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Your database is running in ARCHIVELOG mode. One of the data files,USERDATA01.dbf, in the USERS tablespace is damaged and you need to recover the file until the point of failure. The backup for the datafile is available. Which three files would be used in

题目

Your database is running in ARCHIVELOG mode. One of the data files,USERDATA01.dbf, in the USERS tablespace is damaged and you need to recover the file until the point of failure. The backup for the datafile is available. Which three files would be used in the user-managed recovery process performed by the database administrator (DBA)?（）

  • A、Redo logs
  • B、Control file
  • C、The latest backup of only the damaged data file
  • D、The latest backup of all the data file in the USERS tablespace
  • E、Temporary files of temporary tablespace
  • F、Archive Logs since the latest backup to point of failure
相似考题

1.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 ManagerB. Listener Control utilityC. Database Configuration AssistantD. Oracle Net Configuration Assistant

2.You database is running an ARCHIVELOG mode.The following parameter are set in your database instance:LOG_ARCHIVE_FORMAT = arch+%t_%r.arcLOG_ARCHIVE_DEST_1 = ‘LOCATION = /disk1/archive’DB_RECOVERY_FILE_DEST_SIZE = 50GDB_RECOVERY_FILE = ‘/u01/oradata’Which statement is true about the archived redo log files?（）A. They are created only in the location specified by the LOG_ARCHIVE_DEST_1 parameter.B. They are created only in the Fast Recovery Area.C. They are created in the location specified by the LOG_ARCHIVE_DEST_1 parameter and in the default location $ORACLE_HOME/dbs/arch.D. They are created in the location specified by the LOG_ARCHIVE_DEST_1 parameter and the location specified by the DB_RECOVERY_FILE_DEST parameter.

3. Your database is up and running and one of your three control files is accidentally erased. You start RMAN and run the following command：   RESTORE CONTROLFILE FROM AUTOBACKUP；   Which of the following statements is true？（） A、 The command restores only the missing control file.B、 The command restores all the control files.C、 The command fails because the database is running.D、 This is the correct way to address this problem.E、 This is not the correct way to address this problem.

4.Your database interface is running. A user SCOTT starts a SQL *Plus session, and issues the following query:SQL> SELECT * FROM sales;Which process would retrieve the result from the database and return it to the client program?（）A. User processB. Server processC. System Monitor (SMON)D. Process Monitor (PMON)E. Checkpoint process (CKPT)

参考答案和解析
正确答案:A,C,F
更多“Your database is running in ARCH”相关问题

  • 第1题：

    Your database instance is running with full workload after database creation. You have decided to useafixed-sizeundo tablespace. You want to use the Undo Advisor to estimate the capacity of the undotablespace.  Which two factors must you consider before using the Undo Advisor to estimate the capacity of the undotablespace（）

    • A、the retention period to support flashback
    • B、the expected length of the longest-running query
    • C、the number of undo tablespaces in the database
    • D、the size of the Flash Recovery Area for the database instance

    正确答案:A,B

  • 第2题：

    The database is running in ARCHIVELOG mode. Examine the initialization parameters and theirvalues set to enable archiving on your database server：  LOG_ARCHIVE_FORMAT = arch_%t_%s_%r.arc  LOG_ARCHIVE_DEST_1 = ’LOCATION = /disk1/archive’  DB_RECOVERY_FILE_DEST = ’/u01/oradata’  DB_RECOVERY_FILE_DEST_SIZE = 20G  Which statement is true regarding the archived redo log files（）

    • A、It will be created on the local file system.
    • B、It will be created only in the Flash Recovery Area.
    • C、It will be created in the location specified by the LOG_ARCHIVE_DEST_1 parameter and the defaultlocation $ORACLE_HOME/dbs.
    • D、It will be created in the location specified by the LOG_ARCHIVE_DEST_1 parameter and locationspecified by the DB_RECOVERY_FILE_DEST parameter.

    正确答案:A

  • 第3题：

    You want to set the following initialization parameters for your database instance：   LOG_ARCHIVE_DEST_1 = ’LOCATION=/disk1/arch’ LOG_ARCHIVE_DEST_2 = ’LOCATION=/disk2/arch’ LOG_ARCHIVE_DEST_3 = ’LOACTION=/disk3/arch’ LOG_ARCHIVE_DEST_4 = ’LOCATION=/disk4/arch MANDATORY’   Identify the statement that correctly describes this setting.（）  

    • A、 The MANDATORY location must be a flash recovery area.
    • B、 The optional destinations may not use the flash recovery area.
    • C、 This setting is not allowed because the first destination is not set as MANDATORY.
    • D、 The online redo log file is not allowed to be overwritten if the archived log cannot be created in the fourth destination.

    正确答案:D

  • 第4题：

    You executed the following query in your database：  FROM V$FLASHBACK_DATABASE_LOG;  What would you determine from the output？（）

    • A、the time when the last flashback operation in your database was performed
    • B、the time when the first flashback operation in your database was performed
    • C、a list of flashback operations performed in your database using SCN and time
    • D、the approximate time and the lowest system change number （SCN） to which you can flash back your database

    正确答案:D

  • 第5题：

    多选题
    Your database is up and running and one of your three control files is accidentally erased. You start RMAN and run the following command：   RESTORE CONTROLFILE FROM AUTOBACKUP；   Which of the following statements is true？（）
    A

    The command restores only the missing control file.

    B

    The command restores all the control files.

    C

    The command fails because the database is running.

    D

    This is the correct way to address this problem.

    E

    This is not the correct way to address this problem.


    正确答案： C,E
    解析： 暂无解析

  • 第6题：

    单选题
    Your database interface is running. A user SCOTT starts a SQL *Plus session， and issues the following query：   SQL> SELECT * FROM sales；   Which process would retrieve the result from the database and return it to the client program？（）
    A

     User process

    B

     Server process

    C

     System Monitor （SMON）

    D

     Process Monitor （PMON）

    E

     Checkpoint process （CKPT）


    正确答案： A
    解析： 暂无解析

  • 第7题：

    单选题
    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


    正确答案： D
    解析： 暂无解析

  • 第8题：

    单选题
    You have configured flash recovery area in your database and you set the following Initialization parameters for your database instance：   LOG_ARCHIVE_DEST 1 = ，，LOCATION=/disk1/arch MANDATORY’  LOG _ARCHIEVE_DEST 2 = ，，LOCATION=/disk2/arch’ LOG_ARCHIVK_DEST_3 = ，，LOCATION=/diSk3/arch  LOG_ARCH1VK_DEST_4 = ’ LOCATION=/disk4/arch’  LOG_ARCHIVE_MIN-SUCCEED_DEST = 2   While the database instance is functional，you realized that the destination set by the  LOG_ARCHIVE_DEST_I parameter Is not available for the archived redo log file to be created in. All redo log groups have been used.  What happens in an event of log switch？（）
    A

     The online redo log file Is not allowed to be overwritten.

    B

     The archived redo log files are written to the flash recovery area until the MANDATORY destination is made available.

    C

     The database instance will crash because the archived redo log file cannot be created in a destination set as MANDATORY.

    D

     The destination set by the LOG_ARCHIVE_DEST_1 parameter is ignored and the archived redo log files are created in the next two available locations to guarantee archive log success.


    正确答案： D
    解析： 暂无解析

  • 第9题：

    单选题
    You want to set the following initialization parameters for your database instance：   LOG_ARCHIVE_DEST_1 = ’LOCATION=/disk1/arch’ LOG_ARCHIVE_DEST_2 = ’LOCATION=/disk2/arch’ LOG_ARCHIVE_DEST_3 = ’LOACTION=/disk3/arch’ LOG_ARCHIVE_DEST_4 = ’LOCATION=/disk4/arch MANDATORY’   Identify the statement that correctly describes this setting.（）
    A

     The MANDATORY location must be a flash recovery area.

    B

     The optional destinations may not use the flash recovery area.

    C

     This setting is not allowed because the first destination is not set as MANDATORY.

    D

     The online redo log file is not allowed to be overwritten if the archived log cannot be created in the fourth destination.


    正确答案： D
    解析： 暂无解析

  • 第10题：

    单选题
    You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online. Which statement about performing user-managed backups in a 24x7 environment is true?（）
    A

    You must have change tracking enabled in your database

    B

    Your database must be running in NOARCHIVELOG mode

    C

    To back up a tablespace, it must be in backup mode

    D

    To back up a tablespace, it must first be taken offline


    正确答案： A
    解析： 暂无解析

  • 第11题：

    多选题
    Your database instance is running with full workload after database creation. You have decided to use a fixed-size undo tablespace. You want to use the Undo Advisor to estimate the capacity of the undo tablespace. Which two factors must you consider before using the Undo Advisor to estimate the capacity of the undotablespace（）
    A

    The retention period to support flashback

    B

    The expected length of the longest-running query

    C

    The number of undo tablespaces in the database

    D

    The size of the Flash Recovery Area for the database instance


    正确答案： C,A
    解析： 暂无解析

  • 第12题：

    单选题
    You are working on a 24X7 database. You want to design a backup strategy for your database that uses user managed backups. You want to be able to perform all backups while the database remains online.  Which statement about performing user-managed backups in a 24x7 environment is true？（）
    A

     You must have change tracking enabled in your database

    B

     Your database must be running in NOARCHIVELOG mode

    C

     To back up a tablespace，it must be in backup mode

    D

     To back up a tablespace，it must first be taken offline


    正确答案： A
    解析： 暂无解析

  • 第13题：

    Your production database is running in the ARCHIVELOG mode and the ARCn process is functional. You have two online redo log groups. Which three background processes would be involved when a log switch happens？ （）

    • A、archival
    • B、log writer
    • C、database writer
    • D、system monitor
    • E、process monitor
    • F、change tracking writer

    正确答案:A,B,C

  • 第14题：

    In your database， you may be forced to perform a recovery using the RESETLOGS option during which the redo logs would be reset to sequence number 1. You want to avoid the overwriting of old log files. Which archived log file name format ensures this？ （）

    • A、%t_%s.dbf
    • B、arch_%t.arc
    • C、arch_%d.arc
    • D、arch_%t_%d.arc
    • E、arch_%d_%s_.dbf
    • F、arch_%t_%s_%r.arc

    正确答案:F

  • 第15题：

    You are maintaining your database in Oracle10g. You perform a full user-managed backup every Sunday at 8：00 P.M. Your database is running in ARCHIVELOG mode. On Monday， at 9：00 A.M.， a tablespace is dropped. You decide to perform incomplete recovery to recover the dropped tablespace.  Which two clauses can you use with the RECOVER command？（）

    • A、 UNTIL SEQUENCE
    • B、 UNTIL SCN
    • C、 UNTIL CHANGE
    • D、 UNTIL CANCEL

    正确答案:C,D

  • 第16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

    正确答案:B

  • 第17题：

    单选题
    Your test database is running in NOARCHIVELOG mode. What are the implications of this？ （）
    A

    You can perform open database backups.

    B

    You can perform closed database backups.

    C

    You cannot perform schema-level logical backups.

    D

    You can perform the backup of only the SYSTEM tablespace when the database is open.


    正确答案： D
    解析： 暂无解析

  • 第18题：

    单选题
    Your test database is running in NOARCHIVELOG mode. Which statement is true regarding the type ofbackups that can be performed on the database（）
    A

    You can perform online whole database backups.

    B

    You can performofflinewhole database backups.

    C

    You cannot perform schema-level export/import operations.

    D

    You can perform the backup of only the SYSTEM tablespace when the database is open.


    正确答案： C
    解析： 暂无解析

  • 第19题：

    单选题
    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


    正确答案： B
    解析： 暂无解析

  • 第20题：

    单选题
    You database is running an ARCHIVELOG mode. The following parameter are set in your database instance: LOG_ARCHIVE_FORMAT = arch+%t_%r.arc LOG_ARCHIVE_DEST_1 = ‘LOCATION = /disk1/archive’ DB_RECOVERY_FILE_DEST_SIZE = 50G DB_RECOVERY_FILE = ‘/u01/oradata’ Which statement is true about the archived redo log files?（）
    A

    They are created only in the location specified by the LOG_ARCHIVE_DEST_1 parameter.

    B

    They are created only in the Fast Recovery Area.

    C

    They are created in the location specified by the LOG_ARCHIVE_DEST_1 parameter and in the default location $ORACLE_HOME/dbs/arch.

    D

    They are created in the location specified by the LOG_ARCHIVE_DEST_1 parameter and the location specified by the DB_RECOVERY_FILE_DEST parameter.


    正确答案： D
    解析： 暂无解析

  • 第21题：

    单选题
    Your database interface is running. A user SCOTT starts a SQL *Plus session, and issues the following query: SQL> SELECT * FROM sales; Which process would retrieve the result from the database and return it to the client program?（）
    A

    User process

    B

    Server process

    C

    System Monitor (SMON)

    D

    Process Monitor (PMON)

    E

    Checkpoint process (CKPT)


    正确答案： E
    解析： 暂无解析

  • 第22题：

    单选题
    Your database runs in NOARCHIVELOG mode， and is backed up every night using RMAN scripts. However， last night your assistant DBA performed a manual operating system backup， instead of running the scripts. Today your database crashed and you now want to use the backups from last night. What do you need todo？（）
    A

    You need to perform the restore and recover operations manually, because the backup was made manually. 

    B

    First you need to resynchronize the catalog with the control file, and then you can use RMAN to recover the database. 

    C

    First you need to add the backup to the catalog using the CATALOG command, and then you can use RMAN to recover the database. 

    D

    You can just use RMAN and recover the database, because RMAN automatically updates the catalog with the backup information. 


    正确答案： B
    解析： 暂无解析

  • 第23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24题：

    单选题
    What will be the result of the following configuration？（）   Log_archive_dest_1=location=c：/oracle/arch/mydb Log_archive_dest_2=location=z：/oracle/arch/mydb
    A

     An error will occur during database startup because the second parameter is not valid.

    B

     An error will occur during database startup since you are trying to create archived redo logs in two different locations.

    C

     Archived redo logs will be created in two different locations by the ARCH process.

    D

     Archived redo logs will be created in two different locations by the LGWR process.

    E

     Neither parameter setting is valid， so the database will not start up.


    正确答案： E
    解析： 暂无解析

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