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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$UNDOSTAT to determine the amount of undo that will be generated and create an undo tablespace for that size.
E
Create Flashback Data Archive on the tablespace on which the tables are stored.
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更多 “单选题You are working as a DBA on the decision support system. There is a business requirement to track and store all transactions for at least three years for a few tables in the database. Automatic undo management is enabled in the database. Which configuration should you use to accomplish this task？（）A Enable Flashback Data Archive for the tables.B Specify undo retention guarantee for the database.C Enable supplemental logging for the database.D Query V$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.” 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
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 are upgrading to the Oracle 10g Database and will use the Automatic Shared Memory Management feature of the Oracle 10g Database. Which background process serves as the SGA memory broker that coordinates the sizing of the memory components？（） A、 MMANB、 PMONC、 MMOND、 MMNL
考题
You executed the following query： SELECT operation， undo_sql， table_name FROM flashback_transaction_query; Which statement is correct regarding the query output？（）A、It would return information regarding only the last committed transaction.B、It would return only the active transactions in all the undo segments in the database.C、It would return only the committed transactions in all the undo segments in the database. D、It would return both active and committed transactions in all the undo segments in the database.E、It would return information regarding the transactions that began and were committed in the last 30 minutes.
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 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
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 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
The Automatic Shared Memory Management feature is enabled for the PROD database. Currently， a lot of insert activity is taking place in the database， and the memory structures are allocated according to the database workload. As the workload reduces， you decide to perform batch jobs in the database. Which of the following initialization parameters are NOT automatically resized according to the new workload and continue to remain unchanged？（）A、 LOG_BUFFERB、 DB_CACHE_SIZEC、 JAVA_POOL_SIZED、 LARGE_POOL_SIZEE、 SHARED_POOL_SIZEF、 STREAMS_POOL_SIZE
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 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
Which two statements are true regarding transactions in an Oracle database（）A、Multiple transactions can use the same undo segment.B、A transaction is assigned an undo segment when it is started.C、More than one transaction cannot share the same extent in the undo tablespace.D、The transactions use system undo segment to store undo data if all the segments in the undo tablespaceare used.
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
Which two are the prerequisites to enable Flashback Data Archive?（） (Choose two.)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
You are working on an Oracle Database 10g database. For which purposes would you use the Flashback Transaction Query feature？ （）A、 To recover a dropped table.B、 To recover a dropped schema.C、 To recover data from a truncated table.D、 To view changes made by all the transactions during a given period of time.E、 To view changes made by a single transaction during a given period of time.
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
You require the Oracle server to manage the undo segments and space among various active sessions automatically. You created an undo tablespace， UNDO_TBS1， in your database. Which two additional steps would you perform to achieve this？（）A、Set the UNDO_RETENTION parameter to 900 or more.B、Create an initial undo segment in the undo tablespace.C、Enable the retention guarantee for the undo tablespace.D、Set the UNDO_TABLESPACE parameter to UNDO_TBS1.E、Set the UNDO_MANAGEMENT initialization parameter to AUTO.
考题
You are identifying dictionary objects in the Oracle database. Which of the following is a view in the data dictionary?（） A、V$DATABASE B、DBA_TABLES C、SYSAUD$ D、EMP
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 executed the following query： SELECT operation， undo_sql， table_name FROM flashback_transaction_query; Which statement is correct regarding the query output？（）A
It would return information regarding only the last committed transaction.B
It would return only the active transactions in all the undo segments in the database.C
It would return only the committed transactions in all the undo segments in the database. D
It would return both active and committed transactions in all the undo segments in the database.E
It would return information regarding the transactions that began and were committed in the last 30 minutes.
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
多选题Which two statements are true regarding transactions in an Oracle database（）AMultiple transactions can use the same undo segment.BA transaction is assigned an undo segment when it is started.CMore than one transaction cannot share the same extent in the undo tablespace.DThe transactions use system undo segment to store undo data if all the segments in the undo tablespaceare used.
考题
单选题You are upgrading to the Oracle 10g Database and will use the Automatic Shared Memory Management feature of the Oracle 10g Database. Which background process serves as the SGA memory broker that coordinates the sizing of the memory components？（）A
MMANB
PMONC
MMOND
MMNL
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
多选题The Automatic Shared Memory Management feature is enabled for the PROD database. Currently， a lot of insert activity is taking place in the database， and the memory structures are allocated according to the database workload. As the workload reduces， you decide to perform batch jobs in the database. Which of the following initialization parameters are NOT automatically resized according to the new workload and continue to remain unchanged？（）ALOG_BUFFERBDB_CACHE_SIZECJAVA_POOL_SIZEDLARGE_POOL_SIZEESHARED_POOL_SIZEFSTREAMS_POOL_SIZE
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
多选题You are working on an Oracle Database 10g database. You enabled the Flashback Database feature. Which two statements regarding flashback logs are true？ （）AFlashback logs are not archived.BFlashback logs are maintained in redo log files.CFlashback logs are maintained in the Flash Recovery Area.DFlashback logs are used to maintain Flashback Database related errors.EFlashback logs need to be cleared manually after you disable Flashback Database.
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