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单选题
You enabled Flashback Data Archive on the INVENTORY table. Which DDL operation is supported on the table after enabling Flashback Data Archive？（）
A
Drop the table.
B
Partition the table.
C
Truncate the table.
D
Add a column to the table.
E
Rename a column in the table.
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更多 “单选题You enabled Flashback Data Archive on the INVENTORY table. Which DDL operation is supported on the table after enabling Flashback Data Archive？（）A Drop the table.B Partition the table.C Truncate the table.D Add a column to the table.E Rename a column in the table.” 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
考题
You enabled Flashback Data Archive on the INVENTORY table.Which DDL operation is supported on the table after enabling Flashback Data Archive?()
A. Drop the table.B. Partition the tableC. Truncate the table.D. Add a column to the table.E. Rename a column in the table.
考题
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).
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
考题
You are working on the APPDB database as a DB A. The database has a default Flashback Data Archive DFLA1 created on it. You issued the following command to drop the Flashback Archive FLA1： DROP FLASHBACK ARCHIVE fla1； What is the effect of this command？（）A、 The Flashback Archive FLA1 is dropped only if it is empty.B、 The tablespace having Flashback Archive is dropped.C、 The Flashback Archive FLA1 is dropped after moving the existing data in it to the default Flashback Archive.D、 The Flashback Data Archive and historical data are dropped.
考题
You enabled Flashback Data Archive on the INVENTORY table.Which DDL operation is supported on the table after enabling Flashback Data Archive?（）A、Drop the table.B、Partition the tableC、Truncate the table.D、Add a column to the table.E、Rename a column in the table.
考题
You enabled Flashback Data Archive on the INVENTORY table. Which DDL operation is supported on the table after enabling Flashback Data Archive？（） A、 Drop the table.B、 Partition the table.C、 Truncate the table.D、 Add a column to the table.E、 Rename a column in the table.
考题
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
You want to track and store all transactional changes to a table over its lifetime. To accomplish this task， you enabled Flashback Data Archive with the retention of 5 years. After some time， the business requirement changed and you were asked to change the retention from 5 years to 3 years. To accomplish this， you issued the following command： ALTER FLASHBACK ARCHIVE fla1 MODIFY RETENTION 3 YEAR； What is the implication of this command？（）A、 The command produces an error because the retention time cannot be reduced.B、 All historical data is retained but the subsequent flashback data archives are maintained for only three years.C、 All historical data is purged and the new flashback data archives are maintained for three years.D、 All historical data older than three years is purged from the flashback archive FLA1.
考题
When setting up the Flashback Data Archive， which of these key parameters are required？（）A、 Tablespace nameB、 Storage quotaC、 RetentionD、 Table nameE、 Create a default archive
考题
To clean up old records that are in a Flashback Data Archive and are past the retention period， what must the DBA do？（） A、 TRUNCATE the archive table.B、 DROP the Flashback Data Archive.C、 Nothing；expired rows are automatically removed.D、 Nothing；expired rows are moved to an archive table.E、 Delete entries from the archive where the metadata date retained is greater than the retention period.
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
Flashback Database is enabled in your Oracle 10g database. One of your database users erroneously purged an important table residing in his schema. The table was purged sometime between 10：00 P.M. and 10：30 P.M. The next day， you decide to flash back the database. Before you flash back the database， you want to ensure that you have all the necessary flashback data. Which dynamic performance view must you use to determine whether you have the required flashback data to recover the purged table？（）A、 V$DATABASEB、 V$UNDOSTATC、 V$FLASHBACK_DATABASE_LOGD、 V$FLASHBACK_DATABASE_STAT
考题
单选题You want to track and store all transactional changes to a table over its lifetime. To accomplish this task， you enabled Flashback Data Archive with the retention of 5 years. After some time， the business requirement changed and you were asked to change the retention from 5 years to 3 years. To accomplish this， you issued the following command： ALTER FLASHBACK ARCHIVE fla1 MODIFY RETENTION 3 YEAR； What is the implication of this command？（）A
The command produces an error because the retention time cannot be reduced.B
All historical data is retained but the subsequent flashback data archives are maintained for only three years.C
All historical data is purged and the new flashback data archives are maintained for three years.D
All historical data older than three years is purged from the flashback archive FLA1.
考题
单选题You are working as a DBA on the decision support system. There is a business requirement to track and store all transactions for at least three years for a few tables in the database. Automatic undo management is enabled in the database. Which configuration should you use to accomplish this task？（）A
Enable Flashback Data Archive for the tables.B
Specify undo retention guarantee for the database.C
Enable supplemental logging for the database.D
Query V$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）.
考题
多选题When setting up the Flashback Data Archive， which of these key parameters are required？（）ATablespace nameBStorage quotaCRetentionDTable nameECreate a default archive
考题
单选题You are working on the APPDB database as a DB A. The database has a default Flashback Data Archive DFLA1 created on it. You issued the following command to drop the Flashback Archive FLA1： DROP FLASHBACK ARCHIVE fla1； What is the effect of this command？（）A
The Flashback Archive FLA1 is dropped only if it is empty.B
The tablespace having Flashback Archive is dropped.C
The Flashback Archive FLA1 is dropped after moving the existing data in it to the default Flashback Archive.D
The Flashback Data Archive and historical data are dropped.
考题
单选题You enabled Flashback Data Archive on the INVENTORY table.Which DDL operation is supported on the table after enabling Flashback Data Archive?（）A
Drop the table.B
Partition the tableC
Truncate the table.D
Add a column to the table.E
Rename a column in the table.
考题
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.
考题
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
单选题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
考题
单选题You want to track and store all transactional changes to a table over its lifetime. To accomplish this task, you enabled Flashback Data Archive with the retention of 5 years. After some time, the business requirement changed and you are asked to change the retention period from 5 years to 3 years. To accomplish this, you issued the following command: ALTER FLASHBACK ARCHIVE fla1 MODIFY RETENTION 3 YEARS; What is the outcome of this command?（）A
The command produces an error because the retention period cannot be reducedB
All historical data older than 3 years is purged from the flashback archive FLA1C
All historical data is retained but the subsequent flashback data archives are maintained for only 3 yearsD
All historical data is transferred to flashback logs and the flashback archive is refreshed to set a new retention time
考题
单选题To clean up old records that are in a Flashback Data Archive and are past the retention period， what must the DBA do？（）A
TRUNCATE the archive table.B
DROP the Flashback Data Archive.C
Nothing；expired rows are automatically removed.D
Nothing；expired rows are moved to an archive table.E
Delete entries from the archive where the metadata date retained is greater than the retention period.
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