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多选题
You plan to execute the following command to perform a Flashback Database operation in your database： SQL> FLASHBACK DATABASE TO TIMESTAMP （SYSDATE -5/24）； Which two statements are true about this？（）
A
The database must have multiplexed redo log files
B
The database must be in the MOUNT state to execute the command
C
The database must be in the NOMOUNT state to execute the command
D
The database must be opened in RESTRICTED mode before this operation
E
The database must be opened with the RESETLOGS option after the flashback operation
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更多 “多选题You plan to execute the following command to perform a Flashback Database operation in your database： SQL FLASHBACK DATABASE TO TIMESTAMP （SYSDATE -5/24）； Which two statements are true about this？（）AThe database must have multiplexed redo log filesBThe database must be in the MOUNT state to execute the commandCThe database must be in the NOMOUNT state to execute the commandDThe database must be opened in RESTRICTED mode before this operationEThe database must be opened with the RESETLOGS option after the flashback operation” 相关考题
考题
You are working in an online transaction processing (OLTP) environment. You use the FLASHBACKTABLE command to flash back the CUSTOMERS table. Before executing the FLASHBACK TABLE command, the system change number (SCN) was 663571. After flashing back the CUSTOMERS table, you realize that the table is not in the correct state. Now, you need to reverse the effects of the FLASHBACK TABLE command.Which is the fastest and the most efficient option to reverse the effects of the FLASHBACK TABLE command?（）A. Restore the backup control file and open the database with RESETLOGS option.B. Perform point-in-time recovery because flashback cannot be performed again on this tableC. Execute the FLASHBACK DATABASE statement to retrieve the CUSTOMERS table as it was at SCN 663571D. Execute another FLASHBACK TABLE statement to retrieve the CUSTOMERS table as it was at SCN 663571
考题
View the Exhibit and examine the output.You execute the following RMAN command to perform the backup operation:What is the multiplexing level in the preceding backup process()
A. 4B. 8C. 7D. 0
考题
View the Exhibit and examine the steps that you executed to create a database resource plan. Subsequently, you execute the following procedure which results in an error:SQL EXECUTE dbms_resources_manager.validate_pending_area ( );What could be the reason?（）A. The pending area is automatically submitted after the plan creationB. The procedure must be executed before creating the resources plan directiveC. The SYS_GROUP resource consumer group is not included in the resource plan directiveD. The OTHER_GROUPS resources consumer group is not included in the resource plan directive
考题
You executed the following command in Recovery Manager （RMAN） to perform a backup of the DETTBS tablespace： RMAN BACKUP TABLESPACE DETTBS; Under which conditions would this command execute successfully？ （）A、The database is in NOMOUNT state.B、The database is in ARCHIVELOG mode and the tablespace is online.C、The database is in ARCHIVELOG mode and the tablespace is offline.D、The database is in NOARCHIVELOG mode and the tablespace is online.E、The database is in NOARCHIVELOG mode and the tablespace is offline.
考题
You are working in an online transaction processing （OLTP） environment. You used the FLASHBACK TABLE command to flash back the CUSTOMERS table. Before executing the FLASHBACK TABLE command， the System Change Number （SCN） was 663571. After flashing back the CUSTOMERS table，you realize that the table is not in the correct state and the resultant changes are not what you had desired. So， you need to reverse the effects of the FLASHBACK TABLE command while ensuring that： a） No other user data in the database is affected. b） The operation takes the minimum possible time. Which option would you choose？（） A、use the ROLLBACK command with SCN 663571B、perform Flashback Transaction Query with SCN 663571C、execute the FLASHBACK DATABASE statement to retrieve the CUSTOMERS table as it was at SCN 663571D、execute another FLASHBACK TABLE statement to retrieve the CUSTOMERS table as it was at SCN 663571
考题
Which of the following DB2 tools allows a user to execute an SQL statement and view a graphical representation of the access plan?（）A、Task CenterB、Command EditorC、Developer WorkbenchD、Command Line Processor
考题
You plan to execute the following command to perform a Flashback Database operation in your database： SQL FLASHBACK DATABASE TO TIMESTAMP （SYSDATE -5/24）； Which two statements are true about this？（）A、 The database must have multiplexed redo log filesB、 The database must be in the MOUNT state to execute the commandC、 The database must be in the NOMOUNT state to execute the commandD、 The database must be opened in RESTRICTED mode before this operationE、 The database must be opened with the RESETLOGS option after the flashback operation
考题
You decided to change the location of the flash recovery area. You executed the following command： ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’+disk1’ SCOPE=BOTH SID=’*’； Which statement is true？（）A、 The location can be changed only if the flash recovery area is empty.B、 After executing the command， all new flash recovery area files will be created in the new location.C、 The command will generate an error because you cannot change the flash recovery area while the database is open.D、 All the existing files in the flash recovery area will be moved to the new location and all new Flash Recovery Area files will be created in the new location.
考题
Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt： RMAN CONFIGURE CONTROLFILE AUTOBACKUP ON； After executing this command， in which of the following cases will RMAN make an auto-backup of the control file？ （）A、 when you change the name of a datafileB、 when you drop a table from the databaseC、 when you take an export of the databaseD、 when you back up the database using OS utilitiesE、 when you issue an ALTER SYSTEM SWITCH LOGFILE statementF、 when you issue a BACKUP command from inside the RMAN run block
考题
You issued the following statement： SQLALTER DATABASE ENABLE RESUMABLE TIMEOUT n； What will be the result of issuing the above statement？（）A、The command will not execute successfully because TIMEOUT is an invalid clause with the ALTER DATABASE ENABLE RESUMABLE command.B、 The command will not execute successfully because resumable space allocation is enabled at the session level.C、 The command will execute successfully and resumable space will be allocated at the session level.D、 The command will execute successfully and resumable space will be allocated at the instance level.
考题
You execute the following command to start an Automatic Storage Management （ASM） instance： SQLSTARTUP； In which of the following modes will the ASM instance start？（）A、 OPENB、 MOUNTC、 NORMALD、 NOMOUNT
考题
The database is running in the ARCHIVELOG mode. It has three redo log groups with one member each. Oneof the redo log groups has become corrupted. You have issued the following command during the recovery of a damaged redo log file:ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 3; Which action should you perform immediately after using this command?（）A、You should perform a log switchB、You should make a backup of the databaseC、You should switch the database to the NONARCHIVELOG modeD、You should shut down the database instance and perform a complete database recovery
考题
View the Exhibit and examine the output. You execute the following RMAN command to perform the backup operation： RMAN RUN { ALLOCATE CHANNEL c1 DEVICE TYPE disk MAXOPENFILES 8； BACKUP DATABASE FILESPERSET 4； } What is the multiplexing level in the preceding backup process？（）A、 4B、 8C、 7D、 0
考题
You have lost all your database control files. To recover them， you are going to use the results of the alter database backup controlfile to trace command. Your datafiles and your online redo logs are all intact. Which of the following is true regarding your recovery？（） A、 You will need to open the database with the resetlogs command.B、 All you need to do is execute the trace file from SQL*Plus and it will perform the recovery for you.C、 You will use the resetlogs version of the create controlfile command.D、 You will use the noresetlogs version of the create controlfile command.E、 You will use the trace file to create a backup control file， and then you will recover the database with the recover database using backup controlfile command
考题
The corporate network of Certkiller consists of a Windows Server 2008 single Active Directory domain. The domain has two servers named Certkiller 1 and Certkiller 2. To ensure central monitoring of events you decided to collect all the events on one server， Certkiller 1. To collect events from Certkiller 2. and transfer them to Certkiller 1， you configured the required event subscriptions. You selected the Normal option for the Event delivery optimization setting by using the HTTP protocol. However， you discovered that none of the subscriptions work. Which of the following actions would you perform to configure the event collection and event forwarding on the two servers（）A、Through Run window execute the winrm quickconfig command on Certkiller 2.B、Through Run window execute the wecutil qc command on Certkiller 2.C、Add the Certkiller 1 account to the Administrators group on Certkiller 2.D、Through Run window execute the winrm quickconfig command on Certkiller 1.E、Add the Certkiller 2 account to the Administrators group on Certkiller 1.F、Through Run window execute the wecutil qc command on Certkiller 1.
考题
多选题You plan to execute the following command to perform a Flashback Database operation in your database: SQL FLASHBACK DATABASE TO TIMESTAMP (SYSDATE -5/24); Which two statements are true about this?（）AThe database must have multiplexed redo log filesBThe database must be in the MOUNT state to execute the commandCThe database must be in the NOMOUNT state to execute the commandDThe database must be opened in RESTRICTED mode before this operationEThe database must be opened with the RESETLOGS option after the flashback operation
考题
单选题You issued the following statement： SQLALTER DATABASE ENABLE RESUMABLE TIMEOUT n； What will be the result of issuing the above statement？（）A
The command will not execute successfully because TIMEOUT is an invalid clause with the ALTER DATABASE ENABLE RESUMABLE command.B
The command will not execute successfully because resumable space allocation is enabled at the session level.C
The command will execute successfully and resumable space will be allocated at the session level.D
The command will execute successfully and resumable space will be allocated at the instance level.
考题
单选题You decided to change the location of the flash recovery area. You executed the following command： Which statement is true？（）A
The location can be changed only if the flash recovery area is empty.B
After executing the command， all new flash recovery area files will be created in the new location.C
The command will generate an error because you cannot change the flash recovery area while the database is open.D
All the existing files in the flash recovery area will be moved to the new location， and all new Flash Recovery Area files will be created in the new location.
考题
单选题You execute the following command to start an Automatic Storage Management （ASM） instance： SQLSTARTUP； In which of the following modes will the ASM instance start？（）A
OPENB
MOUNTC
NORMALD
NOMOUNT
考题
单选题View the Exhibit and examine the output. You execute the following RMAN command to perform the backup operation： RMAN RUN { ALLOCATE CHANNEL c1 DEVICE TYPE disk MAXOPENFILES 8； BACKUP DATABASE FILESPERSET 4； } What is the multiplexing level in the preceding backup process？（）A
4B
8C
7D
0
考题
单选题You decided to change the location of the flash recovery area. You executed the following command： ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’+disk1’ SCOPE=BOTH SID=’*’； Which statement is true？（）A
The location can be changed only if the flash recovery area is empty.B
After executing the command， all new flash recovery area files will be created in the new location.C
The command will generate an error because you cannot change the flash recovery area while the database is open.D
All the existing files in the flash recovery area will be moved to the new location and all new Flash Recovery Area files will be created in the new location.
考题
单选题You have created a resource plan， DAY. You execute the following code： SQL BEGIN DBMS_RESOURCE_MANAGER.CREATE_SIMPLE_DIRECTIVE （ PLAN = ’DAY’， COMMENT = ’DEPARTMENTS PLAN’， GROUP_OR_SUBPLAN = ’DEPARTMENTS’， CPU_P1=0）； END； Then， you issue the following code： SQL BEGIN DBMS_RESOURCE_MANAGER.CREATE_SIMPLE_DIRECTIVE （ PLAN = ’DAY’， COMMENT = ’DEPARTMENTS PLAN’， GROUP_OR_SUBPLAN = ’DEVELOPERS’， CPU_P2=100）； END； What will be the impact of executing the above code？（）A
The DEVELOPERS and DEPARTMENTS subplans will be allocated CPU equally.B
The DEVELOPERS subplan will be allocated 100 percent CPU if there are no resources allocated to the DEPARTMENTS subplan.C
The DEPARTMENT subplan will be allocated 100 percent CPU if there are no resources allocated to the DEVELOPERS subplan.D
The second code will not execute because one resource plan cannot be used by more than one subplan.
考题
多选题You executed the following command in Recovery Manager （RMAN） to perform a backup of the DETTBS tablespace： RMAN BACKUP TABLESPACE DETTBS； Under which conditions would this command execute successfully？ （）AThe database is in NOMOUNT state.BThe database is in ARCHIVELOG mode and the tablespace is online.CThe database is in ARCHIVELOG mode and the tablespace is offline.DThe database is in NOARCHIVELOG mode and the tablespace is online.EThe database is in NOARCHIVELOG mode and the tablespace is offline.
考题
单选题You are working in an online transaction processing （OLTP） environment. You used the FLASHBACK TABLE command to flash back the CUSTOMERS table. Before executing the FLASHBACK TABLE command， the System Change Number （SCN） was 663571. After flashing back the CUSTOMERS table， you realize that the table is not in the correct state and the resultant changes are not what you had desired. So， you need to reverse the effects of the FLASHBACK TABLE command while ensuring that： a） No other user data in the database is affected. b） The operation takes the minimum possible time. Which option would you choose？（）A
Use ROLLBACK command with SCN 663571.B
Perform Flashback Transaction Query with SCN 663571.C
Execute the FLASHBACK DATABASE statement to retrieve the CUSTOMERS table as it was at SCN 663571.D
Execute another FLASHBACK TABLE statement to retrieve the CUSTOMERS table as it was at SCN 663571.
考题
单选题You have lost all your database control files. To recover them， you are going to use the results of the alter database backup controlfile to trace command. Your datafiles and your online redo logs are all intact. Which of the following is true regarding your recovery？（）A
You will need to open the database with the resetlogs command.B
All you need to do is execute the trace file from SQL*Plus and it will perform the recovery for you.C
You will use the resetlogs version of the create controlfile command.D
You will use the noresetlogs version of the create controlfile command.E
You will use the trace file to create a backup control file， and then you will recover the database with the recover database using backup controlfile command
考题
单选题The database is running in the ARCHIVELOG mode. It has three redo log groups with one member each. One of the redo log groups has become corrupted. You have issued the following command during the recovery of a damaged redo log file： ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 3； Which action should you perform immediately after using this command？（）A
You should perform a log switchB
You should make a backup of the databaseC
You should switch the database to the NONARCHIVELOG modeD
You should shut down the database instance and perform a complete database recovery
考题
多选题Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt： RMAN CONFIGURE CONTROLFILE AUTOBACKUP ON； After executing this command， in which of the following cases will RMAN make an auto-backup of the control file？ （）Awhen you change the name of a datafileBwhen you drop a table from the databaseCwhen you take an export of the databaseDwhen you back up the database using OS utilitiesEwhen you issue an ALTER SYSTEM SWITCH LOGFILE statementFwhen you issue a BACKUP command from inside the RMAN run block
考题
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 openedBAll redo files are openedCThe password file is openedDThe parameter file is openedEAll online data files are opened
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