The Flashback Archive FLA1 is dropped only if it is empty.
The tablespace having Flashback Archive is dropped.
The Flashback Archive FLA1 is dropped after moving the existing data in it to the default Flashback Archive.
The Flashback Data Archive and historical data are dropped.
第1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
第2题:
You enabled Flashback Data Archive on the INVENTORY table.Which DDL operation is supported on the table after enabling Flashback Data Archive?()
第3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?()
第4题:
You disabled the Flashback Database feature by using the following command: SQL> ALTER DATABASE FLASHBACK OFF; What would be the effect of this command on the existing flashback logs?()
第5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?()
第6题:
To clean up old records that are in a Flashback Data Archive and are past the retention period, what must the DBA do?()
第7题:
Which two are the prerequisites to enable Flashback Data Archive?()
第8题:
The command produces an error because the retention time cannot be reduced.
All historical data is retained but the subsequent flashback data archives are maintained for only three years.
All historical data is purged and the new flashback data archives are maintained for three years.
All historical data older than three years is purged from the flashback archive FLA1.
第9题:
TRUNCATE the archive table.
DROP the Flashback Data Archive.
Nothing;expired rows are automatically removed.
Nothing;expired rows are moved to an archive table.
Delete entries from the archive where the metadata date retained is greater than the retention period.
第10题:
The Flashback Archive FLA1 is dropped only if it is empty.
The tablespace having Flashback Archive is dropped.
The Flashback Archive FLA1 is dropped after moving the existing data in it to the default Flashback Archive.
The Flashback Data Archive and historical data are dropped.
第11题:
Drop the table.
Partition the table.
Truncate the table.
Add a column to the table.
Rename a column in the table.
第12题:
Enable supplemental logging for the database.
Specify undo retention guarantee for the database
Create Flashback Data Archive in the tablespace where the tables are stored.
Create Flashback Data Archive and enable Flashback Data Archive for specific tables
第13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?()
第14题:
You enabled Flashback Data Archive on the INVENTORY table. Which DDL operation is supported on the table after enabling Flashback Data Archive?()
第15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?()
第16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?()
第17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?()
第18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?()
第19题:
The command produces an error because the retention period cannot be reduced
All historical data older than 3 years is purged from the flashback archive FLA1
All historical data is retained but the subsequent flashback data archives are maintained for only 3 years
All historical data is transferred to flashback logs and the flashback archive is refreshed to set a new retention time
第20题:
Enable Flashback Data Archive for the tables.
Specify undo retention guarantee for the database.
Enable supplemental logging for the database.
Query V$UNDOSTAT to determine the amount of undo that will be generated and create an undo tablespace for that size.
Create Flashback Data Archive on the tablespace on which the tables are stored.
第21题:
Flashback logs are not deleted.
Flashback logs are deleted automatically.
Flashback logs are deleted only if you are using Recovery Manager (RMAN)
Flashback logs are deleted only if you are using Oracle Manager Files (OFM)
Flashback logs are deleted only if you are using Automatic Storage Management (ASM)
第22题:
The table uses the default Flashback Data Archive.
The Flashback Data Archive Is created In the SYSAUX tablespace.
The Flashback Data Archive is created in the same tablespace where the tables are stored.
The command generates an error because no flashback Data Archive name is specified and there is no default Flashback Data Achieve.
第23题:
Enable supplemental logging for the database.
Specify undo retention guarantee for the database
Create Flashback Data Archive in the tablespace where the tables are stored.
Create Flashback Data Archive and enable Flashback Data Archive for specific tables
第24题:
The Flashback Archive FLA1 is dropped only if it is empty.
The tablespace having Flashback Archive is dropped.
The Flashback Archive FLA1 is dropped after moving the existing data in it to the default Flashback Archive.
The Flashback Data Archive and historical data are dropped.