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多选题
Which two are the prerequisites to enable Flashback Data Archive？（）
A
Database must be running in archivelog mode.
B
Automatic undo management must be enabled.
C
Undo retention guarantee must be enabled.
D
The tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management （ASSM）.
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更多 “多选题Which two are the prerequisites to enable Flashback Data Archive？（）ADatabase must be running in archivelog mode.BAutomatic undo management must be enabled.CUndo retention guarantee must be enabled.DThe tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management （ASSM）.” 相关考题
考题
You need to maintain a record of all transactions on some tables for at least three years. Automatic undo management is enabled for the database.What must you do accomplish this task?()
A. Enable supplemental logging for the database.B. Specify undo retention guarantee for the databaseC. Create Flashback Data Archive in the tablespace where the tables are stored.D. Create Flashback Data Archive and enable Flashback Data Archive for specific tables
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Which are the two prerequisites before setting up Flashback Data Archive? ()(Choose two.)
A. Flash recovery area must be definedB. Undo retention guarantee must be enabled.C. Database must be running in archivelog mode.D. Automatic undo management must be enabled.E. The tablespace in which the Flashback Data Archive is created must have automatic segment space Management (ASSM).
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Which two client requests are captured during database replay Capture?() (Choose two)
A. Flashback queriesB. Shared server requestsC. Login and logoff activities of sessionsD. Direct path load of data from external files by using utilities such as SQL *loaderE. Data definition language (DDL) and data manipulation language (DML) operations
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Which two are prerequisites for performing a flashback transaction?()
A. Flashback Database must be enabled.B. Undo retention guarantee for the database must be configured.C. EXECUTE privilege on the DBMS_FLASHBACK package must be granted to the user flashing back transaction.D. Supplemental logging must be enabled.E. Recycle bin must be enabled for the database.F. Block change tracking must be enabled tor the database.
考题
You must track all transactions that modify certain tables in the sales schema for at least three years.Automatic undo management is enabled for the database with a retention of one day.Which two must you do to track the transactions?（）A. Enable supplemental logging for the database.B. Specify undo retention guarantee for the database.C. Create a Flashback Data Archive in the tablespace where the tables are stored.D. Create a Flashback Data Archive in any suitable tablespace.E. Enable Flashback Data Archiving for the tables that require tracking
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Which two client requests are captured during database replay Capture?（）A、Flashback queriesB、Shared server requestsC、Login and logoff activities of sessionsD、Direct path load of data from external files by using utilities such as SQL *loaderE、Data definition language (DDL) and data manipulation language (DML) operations
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Which of the following statements best describes Flashback Versions Query？（） A、 Flashback Versions Query is used to make changes to multiple versions of data that existed between two points in time.B、 Flashback Versions Query is used to view all version changes on rows that existed between the time the query was executed and a point in time in the past.C、 Flashback Versions Query is used to view version changes and the SQL to undo those changes on rows that existed between two points in time.D、 Flashback Versions Query is used to view all version changes on rows that existed between two points in time.
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Which two statements regarding the Flashback Table feature are correct?（）A、Flashback Table can be performed on system tables.B、Flashback Table operation does not shrink the segments.C、Flashback Table uses log mining to extract SQL_REDO and SQL_UNDO statements.D、Flashback Table operation acquires exclusive data manipulation language (DML) locks.
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Which background process sequentially writes Flashback Database data from the flashback buffer to the Flashback Database logs？（）A、 DBWnB、 RECOC、 RVWRD、 LGWR
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You are performing flashback of the EMPLOYEE table in SCOTT’s schema because some incorrect data was inserted into the table and committed by mistake. Which two clauses will you use in the FLASHBACK TABLE statement for using the Flashback Table feature？ （）A、 RESETLOGSB、 TO TIMESTAMPC、 TO BEFORE DROPD、 RENAME TOE、 TO SCN
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You need to maintain a record of all transactions on some tables for at least three years. Automatic undo management is enabled for the database. What must you do accomplish this task？（）A、 Enable supplemental logging for the database.B、 Specify undo retention guarantee for the databaseC、 Create Flashback Data Archive in the tablespace where the tables are stored.D、 Create Flashback Data Archive and enable Flashback Data Archive for specific tables
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Which two client requests are captured during database replay Capture?（） (Choose two)A、Flashback queriesB、Shared server requestsC、Login and logoff activities of sessionsD、Direct path load of data from external files by using utilities such as SQL *loaderE、Data definition language (DDL) and data manipulation language (DML) operations
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You are working as a DBA on the decision support system. There is a business requirement to track and store all transactions for at least three years for a few tables in the database. Automatic undo management is enabled in the database. Which configuration should you use to accomplish this task？（）A、 Enable Flashback Data Archive for the tables.B、 Specify undo retention guarantee for the database.C、 Enable supplemental logging for the database.D、 Query V$UNDOSTAT to determine the amount of undo that will be generated and create an undo tablespace for that size.E、 Create Flashback Data Archive on the tablespace on which the tables are stored.
考题
These are the details about V$FLASHBACK_DATABASE_STAT： SQL DESC v$FLASHBACK_DATABASE_STAT Name Null？ Type ------------- -------- -------------- BEGIN_TIME DATE END_TIME DATE FLASHBACK_DATA NUMBER DB_DATA NUMBER REDO_DATA NUMBER ESTIMATED_FLASHBACK_SIZE NUMBER Which two statements regarding the V$FLASHBACK_DATABASE_STATview aretrue？ （）A、 BEGIN_TIME is the time at which Flashback logging is enabled.B、 END_TIME is the time at which the query is executed on the view.C、 REDO_DATA is the number of bytes of redo data written during the interval.D、 This view contains information about flashback data pertaining to the last 24 hours.E、 FLASHBACK_DATA is the amount of flashback data generated since the database was opened.
考题
Which two are prerequisites for performing a flashback transaction?（）A、Flashback Database must be enabled.B、Undo retention guarantee for the database must be configured.C、EXECUTE privilege on the DBMS_FLASHBACK package must be granted to the user flashing back transaction.D、Supplemental logging must be enabled.E、Recycle bin must be enabled for the database.F、Block change tracking must be enabled tor the database.
考题
Note the output of the following query； SQL SELECT flashback_archieve_name， status FROM dba_flashback_archieve； FLASHBACK_ARCHIEVE_NAME STATUS FLA1 You executed the following command to enable Flashback Data Archive on the EXCHANGB_PATE table： ALTER TABLE exchange_rate FLASHBACK ARCHIEVE； What is the outcome of this command？（） A、 The table uses the default Flashback Data Archive.B、 The Flashback Data Archive Is created In the SYSAUX tablespace.C、 The Flashback Data Archive is created in the same tablespace where the tables are stored.D、 The command generates an error because no flashback Data Archive name is specified and there is no default Flashback Data Achieve.
考题
Which two are the prerequisites to enable Flashback Data Archive？（）A、 Database must be running in archivelog mode.B、 Automatic undo management must be enabled.C、 Undo retention guarantee must be enabled.D、 The tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management （ASSM）.
考题
单选题You are working as a DBA on the decision support system. There is a business requirement to track and store all transactions for at least three years for a few tables in the database. Automatic undo management is enabled in the database. Which configuration should you use to accomplish this task？（）A
Enable Flashback Data Archive for the tables.B
Specify undo retention guarantee for the database.C
Enable supplemental logging for the database.D
Query V$UNDOSTAT to determine the amount of undo that will be generated and create an undo tablespace for that size.E
Create Flashback Data Archive on the tablespace on which the tables are stored.
考题
多选题Which two are the prerequisites to enable Flashback Data Archive？（）ADatabase must be running in archivelog mode.BAutomatic undo management must be enabled.CUndo retention guarantee must be enabled.DThe tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management （ASSM）.
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单选题You work as a database administrator at Certkiller .com. You are working in an online transaction processing （OLTP） environment. You realize that the salary for an employee， John， has been accidentally modified in the EMPLOYEEStable. Two days ago， the data was in the correct state. Flashback logs generated during last two days are available in the flash recovery area. Which option would you choose to bring the data to the correct state while ensuring that no other data in the same table is affected？（）A
perform point-in-time recoveryB
perform a Flashback Table operation to restore the table to the state it was in two days agoC
perform a Flashback Database operation to restore the database to the state it was in two days agoD
perform Flashback Versions Query and Flashback Transaction Query to determine all the necessary undo SQL statements， and then use them for recovery
考题
多选题Which two are prerequisites for performing a flashback transaction?（）AFlashback Database must be enabled.BUndo retention guarantee for the database must be configured.CEXECUTE privilege on the DBMS_FLASHBACK package must be granted to the user flashing back transaction.DSupplemental logging must be enabled.ERecycle bin must be enabled for the database.FBlock change tracking must be enabled tor the database.
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单选题You are working in an online transaction processing （OLTP） environment. You realize that the salary for an employee， John， has been accidentally modified in the EMPLOYEES table. Two days ago， the data was in the correct state. Flashback logs generated during last two days are available in the flash recovery area. Which option would you choose to bring the data to the correct state while ensuring that no other data in the same table is affected？（）A
perform point-in-time recoveryB
perform a Flashback Table operation to restore the table to the state it was in two days agoC
perform a Flashback Database operation to restore the database to the state it was in two days agoD
perform Flashback Versions Query and Flashback Transaction Query to determine all the necessary undo SQL statements， and then use them for recovery
考题
单选题Note the output of the following query； SQL SELECT flashback_archieve_name， status FROM dba_flashback_archieve； FLASHBACK_ARCHIEVE_NAME STATUS FLA1 You executed the following command to enable Flashback Data Archive on the EXCHANGB_PATE table： ALTER TABLE exchange_rate FLASHBACK ARCHIEVE； What is the outcome of this command？（）A
The table uses the default Flashback Data Archive.B
The Flashback Data Archive Is created In the SYSAUX tablespace.C
The Flashback Data Archive is created in the same tablespace where the tables are stored.D
The command generates an error because no flashback Data Archive name is specified and there is no default Flashback Data Achieve.
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多选题Which two aspects of a UCS solution enable fast response to growth requirements in the data center?（）AUCS ManagerBfabric interconnectCservice profilesDexpansion modulesEvirtual interface cards
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多选题Which are the two prerequisites before setting up Flashback Data Archive? （）(Choose two.)AFlash recovery area must be definedBUndo retention guarantee must be enabled.CDatabase must be running in archivelog mode.DAutomatic undo management must be enabled.EThe tablespace in which the Flashback Data Archive is created must have automatic segment space Management (ASSM).
考题
多选题Which two are the prerequisites to enable Flashback Data Archive?（） (Choose two.)ADatabase must be running in archivelog mode.BAutomatic undo management must be enabled.CUndo retention guarantee must be enabled.DThe tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management (ASSM).
考题
多选题These are the details about V$FLASHBACK_DATABASE_STAT： SQL DESC v$FLASHBACK_DATABASE_STAT Name Null？ Type ------------- -------- -------------- BEGIN_TIME DATE END_TIME DATE FLASHBACK_DATA NUMBER DB_DATA NUMBER REDO_DATA NUMBER ESTIMATED_FLASHBACK_SIZE NUMBER Which two statements regarding the V$FLASHBACK_DATABASE_STATview aretrue？ （）ABEGIN_TIME is the time at which Flashback logging is enabled.BEND_TIME is the time at which the query is executed on the view.CREDO_DATA is the number of bytes of redo data written during the interval.DThis view contains information about flashback data pertaining to the last 24 hours.EFLASHBACK_DATA is the amount of flashback data generated since the database was opened.
考题
多选题You are performing flashback of the EMPLOYEE table in SCOTT’s schema because some incorrect data was inserted into the table and committed by mistake. Which two clauses will you use in the FLASHBACK TABLE statement for using the Flashback Table feature？ （）ARESETLOGSBTO TIMESTAMPCTO BEFORE DROPDRENAME TOETO SCN
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