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［A］ blocks ［B］ strikes ［C］ puffs ［D］ cancels
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考题
–()? – No, it’s not very far at all, only two blocks.
(A)Is it too far to walk?(B) Do you know where is the public bathroom?(C) What do I do after walking two blocks along the street?(D) What’ s the best way to the public bathroom?
考题
Which two statements are true regarding the functionality of the remap command in ASMCMD?()
A. It repairs blocks that have read disk I/O errors.B. It checks whether the alias metadata directory and the file directory are linked correctly.C. It repairs blocks by always reading them from the mirror copy and writing them to the original location.D. It reads the blocks from a good copy of an ASM mirror and rewrites them to an alternate location on disk if the blocks on the original location cannot be read properly.
考题
Whichtwostatementscorrectlydescribetherelationbetweenadatafileandthelogicaldatabasestructures()
A.Anextentcannotspreadacrossdatafiles.B.Asegmentcannotspreadacrossdatafiles.C.Adatafilecanbelongtoonlyonetablespace.D.Adatafilecanhaveonlyonesegmentcreatedinit.E.Adatablockcanspreadacrossmultipledatafilesasitcanconsistofmultipleoperatingsystem（OS）blocks
考题
Which of the following conclusions is most appropriate to draw to describe why du shows fewer blocks used than df?（）A、 The df command only counts the number of disk blocks and superblocks. B、 The df command ignores space used for inodes, gnodes, and vnodes.C、 The du command does not take into account filesystem metadata. D、 The du command counts indirect blocks and superblocks in its calculations.
考题
Which of the following is not an advantage of block media recovery （BMR）？（）A、 Reduced MTTR.B、 Datafiles remain offline while corrupt blocks are repaired.C、 Datafiles remain online while corrupt blocks are repaired.D、 A and C
考题
The general additional risks including（）are covered in all risks coverage.A、risk of shortageB、risk of leakageC、strikes riskD、risk of rust
考题
The DB_BLOCK_CHECKING initialization parameter is set to FALSE. What level of block checking would be performed？（）A、 The Oracle database will not perform block checking for any of the data blocks.B、 The Oracle database will perform block checking for the default permanent tablespace only. C、 The Oracle database will perform block checking for the data blocks in all user tablespaces.D、 The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only.E、 The Oracle database will perform block checking for the data blocks in the SYSTEM and SYSAUX tablespaces.
考题
In the instance of the PROD database， the checkpoint （CKPT） process runs after every minute. A database user updates the rows of the ORDERS table. Because of the configuration， the CKPT process gets initiated before the user commits the transaction. What would happen to the modified blocks when the CKPT process is started？（）A、The modified blocks would be written to the data files.B、The modified blocks would be written to the temp files.C、The modified blocks would be written to the control file.D、The modified blocks would be written to the redo log files.E、The modified blocks would be written to the archived redo log files.F、The modified blocks would be retained in the database buffer cache.
考题
The DB_BLOCK_CHECKING initialization parameter is set to OFF. 数据库块检测初始化参数被设定为关 Which block checking would be performed?（）A、The Oracle database will perform block checking for the index blocks only B、The Oracle database will not perform block checking for any of the data blocks C、The Oracle database will perform block checking for the default permanent tablespace only D、The Oracle database will perform block checking for the data blocks in all user tablespaces E、The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only Oracle
考题
he data blocks in your form module are based on object tables. How would you create a master-detail relationship between two of these blocks?（）A、Use the Data Block Wizard and base the relation on a REF pointer. B、In the Object Navigator, select the Relation node under the master block and click the Create icon. Build the relation manually and coordinate the blocks using triggers.C、Use the Data Block Wizard, and base the relation on the primary key-foreign key relationship in the database. D、This task is not possible because master-detail relations can be implemented only for blocks based on relational tables.
考题
You perform differential incremental level 1 backups of your database on each working day and level 0 backup on Sundays， to tape. Which two statements are true about differential incremental backups（）A、The backup performed on Sundays contains all the blocks that have ever been used in the database.B、The backup performed on Sundays contains all the blocks that have changed since the last level 1backup. C、The backup performed on each working day contains all the blocks that have changed since the lastlevel 0 backup.D、The backup performed on Monday contains all the blocks that have changed since the level 0 backup，and every other working day contains all the blocks that have changed since the level 1 backup.
考题
Which two statements are true regarding the functionality of the remap command in ASMCMD?（）A、It repairs blocks that have read disk I/O errors.B、It checks whether the alias metadata directory and the file directory are linked correctly.C、It repairs blocks by always reading them from the mirror copy and writing them to the original location.D、It reads the blocks from a good copy of an ASM mirror and rewrites them to an alternate location on disk if the blocks on the original location cannot be read properly.
考题
Which of the following statement is incorrect regarding RMAN？（）A、It detects corrupt blocks.B、It performs only offline database backups.C、It omits empty blocks during backups.D、It performs tablespace point-in-time recovery （TSPITR）.
考题
You work as a database administrator for Certkiller .com. According to your backup strategy， you performed an incremental level 0 backup of your database. Which statement regarding this backup is true？（）A、The backup is similar to image copy.B、The backup contains all used data blocks.C、The backup contains only unused data blocks.D、The backup contains all data blocks changed since the last incremental level 1 backup.
考题
You executed the following code： BACKUP VALIDATE DATABASE； BLOCKRECOVER CORRUPTION LIST； What will be the result of executing the above code？（） A、 The code will run a backup validation to populate the V$BACKUP_CORRUPTION view and repair corrupt blocks， if any， recorded in the view.B、 The code will run a backup validate to populate the V$COPY_CORRUPTION view and then repair any corrupt blocks recorded in the view.C、 The code will runs a backup validate to populate the V$DATABASE_BLOCK_CORRUPTION view and then repair corrupt blocks， if any， recorded in the view.D、 The code will run a backup validate to populate the RC_BACKUP_CORRUPTION view and then repair corrupt blocks， if any， recorded in the view.
考题
单选题Our holiday plans（）because of transport strikes.A
fell outB
fell throughC
fell overD
fell behind
考题
多选题You perform differential incremental level 1 backups of your database on each working day and level 0 backup on Sundays， to tape. Which two statements are true about differential incremental backups（）AThe backup performed on Sundays contains all the blocks that have ever been used in the database.BThe backup performed on Sundays contains all the blocks that have changed since the last level 1backup.CThe backup performed on each working day contains all the blocks that have changed since the lastlevel 0 backup.DThe backup performed on Monday contains all the blocks that have changed since the level 0 backup，and every other working day contains all the blocks that have changed since the level 1 backup.
考题
单选题You executed the following code： BACKUP VALIDATE DATABASE； BLOCKRECOVER CORRUPTION LIST； What will be the result of executing the above code？（）A
The code will run a backup validation to populate the V$BACKUP_CORRUPTION view and repair corrupt blocks， if any， recorded in the view.B
The code will run a backup validate to populate the V$COPY_CORRUPTION view and then repair any corrupt blocks recorded in the view.C
The code will runs a backup validate to populate the V$DATABASE_BLOCK_CORRUPTION view and then repair corrupt blocks， if any， recorded in the view.D
The code will run a backup validate to populate the RC_BACKUP_CORRUPTION view and then repair corrupt blocks， if any， recorded in the view.
考题
多选题Which two statements are true regarding the functionality of the remap command in ASMCMD?（）AIt repairs blocks that have read disk I/O errors.BIt checks whether the alias metadata directory and the file directory are linked correctly.CIt repairs blocks by always reading them from the mirror copy and writing them to the original location.DIt reads the blocks from a good copy of an ASM mirror and rewrites them to an alternate location on disk if the blocks on the original location cannot be read properly.
考题
单选题In this passage puffs can include all of the following except ______.A
advertisements that contain the seller’s opinion onlyB
advertisements that connect an unrelated quality to a productC
advertisements that compare the advertised product with other productsD
advertisements that seem to be facts but not exactly so
考题
单选题You execute the following RMAN command in the order shown below： BACKUP VALIDATE DATABASE； BLOCKRECOVER CORRUPTION LIST； What will these commands do？（）A
Create a backup of the database and recover all corrupted blocks found in the backup.B
Run a backup validation and list all the logically corrupt blocks as well as physically corrupt blocks in the database.C
Run a backup validation to populate V$COPY_CORRUPTION view， and then list any corrupt blocks recorded in the view.D
Run a backup validation to populate V$DATABASE_BLOCK_CORRUPTION view， and then repair any corrupt blocks recorded in the view.E
Run a backup validation， repair any corrupt blocks found during the validation process， and then update V$DATABASE_BLOCK_CORRUPTION view to indicate which corrupt blocks have been repaired.
考题
单选题Which of the following conclusions is most appropriate to draw to describe why du shows fewer blocks used than df?（）A
The df command only counts the number of disk blocks and superblocks. B
The df command ignores space used for inodes, gnodes, and vnodes.C
The du command does not take into account filesystem metadata. D
The du command counts indirect blocks and superblocks in its calculations.
考题
单选题You execute the following RMAN commands in the order shown below： BACKUP VALIDATE DATABASE; BLOCKRECOVER CORRUPTION LIST; What will these commands do？（）A
create a backup of the database and recover all corrupted blocks found in the backupB
run a backup validation and list all the logically corrupt blocks as well as physically corrupt blocks in the databaseC
run a backup validation to populate V$COPY_CORRUPTION view， and then list any corrupt blocks recorded in the viewD
run a backup validation to populate V$DATABASE_BLOCK_CORRUPTION view， and then repair any corrupt blocks recorded in the viewE
run a backup validation， repair any corrupt blocks found during the validation process， and then update V$DATABASE_BLOCK_CORRUPTION view to indicate which corrupt blocks have been repaired
考题
单选题What does the passage mainly discuss?A
Rules and regulations of advertising.B
Learning how to spot advertising puffs.C
Advertisements.D
The agency regulating the content of advertisements.
考题
单选题Which of the following is not an advantage of block media recovery （BMR）？（）A
Reduced MTTR.B
Datafiles remain offline while corrupt blocks are repaired.C
Datafiles remain online while corrupt blocks are repaired.D
A and C
考题
单选题The DB_BLOCK_CHECKING initialization parameter is set to FALSE. What level of block checking would be performed？（）A
The Oracle database will not perform block checking for any of the data blocks.B
The Oracle database will perform block checking for the default permanent tablespace only. C
The Oracle database will perform block checking for the data blocks in all user tablespaces.D
The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only.E
The Oracle database will perform block checking for the data blocks in the SYSTEM and SYSAUX tablespaces.
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