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单选题
Your database operates in ARCHIVELOG mode. User-managed consistent backups are performed every Sunday night. On Tuesday， client A drops a table at 8：00 a.m. as follows： SQL> DROP TABLE cust_ord PURGE； Table dropped. Client B executes a query at 9：00 a.m. on the same table as follows： SQL> SELECT * FROM cust_ord； SELECT * FROM cust_ord *ERROR at line 1：ORA-00942： table or view does not exist Client B needs the dropped table and reports the problem to you.With reference to this scenario， which action should you take？（）
A
retrieve the table by using the flashback feature
B
restore all the data files from last Sunday’s backup and then perform a time-based recovery
C
restore all the data files from last Sunday’s backup and then perform a log sequence recovery
D
restore all the data files from last Sunday’s backup and then perform a cancel-based recovery
E
restore from last Sunday’s backup only data files that belong to the tablespace in which the table was stored and then perform a complete recovery
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更多 “单选题Your database operates in ARCHIVELOG mode. User-managed consistent backups are performed every Sunday night. On Tuesday， client A drops a table at 8：00 a.m. as follows： SQL DROP TABLE cust_ord PURGE； Table dropped. Client B executes a query at 9：00 a.m. on the same table as follows： SQL SELECT * FROM cust_ord； SELECT * FROM cust_ord *ERROR at line 1：ORA-00942： table or view does not exist Client B needs the dropped table and reports the problem to you.With reference to this scenario， which action should you take？（）A retrieve the table by using the flashback featureB restore all the data files from last Sunday’s backup and then perform a time-based recoveryC restore all the data files from last Sunday’s backup and then perform a log sequence recoveryD restore all the data files from last Sunday’s backup and then perform a cancel-based recoveryE restore from last Sunday’s backup only data files that belong to the tablespace in which the table was stored and then perform a complete recovery” 相关考题
考题
You have only two redo log groups and these groups get overwritten several times in a day. Your database operates in NOARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Thursday morning， you find that an important table has been dropped and purged. With reference to this scenario， up to what point in time can the data be recovered？（）A、 until Thursday morningB、 until that point in time when the database is openedC、 until that point in time when the recovery is performedD、 until last Sunday’s backupE、 until that point in time when the table is dropped and purgedF、 until Wednesday evening
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
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
You execute the following command to audit database activities： SQL AUDIT DROP ANY TABLE BY scott BY SESSION WHENEVER SUCCESSFUL； What is the effect of this command（）A、One audit record is created for every successful DROP TABLE command executed in the session of SCOTT.B、One audit record is generated for the session when SCOTT grants the DROP ANY TABLE privilege to otherusers.C、One audit record is created for the whole session if user SCOTT successfully drops one or more tables inhis session.D、One audit record is created for every session of any other user in which a table owned by SCOTT isdropped successfully.E、One audit record is created for every successful DROP TABLE command executed by any user to drop Tables owned by SCOTT
考题
Your database operates in ARCHIVELOG mode. User/x7fmanaged consistent backups are performed every Sunday night. On Tuesday， client A drops a table at 8：00 a.m. as follows： SQL DROP TABLE cust_ord PURGE; Table dropped. Client B executes a query at 9：00 a.m. on the same table as follows： SQL SELECT * FROM cust_ord; SELECT * FROM cust_ord * ERROR at line 1： ORA/x7f00942： table or view does not exist Client B needs the dropped table and reports the problem to you. With reference to this scenario， which action should you take？（）A、retrieve the table by using the flashback featureB、restore all the data files from last Sunday’s backup， and then perform a timebased recoveryC、restore all the data files from last Sunday’s backup， and then perform a log sequence recoveryD、restore all the data files from last Sunday’s backup， and then perform a cancelbased recoveryE、restore from last Sunday’s backup only data files that belong to the tablespace in which the table was stored， and then perform a complete recovery
考题
You issued the following command： SQL DROP TABLE MYTABLE； SQL SHOW RECYCLEBIN The following output is returned： ORIGINAL NAME RECYCLEBIN NAME OBJECT TYPE DROP TIME ------------- ------------------------------ --------------- -------------------- MYTABLE BIN$04LhcpndanfgMAAAAAANPw==$0 TABLE 2005-01-13：20：11：31 You want to drop the table， MYTABLE， from the Recycle Bin. Which two commands can you issue to accomplish the desired task？（）A、 DROP TABLE MYTABLE PURGE；B、 PURGE RECYCLEBIN；C、 PURGE TABLE MYTABLE；D、 PURGE TABLE BIN$04LhcpndanfgMAAAAAANPw==$0；
考题
Examine the following commands executed in your database： SQL ALTER SESSION RECYCLEBIN=ON； Session altered SQL CREATE TABLE emp TABLESPACE tbsfd AS SELECT * FROM hr.employees； Table created. Further， you executed the following command to drop the table： SQL DROP TABLE emp； Table dropped. What happens in this scenario？ （）A、The table is moved to the SYSAUX tablespace.B、The table is moved to the SYSTEM tablespace.C、The table is removed from the database permanently.D、The table is renamed and remains in the TBSFD tablespace.
考题
You execute the following command to audit the database activities： SQL AUDIT DROP ANY TABLE BY scott BY SESSION WHENEVER SUCCESSFUL； What is the effect of this command？（）A、One audit record is created for the whole session if user SCOTT successfully drops one or more tables in his session.B、One audit record is created for every session when any user successfully drops a table owned by SCOTT.C、One audit record is created for each successful DROP TABLE command executed by any user to drop tables owned by SCOTT.D、One audit record is generated for the session when SCOTT grants the DROP ANY TABLE privilege to other users in his session.E、One audit record is created for each successful DROP TABLE command executed in the session of SCOTT.
考题
You create a table in your database that contains 50，000 rows approximately. The queries performed on the table are complex and performed on the table frequently. Which advisor helps you achieve the best performance of database for queries by recommending the appropriate indexes？（） A、SQL Access AdvisorB、 Memory AdvisorC、SQL Tuning AdvisorD、 Segment Advisor
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
User A executes the following command to drop a large table in your database：SQL DROP TABLE trans； While the drop table operation is in progress， user B executes the following command on the same table：SQL DELETE FROM trans WHERE tr_type=’SL’； Which statement is true regarding the DELETE command（）A、It fails to delete the records because the records are locked in SHARE mode.B、It deletes the rows successfully because the table is locked in SHARE modeC、It fails to delete the records because the table is locked in EXCLUSIVE mode.D、It deletes the rows successfully because the table is locked in SHARE ROW EXCLUSIVE mode.
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
Your database operates in ARCHIVELOG mode. User-managed consistent backups are performed every Sunday night. On Tuesday， client A drops a table at 8：00 a.m. as follows： SQL DROP TABLE cust_ord PURGE； Table dropped. Client B executes a query at 9：00 a.m. on the same table as follows： SQL SELECT * FROM cust_ord； SELECT * FROM cust_ord *ERROR at line 1：ORA-00942： table or view does not exist Client B needs the dropped table and reports the problem to you.With reference to this scenario， which action should you take？（）A、 retrieve the table by using the flashback featureB、 restore all the data files from last Sunday’s backup and then perform a time-based recoveryC、 restore all the data files from last Sunday’s backup and then perform a log sequence recoveryD、 restore all the data files from last Sunday’s backup and then perform a cancel-based recoveryE、 restore from last Sunday’s backup only data files that belong to the tablespace in which the table was stored and then perform a complete recovery
考题
You are working on an Oracle Database 10g database that operates in the ARCHIVELOG mode. At 06：00 p.m.， you discovered that a table in the SYSTEM tablespace that does not belong to the data dictionary was dropped at 03：00 p.m. What would you do to recover the table？（）A、 use the Flashback Transaction Query feature to identify the relevant SQL statement and use it to undrop the tableB、 restore the entire database from the most recent backup and open itC、 recover the table by using the Flashback Table featureD、 perform point-in-time recovery to recover the table
考题
单选题You execute the following command to audit database activities： SQL AUDIT DROP ANY TABLE BY scott BY SESSION WHENEVER SUCCESSFUL； What is the effect of this command（）A
One audit record is created for every successful DROP TABLE command executed in the session of SCOTT.B
One audit record is generated for the session when SCOTT grants the DROP ANY TABLE privilege to otherusers.C
One audit record is created for the whole session if user SCOTT successfully drops one or more tables inhis session.D
One audit record is created for every session of any other user in which a table owned by SCOTT isdropped successfully.E
One audit record is created for every successful DROP TABLE command executed by any user to drop Tables owned by SCOTT
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 are working on an Oracle Database 10g database that operates in the ARCHIVELOG mode. At 06：00 p.m.， you discovered that a table in the SYSTEM tablespace that does not belong to the data dictionary was dropped at 03：00 p.m. What would you do to recover the table？（）A
use the Flashback Transaction Query feature to identify the relevant SQL statement and use it to undrop the tableB
restore the entire database from the most recent backup and open itC
recover the table by using the Flashback Table featureD
perform point-in-time recovery to recover the table
考题
单选题Examine the following commands executed in your database： SQL ALTER SESSION RECYCLEBIN=ON； Session altered SQL CREATE TABLE emp TABLESPACE tbsfd AS SELECT * FROM hr.employees； Table created. Further， you executed the following command to drop the table： SQL DROP TABLE emp；Table dropped. What happens in this scenario？（）A
The table is moved to the SYSAUX tablespace.B
The table is moved to the SYSTEM tablespace.C
The table is removed from the database permanently.D
The table is renamed and remains in the TBSFD tablespace.
考题
单选题Your database operates in ARCHIVELOG mode. User/x7fmanaged consistent backups are performed every Sunday night. On Tuesday， client A drops a table at 8：00 a.m. as follows： SQL DROP TABLE cust_ord PURGE; Table dropped. Client B executes a query at 9：00 a.m. on the same table as follows： SQL SELECT * FROM cust_ord; SELECT * FROM cust_ord * ERROR at line 1： ORA/x7f00942： table or view does not exist Client B needs the dropped table and reports the problem to you. With reference to this scenario， which action should you take？（）A
retrieve the table by using the flashback featureB
restore all the data files from last Sunday’s backup， and then perform a timebased recoveryC
restore all the data files from last Sunday’s backup， and then perform a log sequence recoveryD
restore all the data files from last Sunday’s backup， and then perform a cancelbased recoveryE
restore from last Sunday’s backup only data files that belong to the tablespace in which the table was stored， and then perform a complete recovery
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
单选题You execute the following command to audit the database activities： SQL AUDIT DROP ANY TABLE BY scott BY SESSION WHENEVER SUCCESSFUL； What is the effect of this command？（）A
One audit record is created for the whole session if user SCOTT successfully drops one or more tables in his session.B
One audit record is created for every session when any user successfully drops a table owned by SCOTT.C
One audit record is created for each successful DROP TABLE command executed by any user to drop tables owned by SCOTT.D
One audit record is generated for the session when SCOTT grants the DROP ANY TABLE privilege to other users in his session.E
One audit record is created for each successful DROP TABLE command executed in the session of SCOTT.
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You have only two redo log groups and these groups get overwritten several times in a day. Your database operates in NOARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Thursday morning， you find that an important table has been dropped and purged. With reference to this scenario， up to what point in time can the data be recovered？（）A
until Thursday morningB
until that point in time when the database is openedC
until that point in time when the recovery is performedD
until last Sunday’s backupE
until that point in time when the table is dropped and purgedF
until Wednesday evening
考题
单选题You have only two redo log groups and these groups get overwritten several times in a day. Your database operates in NOARCHIVELOG mode and user/x7fmanaged consistent backups are performed every Sunday night. On Thursday morning， you find that an important table has been dropped and purged. With reference to this scenario， up to what point in time can the data be recovered？（）A
until Thursday morningB
until last Sunday’s backupC
until Wednesday eveningD
until that point in time when the database is openedE
until that point in time when the recovery is performedF
until that point in time when the table is dropped and purged
考题
单选题User A executes the following command to drop a large table in your database： SQL DROP TABLE trans； While the drop table operation is in progress， user B executes the following command on the same table： SQL DELETE FROM trans WHERE tr_type=’SL’； Which statement is true regarding the DELETE command（）A
It fails with a Resource Busy error.B
It deletes the rows successfully because the table is locked in SHARE mode.C
It fails to delete the records because the table is locked in EXCLUSIVE mode.D
It deletes the rows successfully because the table is locked in SHARE ROW EXCLUSIVE mode.
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 are maintaining your database in ARCHIVELOG mode. An important table， SCOTT.EMPLOYEE， is dropped and purged from the Recycle Bin on Monday at 2：00 P.M. You do not use RMAN to perform backups. You performed the last full user-managed backup at 9：00 P.M. on Sunday. How will you recover the dropped table， SCOTT.EMPLOYEE？（）A
by using the Flashback Table featureB
by using the Flashback Database featureC
by performing incomplete recovery using RMAN utilityD
by performing incomplete recovery using user-managed recovery
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