enabled dynamic instance registration. You modified the LISTENER.ORA file manually to include PAY database for L1 listener process. Which command of Listener control utility （LSNRCTL） would you use to enable L1 process to start listening for the connections to the PAY database without disrupting any existing database communications？（）A
STARTB
RELOADC
RESTARTD
REFRESHE
START L1F
RELOAD L1G
RESTART L1H
REFRESH L1
考题
单选题You need to migrate the DeliveryVans， AirlinePreferences， and SeasonalContractors databases into the data center. What should you do？（）A
Install a separate instance of SQL Server 2005 for each of the databases on a single server.B
Create a SQL Server database for each of the databases in a single instance of SQL Server 2005.C
Import the data from each of the databases into a single database in an instance of SQL Server 2005.D
Install a default instance of SQL Server 2005 on three separate servers. Use one server for each of the databases.
考题
单选题You work as a database administrator for Certkiller .com. You find that the database performance degrades while you backup the Certkiller database using Recovery Manager （RMAN）. The Certkiller database is running in shared server mode. The database instance is currently using 60% of total operating system memory. You suspect the shared pool fragmentation to be the reason. Which action would you consider to overcome the performance degradation？（）A
Configure Java Pool to cache the java objects.B
Configure Streams Pool to enable parallel processing.C
Increase Shared Pool size to cache more PL/SQL objects.D
Increase Database Buffer Cache size to increase cache hits.E
Configure Large Pool to be used by RMAN and shared server.F
Increase the total System Global Area （SGA） size to increase memory hits.
考题
单选题You are designing a Windows Azure application that will store data in two SQL Azure databases. The application will insert data in both databases as part of a single logical operation. You need to recommend an approach for maintaining data consistency across the databases. What should you recommend？（）A
Execute database calls on parallel threads.B
Wrap the database calls in a single transaction scope.C
Use Microsoft Distributed Transaction Coordinator （MSDTC）.D
Handle errors resulting from the database calls by using compensatory logic.
考题
单选题You have three databases， FINDB， PAYDB and ADMINDB， located in Sydney， Tokyo and Singapore respectively. You want to perform administrative tasks which include starting up and shutting down the databases， creating and managing tablespaces and database users， and taking regular backups， for all of the three databases from London. Which component must be enabled and running on each host machine to achieve your objective？（）A
Oracle Management AgentB
Enterprise Manager with Grid ControlC
Enterprise Manager with Database ControlD
Operating System Socket for incoming requestsE
Real Application Cluster （RAC） with three instancesF
Enterprise Manager with Generic Database Management
考题
单选题In which situation would you use static database registration for a listener（）A
when multiple databases are to be registered with the listenerB
when DBAs need to connect remotely to start up the database instanceC
when users need to connect the database instance using the host naming methodD
when the database instance that is to be registered with the listener is configured in shared server mode
考题
单选题You have three production databases, HRDB, FINDB, and ORGDB, that use the same ASM instance. At the end of the day, while all three production database instances are running, you execute the following command on the ASM instance : SQL shutdown immediate; What is the result of executing this command?（）A
The ASM instance is shut down, but the other instances are still running.B
It results in an error because other database instances are connected to it.C
All the instances, including the ASM instance, are shut down in the IMMEDIATE mode.D
HRDB, FINDB, and ORGDB instances are shut down in the ABORT mode and the ASM instance is shut down in the IMMEDIATE mode.
考题
单选题You need to design the consolidation strategy for the Promotions and Partners databases. You want to choose a strategy that results in the best database performance while maintaining the permissions of end users in each database.What consolidation strategy should you choose？（）A
Place each database in a separate instance running on SQL2.B
Place each database in a separate instance running on SQL3.C
Place both databases in a single instance running on SQL2.D
Place both databases in a single instance running on SQL3.
考题
单选题You have been assigned to manage a set of databases. The previous DBA did not leave you notes regarding the structure of each of the databases. While analyzing an instance， you notice that the system identifier （SID） for the instance is set to ’+ASM’. What is the purpose of this instance？（）A
This instance is being used to manage the operating system files.B
This instance is being used to manage the files of other databases.C
This instance is being used to manage the instances of other databases.D
This instance is being used to manage the background processes of other instances.
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