多选题You work as a database administrator for Supportcenter.cn. Your database is in the MOUNT state and you execute the following command to open it ALTER DATABASE OPEN； What two actions are performed as a result of this command？（）AAll control files are ope

题目
多选题
You work as a database administrator for Supportcenter.cn. Your database is in the MOUNT state and you execute the following command to open it ALTER DATABASE OPEN； What two actions are performed as a result of this command？（）
A

All control files are opened

B

All redo files are opened

C

The password file is opened

D

The parameter file is opened

E

All online data files are opened

相似考题

1.You work as a database administrator for Supportcenter.cn. You find that reports are running for a long time in your data warehousing applications. You suspect a lack of indexes is the reason for the performance degradation. Which advisory component would you refer to， in order to determine the appropriate indexes？（）A、Memory AdvisorsB、Segment AdvisorsC、SQL Tuning and Access AdvisorsD、Automated Workload Repository （AWR）E、Automatic Database Diagnostic Monitor （ADDM）

2.You work as a database administrator for Supportcenter.cn. Client connection requests are failing because the listener is not responding. You want to forward client connect requests to another listener if one listener is not responding. How do you achieve this？（）A、Enable instance failoverB、Configure shared serverC、Enable database failoverD、Enable connect-time failoverE、Enable Transparent Application Failover （TAF）

3.You work as a database administrator for Supportcenter.cn. One of the database users accidentally deleted all the rows of a critical table and committed the delete at 1：30 p.m. You senior database administrator， SupportCenter， asks you to retrieve the lost data. Which two actions would you use to ensure that there is no impact on other connected users while retrieving the deleted rows？（）A、Use a flashback query to retrieve the rows that were deletedB、Useconventialincremental export and then import the affected objectC、Shutdown the database inNORMALmode and restart the database instanceD、Use DBMS_META package to reconstruct the object using undo segmentsE、UseTablespacePoint in Time Recovery （TSPITR） method to recover the table and the dataF、Use Oracle DataPumptwithflashback_timeoption toentableflashback export and then import the affected object.

4.You work as a database administrator for Supportcenter.cn. You have been asked to use a centralized administrative tool to administer your database servers and application servers. In order to achieve the objective， which component would you configure on each database server？（）A、Database ControlB、Management ServerC、Management RepositoryD、Application Server ControlE、Oracle Management Agent

更多“You work as a database administrator for Supportcenter.cn. Y”相关问题

  • 第1题：

    You work as a database administrator for Supportcenter.cn. In a production environment， users complain about the slow response time when accessing the database. You have not optimized the memory usage of the Oracle instance and you suspect the problem to be with the memory. To which type of object would you refer to determine the cause of the slow response？（）

    • A、The trace file
    • B、The fixed views
    • C、The data dictionary views
    • D、The operating system log fields
    • E、The dynamic performance views.

    正确答案:E

  • 第2题：

    You work as a database administrator for Supportcenter.cn. Your database is in NOARCHIVELOG mode and you want to perform a backup. Which type of backup would be appropriate in this case？（）

    • A、Hot backup
    • B、Online backup
    • C、consistent backup
    • D、incremental backup
    • E、inconsistent backup

    正确答案:C

  • 第3题：

    You work as a database administrator for Supportcenter.cn. You decided to manage client and server connections using Local Naming method in Supportcenter.cn. When you try to connect to the database you get the following error： ERROR：   ORA-12154：TNS：couldnot resolve service name   Which network configuration files would you look into to resolve this error？（）

    • A、snmp.ora
    • B、names.ora
    • C、spfile.ora
    • D、sqlnet.ora
    • E、listener.ora
    • F、tnsnames.ora

    正确答案:D,F

  • 第4题：

    You work as a database administrator for Supportcenter.cn. You are using three database， SupportCenter DB01， SupportCenter DB02， and SupportCenter DB03， on different host machines in your development environment. The database server configuration， such as IP address and listener port number， change frequently due to development requirements， and you have the task of notifying the developers of the changes. Which connection method would you use to overcome this overhead？（）

    • A、Host naming
    • B、Local naming
    • C、Easy Connect
    • D、External naming
    • E、directory naming

    正确答案:E

  • 第5题：

    多选题
    You work as a database administrator for Supportcenter.cn. You decided to manage client and server connections using Local Naming method in Supportcenter.cn. When you try to connect to the database you get the following error： ERROR：   ORA-12154：TNS：couldnot resolve service name   Which network configuration files would you look into to resolve this error？（）
    A

    snmp.ora

    B

    names.ora

    C

    spfile.ora

    D

    sqlnet.ora

    E

    listener.ora

    F

    tnsnames.ora


    正确答案： E,B
    解析： 暂无解析

  • 第6题：

    单选题
    You work as a database administrator for Supportcenter.cn. Your database is in NOARCHIVELOG mode and you want to perform a backup. Which type of backup would be appropriate in this case？（）
    A

    Hot backup

    B

    Online backup

    C

    consistent backup

    D

    incremental backup

    E

    inconsistent backup


    正确答案： B
    解析： 暂无解析

  • 第7题：

    单选题
    You work as a database administrator for Supportcenter.cn. You want to configure database backups to be run automatically. Which tool or utility would you use to achieve this？（）
    A

    The DBMS_JOB package

    B

    The BACKUP_JOB package

    C

    The DBMS_BACKUP_RESTORE package

    D

    The calendar tool in the Operating System （OS）

    E

    The backup scheduler in Enterprise Manager （EM）

    F

    The DBMS_BACKUP_SCHEDULER packager inline mode


    正确答案： B
    解析： 暂无解析

  • 第8题：

    多选题
    You work as a database administrator for Supportcenter.cn. Your database is opened inNOARCHIVEKLOG mode. You decide to place the database in ARCHIVELOG mode. How would you do this？（）
    A

    Execute the ALTER DATABASE ARCHIVELOG statement

    B

    Select ARCHIVELOG option in the database control and restart the database to apply the changes.

    C

    Shut down and start the instance， and in the NOMOUNT state execute the ALTER DATABASE ARCHIVELOG statement.

    D

    Shut down and start the instance， mount the database， then execute the ALTER DATABASE ARCHIVELOG statement.


    正确答案： B,A
    解析： 暂无解析

  • 第9题：

    单选题
    You work as a database administrator for Supportcenter.cn. You enabled tracing while creating a listener to your database. What additional information is available to you when you enable tracing？（）
    A

    Information about each Oracle Net connection.

    B

    Information about each entry in theLinstener.orafile

    C

    Information about the changed done in the database

    D

    Information about the different listeners in your system

    E

    Information about all thenondatabasefiles required to operate the database


    正确答案： D
    解析： 暂无解析

  • 第10题：

    单选题
    You work as a database administrator for Supportcenter.cn. You suspect that in one of your applications the customer table is being accessed by some unauthorized users. Which option would you use to monitor the queries being executed on the customer table？（）
    A

    Monitor thealert.logfile

    B

    Enable server-side SQL tracing for user sessions

    C

    Enable fine-grained auditing for the customer table

    D

    Enable Fine-Grained Access Control （FGAC） for the customer table

    E

    Write a database trigger on the customer table on the SELECT event


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    You work as a database administrator for Supportcenter.cn. Client connection requests are failing because the listener is not responding. You want to forward client connect requests to another listener if one listener is not responding. How do you achieve this？（）
    A

    Enable instance failover

    B

    Configure shared server

    C

    Enable database failover

    D

    Enable connect-time failover

    E

    Enable Transparent Application Failover （TAF）


    正确答案： B
    解析： 暂无解析

  • 第12题：

    多选题
    You work as a database administrator for Supportcenter.cn. You want to administer your database servers， which are running on different host machines， using the Web-enabled grid control interface. You have configured the agent on the host machines. You have started the Oracle Database 10g Grid Control utility on your machine. Which two additional components would you configure to achieve this objective？（）
    A

    Application Server Control

    B

    Oracle Management Service

    C

    Oracle Enterprise Manager Repository

    D

    Oracle Enterprise Manager Database Control


    正确答案： A,D
    解析： 暂无解析

  • 第13题：

    You work as a database administrator for Supportcenter.cn. You want to create your database with the automatic undo management feature enable.Which two tasks must you perform to achieve this？（）

    • A、Set the UNDO_RETENTION parameter to AUTO.
    • B、Create an initial undo segment in undotablespace.
    • C、Set the UNDO_RETENTION parameter to 900 or more
    • D、Set the initialization parameter UNDO_MANAGEMENT to AUTO
    • E、Set the UNDO_MANAGEMENT parameter to the name of an undotablespace

    正确答案:D,E

  • 第14题：

    You work as a database administrator for Supportcenter.cn. You received the following error while working on your database： ORA-01555： snapshot too old ，In which situation would you receive such an error？（）

    • A、You performed rollback after commit.
    • B、If a log switch occurs in your database.
    • C、Thearchiverfails to generate an archived log file.
    • D、Instance recovery fails to find one of the redo log files.
    • E、A long-running query is unable to get read-consistent image.
    • F、If you perform manual undo management operations in auto mode.

    正确答案:E

  • 第15题：

    You work as a database administrator for Supportcenter.cn. You determine that archiving was not successful in one of thedestinators. You want to check the alert log file for more information on this.Which initialization parameter gives you the location of the alert log file？（）

    • A、USER_DUMP_DEST
    • B、CORE_DUMP_DEST
    • C、ALERT_LOG_DEST
    • D、ALERT_DUMP_DEST
    • E、TRACE_DUMP_DEST
    • F、BACKGROUND_DUMP_DEST

    正确答案:F

  • 第16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.

    正确答案:C

  • 第17题：

    单选题
    You work as a database administrator for Supportcenter.cn. You are using three database， SupportCenter DB01， SupportCenter DB02， and SupportCenter DB03， on different host machines in your development environment. The database server configuration， such as IP address and listener port number， change frequently due to development requirements， and you have the task of notifying the developers of the changes. Which connection method would you use to overcome this overhead？（）
    A

    Host naming

    B

    Local naming

    C

    Easy Connect

    D

    External naming

    E

    directory naming


    正确答案： A
    解析： 暂无解析

  • 第18题：

    单选题
    You work as a database administrator for Supportcenter.cn. You have been asked to use a centralized administrative tool to administer your database servers and application servers. In order to achieve the objective， which component would you configure on each database server？（）
    A

    Database Control

    B

    Management Server

    C

    Management Repository

    D

    Application Server Control

    E

    Oracle Management Agent


    正确答案： C
    解析： 暂无解析

  • 第19题：

    多选题
    You work as a database administrator for Supportcenter.cn. One of the database users accidentally deleted all the rows of a critical table and committed the delete at 1：30 p.m. You senior database administrator， SupportCenter， asks you to retrieve the lost data. Which two actions would you use to ensure that there is no impact on other connected users while retrieving the deleted rows？（）
    A

    Use a flashback query to retrieve the rows that were deleted

    B

    Useconventialincremental export and then import the affected object

    C

    Shutdown the database inNORMALmode and restart the database instance

    D

    Use DBMS_META package to reconstruct the object using undo segments

    E

    UseTablespacePoint in Time Recovery （TSPITR） method to recover the table and the data

    F

    Use Oracle DataPumptwithflashback_timeoption toentableflashback export and then import the affected object.


    正确答案： C,A
    解析： 暂无解析

  • 第20题：

    单选题
    You work as a database administrator for Supportcenter.cn. You find that reports are running for a long time in your data warehousing applications. You suspect a lack of indexes is the reason for the performance degradation. Which advisory component would you refer to， in order to determine the appropriate indexes？（）
    A

    Memory Advisors

    B

    Segment Advisors

    C

    SQL Tuning and Access Advisors

    D

    Automated Workload Repository （AWR）

    E

    Automatic Database Diagnostic Monitor （ADDM）


    正确答案： C
    解析： 暂无解析

  • 第21题：

    单选题
    You work as a database administrator for Supportcenter.cn. You determine that archiving was not successful in one of thedestinators. You want to check the alert log file for more information on this.Which initialization parameter gives you the location of the alert log file？（）
    A

    USER_DUMP_DEST

    B

    CORE_DUMP_DEST

    C

    ALERT_LOG_DEST

    D

    ALERT_DUMP_DEST

    E

    TRACE_DUMP_DEST

    F

    BACKGROUND_DUMP_DEST


    正确答案： D
    解析： 暂无解析

  • 第22题：

    单选题
    You work as a database administrator for Supportcenter.cn. Your database is configured for automatic undo management. UNDO_RETENTION is set to 3 hours. You want to flash back a table that was created last year. How far back can the flashback query go？（）
    A

    3 hours

    B

    6 months

    C

    until last year

    D

    until last commit

    E

    until the point when the undotablespacewas refreshed

    F

    until the database is shut down and the memory erased


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    You work as a database administrator for Supportcenter.cn. In a production environment， users complain about the slow response time when accessing the database. You have not optimized the memory usage of the Oracle instance and you suspect the problem to be with the memory. To which type of object would you refer to determine the cause of the slow response？（）
    A

    The trace file

    B

    The fixed views

    C

    The data dictionary views

    D

    The operating system log fields

    E

    The dynamic performance views.


    正确答案： A
    解析： 暂无解析

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