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)? (Choose Three)A、Redo logsB、Control fileC、The latest backup of only the damaged data fileD、The latest backup of all the data file in the USERS tablespaceE、Temporary files of temporary tablespaceF、Archive Logs since the latest backup to point of failure

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)? (Choose Three)

  • 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

相关考题:

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

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)

Your database is open and the LISTENER listener running. You stopped the wrong listener LISTENER byissuing the following command:lsnrctl >STOPWhat happens to the sessions that are presently connected to the database Instance?()A. They are able to perform only queries.B. They are not affected and continue to function normally.C. They are terminated and the active transactions are rolled back.D. They are not allowed to perform any operations until the listener LISTENER is started

You work as a database administrator for Certkiller .com. 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.

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.

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 flashbackB、the expected length of the longest-running queryC、the number of undo tablespaces in the databaseD、the size of the Flash Recovery Area for the database instance

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、archivalB、log writerC、database writerD、system monitorE、process monitorF、change tracking writer

You are maintaining your database in Oracle10g. You find that the number of languages that should be supported in your database has increased. The character set of your database is UTF8. You decide to migrate your database to the AL16UTF16 national character set.   How will you migrate your database from UTF8 to AL16UTF16?()  A、 by using the RMAN utilityB、 by using the export/import utilityC、 by using the ALTER DATABASE commandD、 by enabling the change tracking feature

You have joined a new organization as a Database Administrator. The Security Administrator in your organization has kept human errors, such as erroneously dropping users, tables, and important data, to a minimum by carefully granting only the necessary privileges to each user. As a result of several ongoing transactions within your database, you discover that the flashback logs are rapidly increasing in the flash recovery area. To avoid out-of-space errors, you decide to delete the flashback logs from the flash recovery area. How can you delete the flashback logs from the database if your database is up and running?()A、 Shut down the database using the SHUTDOWN command. Mount the database using the STARTUP MOUNT EXCLUSIVE command and disable Flashback Database using the ALTER DATABASE FLASHBACK OFF statement.B、 Change the parameter setting in the SPFILE for the DB_RECOVERY_FILE_DEST parameter using the ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’’ SCOPE=BOTH statement while the database is up and running.C、 Shut down the database using the SHUTDOWN command. Mount the database using the STARTUP MOUNT EXCLUSIVE command. Change the parameter setting in the SPFILE for the DB_RECOVERY_FILE_DEST parameter using the ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’’ SCOPE=BOTH statement. Disable Flashback Database using the ALTER DATABASE FLASHBACK OFF statement.D、 Change the parameter setting in the SPFILE for the DB_RECOVERY_FILE_DEST parameter using the ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’’ SCOPE=BOTH statement. Shut down the database using the SHUTDOWN command. Mount the database using the STARTUP MOUNT EXCLUSIVE command and disable Flashback Database using the ALTER DATABASE FLASHBACK OFF statement.

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 SEQUENCEB、 UNTIL SCNC、 UNTIL CHANGED、 UNTIL CANCEL

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 performedB、the time when the first flashback operation in your database was performedC、a list of flashback operations performed in your database using SCN and timeD、the approximate time and the lowest system change number (SCN) to which you can flash back your database

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

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?()AThe command restores only the missing control file.BThe command restores all the control files.CThe command fails because the database is running.DThis is the correct way to address this problem.EThis is not the correct way to address this problem.

单选题Your test database is running in NOARCHIVELOG mode. What are the implications of this? ()AYou can perform open database backups.BYou can perform closed database backups.CYou cannot perform schema-level logical backups.DYou can perform the backup of only the SYSTEM tablespace when the database is open.

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 processB Server processC System Monitor (SMON)D Process Monitor (PMON)E Checkpoint process (CKPT)

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()AYou can perform online whole database backups.BYou can performofflinewhole database backups.CYou cannot perform schema-level export/import operations.DYou can perform the backup of only the SYSTEM tablespace when the database is open.

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 ManagerB Listener Control utilityC Database Configuration AssistantD Oracle Net Configuration Assistant

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?()AOracle Net ManagerBListener Control utilityCDatabase Configuration AssistantDOracle Net Configuration Assistant

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?()APlace each database in a separate instance running on SQL2.BPlace each database in a separate instance running on SQL3.CPlace both databases in a single instance running on SQL2.DPlace both databases in a single instance running on SQL3.

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?()AUser processBServer processCSystem Monitor (SMON)DProcess Monitor (PMON)ECheckpoint process (CKPT)

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?()AYou must have change tracking enabled in your databaseBYour database must be running in NOARCHIVELOG modeCTo back up a tablespace, it must be in backup modeDTo back up a tablespace, it must first be taken offline

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?()AYou need to perform the restore and recover operations manually, because the backup was made manually. BFirst you need to resynchronize the catalog with the control file, and then you can use RMAN to recover the database. CFirst you need to add the backup to the catalog using the CATALOG command, and then you can use RMAN to recover the database. DYou can just use RMAN and recover the database, because RMAN automatically updates the catalog with the backup information.

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()AThe retention period to support flashbackBThe expected length of the longest-running queryCThe number of undo tablespaces in the databaseDThe size of the Flash Recovery Area for the database instance

多选题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? ()AarchivalBlog writerCdatabase writerDsystem monitorEprocess monitorFchange tracking writer

多选题Half of your network uses RIPv2 and the other half runs OSPF. The networks do not communicate with each other. Which two of these factors describe the impact of activating EIGRP over each separate part?()AEIGRP will not be accepted when configured on the actual RIPv2 routers.BOSPF will no longer be used in the routing table, because you only have EIGRP internal routes running.COSPF will no longer be used in the routing table, because you only have EIGRP external routes running.DRIPv2 will populate its RIP database but not its routing table, because you only have EIGRP external routes running.ERIPv2 will populate its RIP database but not its routing table, because you only have EIGRP internal routes running.FOSPF database will have RIPv2 routes.

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?()AApplication Server ControlBOracle Management ServiceCOracle Enterprise Manager RepositoryDOracle Enterprise Manager Database Control

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 databaseB Your database must be running in NOARCHIVELOG modeC To back up a tablespace,it must be in backup modeD To back up a tablespace,it must first be taken offline

单选题You executed the following query in your database:  FROM V$FLASHBACK_DATABASE_LOG;  What would you determine from the output?()Athe time when the last flashback operation in your database was performedBthe time when the first flashback operation in your database was performedCa list of flashback operations performed in your database using SCN and timeDthe approximate time and the lowest system change number (SCN) to which you can flash back your database