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单选题
You took the DATA1 tablespace offline at 10:00 A.M. At 12:30 P.M., a schema of a user is dropped and purged from the Recycle Bin. You noticed this at 2:00 P.M. and decided to perform an incomplete recovery.  Which datafiles will you recover?()
A

 all the datafiles in the database

B

 the datafiles associated with the SYSTEM tablespace

C

 the datafiles associated with the DATA1 tablespace

D

 all the datafiles in the database except those associated with the DATA1 tablespace


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更多 “单选题You took the DATA1 tablespace offline at 10:00 A.M. At 12:30 P.M., a schema of a user is dropped and purged from the Recycle Bin. You noticed this at 2:00 P.M. and decided to perform an incomplete recovery.  Which datafiles will you recover?()A  all the datafiles in the databaseB  the datafiles associated with the SYSTEM tablespaceC  the datafiles associated with the DATA1 tablespaceD  all the datafiles in the database except those associated with the DATA1 tablespace” 相关考题
考题 YoutooktheDATA1tablespaceofflineat10:00A.M.At12:30P.M.,aschemaofauserisdroppedandpurgedfromtheRecycleBin.Younoticedthisat2:00P.M.anddecidedtoperformanincompleterecovery.Whichdatafileswillyourecover?() A.allthedatafilesinthedatabaseB.thedatafilesassociatedwiththeSYSTEMtablespaceC.thedatafilesassociatedwiththeDATA1tablespaceD.allthedatafilesinthedatabaseexceptthoseassociatedwiththeDATA1tablespace

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 Twenty database users are connected to your database. Five of the users are running long queries involving sort operations. The TEMP tablespace is the default temporary tablespace for your database. You are performing offline tablespace backups of individual tablespaces and erroneously execute the following statement:   SQLALTER TABLSPACE temp OFFLINE NORMAL;   What is the result of this statement?()A、 The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are disconnected after their queries complete.B、 The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are disconnected and must re-execute their queries.C、 The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are not disconnected, but these users must re-execute their queries.D、 The TEMP tablespace is not taken offline. The users using the TEMP tablespace for sorting are not disconnected, and their queries execute successfully.

考题 Your database is running in ARCHIVELOG mode. The SCOTT.EMP table belongs to the DATA1 tablespace. The junior DBA erroneously runs a script that executes the following statement:   SQL DROP TABLE SCOTT.EMP PURGE;   After one hour, you are performing the user managed incomplete recovery. Which datafiles will you restore from the last full backup?()A、 the datafiles associated with the SYSTEM tablespaceB、 the datafiles associated to the DATA1 tablespaceC、 the datafiles associated to the SYSTEM and DATA1 tablespacesD、 all the datafiles in the database

考题 Which statement will NOT create a tablespace?()A、 CREATE TABLESPACE DATA1 DATAFILE ’+grp1/abc(datafile)’;B、 CREATE TABLESPACE DATA1 DATAFILE ’+grp1’;C、 CREATE TABLESPACE DATA1 DATAFILE ’+data1(tempfile)’;D、 CREATE TABLESPACE DATA1 DATAFILE ’+grp1.256.34359’;

考题 You have created a locally managed tablespace by issuing the following command:        CREATE TABLESPACE data1   DATAFILE ’data1_file1.dbf’ SIZE 10M AUTOEXTEND ON MAXSIZE        UNLIMITED;   For the DATA1 tablespace, you have set the warning level alert limit to 70 percent.  In which situation will a warning level alert be generated?()  A、 when 700 KB is usedB、 when 700 KB is left as free spaceC、 when 7MB is usedD、 when 7MB is left as free spaceE、 no alert will be generated because an autoextensible datafile is included in the tablespace

考题 You are maintaining your OLTP database in Oracle10g. You have not set the warning level and critical level threshold values for space usage of the DATA1 tablespace. What will be the impact?()A、 No warning level or critical level alert will be generated.B、 A warning level alert will never be generated, but a critical level alert will be generated when 97 percent space of the DATA1 tablespace is used.C、 A critical level alert will never be generated, but a warning level alert will be generated when 85 percent space of the DATA1 tablespace is used.D、 A warning level alert will be generated at 85 percent space usage of the DATA1 tablespace, and a critical level alert is generated at 97 percent space usage of the DATA1 tablespace.

考题 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 SEQUENCEB、 UNTIL SCNC、 UNTIL CHANGED、 UNTIL CANCEL

考题 You are maintaining your database in Oracle10g. On Tuesday at 8:00 A.M., while starting the database, you discover that all the control files are missing. The backup of the full database was performed on Sunday at 6:00 P.M. Which type of recovery will you perform?()A、 incomplete recoveryB、 complete recoveryC、 recovery using the Flashback Database featureD、 recovery using the export/import utility

考题 You took the DATA1 tablespace offline at 10:00 A.M. At 12:30 P.M., a schema of a user is dropped and purged from the Recycle Bin. You noticed this at 2:00 P.M. and decided to perform an incomplete recovery.  Which datafiles will you recover?()A、 all the datafiles in the databaseB、 the datafiles associated with the SYSTEM tablespaceC、 the datafiles associated with the DATA1 tablespaceD、 all the datafiles in the database except those associated with the DATA1 tablespace

考题 单选题You are maintaining your database in Oracle10g. On Tuesday at 8:00 A.M., while starting the database, you discover that all the control files are missing. The backup of the full database was performed on Sunday at 6:00 P.M. Which type of recovery will you perform?()A  incomplete recoveryB  complete recoveryC  recovery using the Flashback Database featureD  recovery using the export/import utility

考题 单选题You have created a locally managed tablespace by issuing the following command:        CREATE TABLESPACE data1   DATAFILE ’data1_file1.dbf’ SIZE 10M AUTOEXTEND ON MAXSIZE        UNLIMITED;   For the DATA1 tablespace, you have set the warning level alert limit to 70 percent.  In which situation will a warning level alert be generated?()A  when 700 KB is usedB  when 700 KB is left as free spaceC  when 7MB is usedD  when 7MB is left as free spaceE  no alert will be generated because an autoextensible datafile is included in the tablespace

考题 单选题Your database is running in ARCHIVELOG mode. The SCOTT.EMP table belongs to the DATA1 tablespace. The junior DBA erroneously runs a script that executes the following statement:   SQL DROP TABLE SCOTT.EMP PURGE;   After one hour, you are performing the user managed incomplete recovery. Which datafiles will you restore from the last full backup?()A  the datafiles associated with the SYSTEM tablespaceB  the datafiles associated to the DATA1 tablespaceC  the datafiles associated to the SYSTEM and DATA1 tablespacesD  all the datafiles in the database

考题 单选题Your database is running in ARCHIVELOG mode. You are performing a user-managed backup of the DATA1 tablespace.  You place the DATA1 tablespace in backup mode by issuing the following statement:   ALTER TABLESPACE data1 BEGIN BACKUP;   While you are performing the backup, an error occurs that causes the instance to terminate abnormally. Which statement about the DATA1 tablespace is true?()A  The DATA1 tablespace is automatically taken out of backup mode when the instance aborts.B  If you restart the database,the DATA1 tablespace will be automatically taken out of backup mode  when the database is opened.C  If you restart the database,the DATA1 tablespace will be automatically taken out of backup mode  when the database is mounted.D  If you restart the database,the database will not be opened.

考题 单选题Your database is running in ARCHIVELOG mode. You are performing a user-managed backup of the DATA1 tablespace. You place the DATA1 tablespace in backup mode by issuing the following statement: ALTER TABLESPACE data1 BEGIN BACKUP; While you are performing the backup, an error occurs that causes the instance to terminate abnormally. Which statement about the DATA1 tablespace is true?()A The DATA1 tablespace is automatically taken out of backup mode when the instance aborts.B If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is opened.C If you restart the database, the DATA1 tablespace will be automatically taken out of backup mode when the database is mounted.D If you restart the database, the database will not be opened.

考题 单选题The current time is 12:00 noon. You want to recover the USERS tablespace from a failure that occurred at 11:50 a.m. You discover that the only member of an unarchived redo log group containing information from 11:40 a.m. onwards is corrupt. With reference to this scenario, if you are not using Recovery Manager (RMAN), which recovery method would you use?()A  time-based recoveryB  log sequence recoveryC  cancel-based recoveryD  change-based recovery

考题 单选题Which command would correctly start a TSPITR of the USERS tablespace?()A  recover tablespace users until time ,,10/06/2008:22:42:00 auxiliary ,,c/oracle/auxiliaryB  recover tablespace users time ,,10/06/2008:22:42:00 auxiliary destination ,,c:/oracle/auxiliary; time ,, 10/06/2008:22:42:00 auxiliary destination ,,c/oracle/auxiliaryC  recover tablespace users to point-in.D  recover tablespace users except time ,,10/06/2008:22:42:00 auxiliary destination ,,c:/oracle/auxiliaryE  recover tablespace users until time ,,10/06/2008:22:42:00 auxiliary destination ,,c:/oracle/auxiliary

考题 单选题Twenty database users are connected to your database. Five of the users are running long queries involving sort operations. The TEMP tablespace is the default temporary tablespace for your database. You are performing offline tablespace backups of individual tablespaces and erroneously execute the following statement:   SQLALTER TABLSPACE temp OFFLINE NORMAL;   What is the result of this statement?()A  The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are disconnected after their queries complete.B  The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are disconnected and must re-execute their queries.C  The TEMP tablespace is taken offline. The users using the TEMP tablespace for sorting are not disconnected, but these users must re-execute their queries.D  The TEMP tablespace is not taken offline. The users using the TEMP tablespace for sorting are not disconnected, and their queries execute successfully.

考题 单选题You database operates in ARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Tuesday, at 9:00 a.m. the current log sequence number was 369. Also, on Tuesday you lost the data file belonging to the SYSTEM tablespace and an achivelog file (sequence number 356) that contained redo entries between 8:00 a.m. and 8.30 a.m. With reference to this scenario, what would you do to recover the database?()A  Restore all the data files from last Sunday’s backup, and then perform a time-based recovery.B  Restore all the data files from last Sunday’s backup, and then perform a cancel-based recovery.C  Restore all the data files from last Sunday’s backup, and then perform a change-based recovery.D  Restore only data files that belong to the SYSTEM tablespace from last Sunday’s backup, and then perform a complete recovery.

考题 单选题You issued the following command:   ALTER TABLE SCOTT.EMP SHRINK SPACE;   The SCOTT.EMP table is stored in the DATA1 tablespace that has the following properties:   DATA1 is a read/write tablespace.   DATA1 is not autoextensible to an unlimited size.  DATA1 is online.   Segment space management for the DATA1 tablespace is manual.   You issued the ALTER TABLE SCOTT.EMP SHRINK SPACE; command that generates the following error:   ORA-10635: Invalid segment or tablespace type    What could be the reason for the failure of the command?()A  The tablespace, DATA1, is not read-only.B  The tablespace, DATA1, is not autoextensible.C  The tablespace, DATA1, is not offline.D  The segment space management for the tablespace, DATA1, is manual.

考题 单选题Which statement will NOT create a tablespace?()A  CREATE TABLESPACE DATA1 DATAFILE ’+grp1/abc(datafile)’;B  CREATE TABLESPACE DATA1 DATAFILE ’+grp1’;C  CREATE TABLESPACE DATA1 DATAFILE ’+data1(tempfile)’;D  CREATE TABLESPACE DATA1 DATAFILE ’+grp1.256.34359’;

考题 单选题Your database operates in ARCHIVELOG mode and user/x7fmanaged consistent backups are performed every Sunday night. On Tuesday, at 9:00 a.m. the current log sequence number was 369. Also, on Tuesday you lost the data file belonging to the SYSTEM tablespace and an archivelog file (sequence number 356) that contained redo entries between 8:00 a.m. and 8:30 a.m. With reference to this scenario, what would you do to recover the database?()A restore all the data files from last Sunday’s backup, and then perform a time­based recoveryB restore all the data files from last Sunday’s backup, and then perform a cancel­based recoveryC restore all the data files from last Sunday’s backup, and then perform a change­based recoveryD restore only data files that belong to the SYSTEM tablespace from last Sunday’s backup, and then perform a complete recovery

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The current time is 12:00 noon. You want to recover the USERS tablespace from a failure that occurred at 11:50 a.m. You discover that the only member of an unarchived redo log group containing information from 11:40 a.m. onwards is corrupt.  With reference to this scenario, if you are not using Recovery Manager (RMAN), which recovery method would you use?()A time­based recoveryB log sequence recoveryC cancel­based recoveryD change­based recovery

考题 单选题When running the tablespace point-in-time command   recover tablespace users until time ,,10/06/2008:22:42:00 auxiliary destination ,,c:/oracle/auxiliary; you receive the following error:  RMAN-00571: ===========================================================  RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS  =============== RMAN-00571:  ===========================================================  RMAN-03002: failure of recover command at 10/08/2008 16:00:30  RMAN-20202: Tablespace not found in the recovery catalog  RMAN-06019: could not translate tablespace name "USERS"   What is the likely cause of the error?()A  The database is in ARCHIVELOG mode.B  There is not a current backup of the database available.C  The USERS tablespace has dependent objects in other tablespaces and can not be a part of a TSPITR alone.D  The USERS tablespace is not eligible for TSPITR because it has invalid objects.E  The recover tablespace command is incorrect and generates the error.

考题 单选题You issued the following command on the temporary tablespace LMTEMP in your database:   SQLALTER TABLESPACE lmtemp SHRINK SPACE KEEP 20M;   Which requirement must be fulfilled for this command to succeed?()A  The tablespace must be locally managed.B  The tablespace must have only one temp file.C  The tablespace must be made nondefault and offline.D  The tablespace can remain as the default but must have no active sort operations.

考题 单选题The warning level threshold value for a tablespace, DATA1, is set to 60% and the critical level threshold value is set to 80%. The tablespace, DATA1, is infrequently used and is not a part of the production environment. You issued the following command:        SQL EXECUTE   DBMS_SERVER_ALERT.SET_THRESHOLD        (dbms_server_alert.tablespace_pct_full,        dbms_server_alert.operator_ge,80,        dbms_server_alert.operator_ge,90,        1,1,NULL,   dbms_server_alert.object_type_tablespace,’DATA’);   What will be the result of the command?()A  The command will be executed successfully only if the tablespace DATA1 is a dictionary-managed tablespace.B  The total numbers of alerts that you receive every day will be reduced.C  The total number of alerts that you receive every day will be increased.D  No more data will be added to the DATA1 tablespace if 80% of the space allocated to the DATA1 tablespace is used.

考题 单选题You took the DATA1 tablespace offline at 10:00 A.M. At 12:30 P.M., a schema of a user is dropped and purged from the Recycle Bin. You noticed this at 2:00 P.M. and decided to perform an incomplete recovery.  Which datafiles will you recover?()A  all the datafiles in the databaseB  the datafiles associated with the SYSTEM tablespaceC  the datafiles associated with the DATA1 tablespaceD  all the datafiles in the database except those associated with the DATA1 tablespace