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单选题
You want the size of the tablespace to increase when it is full. Which option would you use?()
A
use automatic extent allocation
B
disable threshold for the tablespace
C
use freelists to manage the free space
D
use automatic segment space management
E
create the tablespace as a bigfile tablespace
F
use the RESIZE clause while creating the tablespace
G
enable AUTOEXTEND for at least one of the data files in the tablespace
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更多 “单选题You want the size of the tablespace to increase when it is full. Which option would you use?()A use automatic extent allocationB disable threshold for the tablespaceC use freelists to manage the free spaceD use automatic segment space managementE create the tablespace as a bigfile tablespaceF use the RESIZE clause while creating the tablespaceG enable AUTOEXTEND for at least one of the data files in the tablespace” 相关考题
考题
In which situation is the UNDO_RETENTION parameter be ignored, even if it is set to a value()A、When the data file of the undo tablespace is autoextensibleB、When there are more than one undo tablespaces available in the databaseC、When the undo tablespace is of a fixed size and retention guarantee is not enabledD、When the undo tablespace is autoextensible and retention guarantee is not enabled
考题
You want the size of the tablespace to increase when it is full. Which option would you use?()A、use automatic extent allocationB、disable threshold for the tablespaceC、use freelists to manage the free spaceD、use automatic segment space managementE、create the tablespace as a bigfile tablespaceF、use the RESIZE clause while creating the tablespaceG、enable AUTOEXTEND for at least one of the data files in the tablespace
考题
Users are performing a large volume of inserts and deletes on the application tables in the APPS tablespace. You observe that there are several warning alerts being generated for the APPS tablespace space usage metrics. Currently, the warning threshold for the tablespace space usage metrics is set to 70%. To make the generated alerts more useful as a problem identification tool, you want to reduce the frequency of alert generation for the tablespace space usage metrics for the APPS tablespace. What should you do?()A、disable SQL tracing for theAPPS tablespaceB、disable logging attribute for the APPS tablespaceC、modify the tablespace to be a dictionarymanaged tablespaceD、increase the critical threshold value for the tablespace space usage metrics for the APPS tablespaceE、increase the warning threshold value for the tablespace space usage metrics for the APPS tablespace
考题
Your database instance is running with full workload after database creation. You have decided to use a fixed-size undo tablespace. You want to use the Undo Advisor to estimate the capacity of the undo tablespace. Which two factors must you consider before using the Undo Advisor to estimate the capacity of the undotablespace()A、The retention period to support flashbackB、The expected length of the longest-running queryC、The number of undo tablespaces in the databaseD、The size of the Flash Recovery Area for the database instance
考题
You want to take the backup of the USERS tablespace. It has a single data file of 900 MB. You have tape drives of 300 MB each. The SBT channel is configured for Recovery Manager (RMAN). To accomplish the backup, you issued the following RMAN command: RMAN BACKUP SECTION SIZE 300M TABLESPACE users; Which two statements are true about the execution of the above command? ()(Choose two.)A、The backup piece size will be limited to 300 MBB、The RMAN uses multiplexing to perform backupC、The operation is accomplished using the default channel availableD、The RMAN parallelizes the backup although the parallelism is not set for a channel
考题
Users in your PROD database complain about the slow response of the transactions. While investigating the reason, you find that the transactions are waiting for the undo segments to be available, and undo retention has been set to zero. What would you do to overcome this problem?()A、increase the undo retentionB、create more undo segmentsC、create another undo tablespaceD、increase the size of the undo tablespace
考题
In which situation may the UNDO_RETENTION parameter be ignored, even if it is set to a value()A、when the data file of the undo tablespace is autoextensibleB、when there are more than one undo tablespaces available in the databaseC、when the undo tablespace is of a fixed size and retention guarantee is not enabledD、when the undo tablespace is autoextensible and retention guarantee is not enabled
考题
A user receives the following error while executing a query: ORA/x7f01555:snapshot too old Which two options can be the solutions to avoid such errors in future?()A、increase the size of redo log filesB、increase the size of the undo tablespaceC、increase the size of the Database Buffer CacheD、increase the size of the default temporary tablespaceE、enable the retention guarantee for the undo tablespace
考题
You have created a locally managed tablespace by issuing the following command: CREATE TABLESPACE data1 DATAFILE ’data1_file1.dbf’ SIZE 10M AUTOEXTEND ON MAXSIZE UNLIMITED; For the DATA1 tablespace, you have set the warning level alert limit to 70 percent. In which situation will a warning level alert be generated?() A、 when 700 KB is usedB、 when 700 KB is left as free spaceC、 when 7MB is usedD、 when 7MB is left as free spaceE、 no alert will be generated because an autoextensible datafile is included in the tablespace
考题
You want to create a consumer group, GROUP1, and you execute the following command in the command/x7fline interface: SQL EXEC DBMS_RESOURCE_MANAGER.CREATE_CONSUMER_GROUP (CONSUMER_GROUP =’group1’, COMMENT = ’New Group’); This command errors out displaying the following message: ERROR at line 1: ORA/x7f29371: pending area is not active ORA/x7f06512: at "SYS.DBMS_RMIN", line 115 ORA/x7f06512: at "SYS.DBMS_RESOURCE_MANAGER", line 108 ORA/x7f06512: at line 1 What action would you take to overcome this error?()A、create the Pending Area before creating the consumer groupB、activate the Pending Area before creating the consumer groupC、increase the size of the large pool to accommodate the Pending AreaD、increase the size of the shared pool to accommodate the Pending AreaE、increase the size of the database buffer cache to accommodate the Pending Area
考题
In which scenario will you use the Flashback Version Query feature?()A、 when you want to restore a table that has been dropped from the Recycle BinB、 when you want to identify the transaction ID of the transaction that deleted some important records from a tableC、 when you want to recover the schema of a dropped userD、when you want to restore a dropped tablespace
考题
You find that the database performance degrades while you backup the PROD database using Recovery Manager (RMAN). The PROD database is running in shared server mode. The database instance is currently using 60% of total operating system memory. You suspect the shared pool fragmentation to be the reason. Which action would you consider to overcome the performance degradation?()A、Configure Java Pool to cache the java objects.B、Configure Streams Pool to enable parallel processing.C、Increase Shared Pool size to cache more PL/SQL objects.D、Increase Database Buffer Cache size to increase cache hits.E、Configure Large Pool to be used by RMAN and shared server.F、Increase the total System Global Area (SGA) size to increase memory hits.
考题
You work as a database administrator for Supportcenter.cn. Users in the Supportcenter.cn PROD database complain about the slow response of transactions. While investigating the reason you find that the transactions are waiting for the undo segments to be available, and undo retention has been set to zero. What would you do to overcome this problem?()A、Increase the undo returnB、Create more undo segmentsC、Create another undotablespaceD、Increase the size of the undo tablespace
考题
Your database contains two temporary tablespaces named TEMP and TEMP1. The TEMP tablespace is the default temporary tablespace for the database, and the TEMP1 tablespace was created at database creation. You want to increase the size of the tempfile for the TEMP tablespace and drop the TEMP1 tablespace from the database. The database is not using Oracle-Managed Files (OMF). Which statement must you use to ensure that when you drop the TEMP1 tablespace from the database, its corresponding operating system file is also deleted?()A、 DROP TABLESPACE temp1;B、 DROP TABLESPACE temp1 INCLUDING CONTENTS;C、 DROP TABLESPACE temp1 INCLUDING CONTENTS AND DATAFILES;D、 DROP TABLESPACE temp1 INCLUDING CONTENTS CASCADE CONSTRAINTS;
考题
You work as a database administrator for Certkiller .com. You find that the database performance degrades while you backup the Certkiller database using Recovery Manager (RMAN). The Certkiller database is running in shared server mode. The database instance is currently using 60% of total operating system memory. You suspect the shared pool fragmentation to be the reason. Which action would you consider to overcome the performance degradation?()A、Configure Java Pool to cache the java objects.B、Configure Streams Pool to enable parallel processing.C、Increase Shared Pool size to cache more PL/SQL objects.D、Increase Database Buffer Cache size to increase cache hits.E、Configure Large Pool to be used by RMAN and shared server.F、Increase the total System Global Area (SGA) size to increase memory hits.
考题
Users are performing a large volume of inserts and deletes on the application tables in the APPS tablespace. You observe that there are several warning alerts being generated for the APPS tablespace space usage metrics. Currently, the warning threshold for the tablespace usage metrics is set to 70%. To make the generated alerts more useful as a problem identification tool, you want to reduce the frequency of alert generation for the tablespace usage metrics for the APPS tablespace. What should you do?()A、 Disable SQL tracing for the APPS tablespace.B、 Disable logging attributes for the APPS tablespace.C、 Modify the tablespace to be a dictionary-managed tablespace.D、 Increase the critical threshold value for the tablespace space usage metrics for the APPS tablespace.E、 Increase the warning threshold value for the tablespace space usage metric for the APPS tablespace.
考题
单选题In which scenario will you use the Flashback Version Query feature?()A
when you want to restore a table that has been dropped from the Recycle BinB
when you want to identify the transaction ID of the transaction that deleted some important records from a tableC
when you want to recover the schema of a dropped userD
when you want to restore a dropped tablespace
考题
单选题You have created a locally managed tablespace by issuing the following command: CREATE TABLESPACE data1 DATAFILE ’data1_file1.dbf’ SIZE 10M AUTOEXTEND ON MAXSIZE UNLIMITED; For the DATA1 tablespace, you have set the warning level alert limit to 70 percent. In which situation will a warning level alert be generated?()A
when 700 KB is usedB
when 700 KB is left as free spaceC
when 7MB is usedD
when 7MB is left as free spaceE
no alert will be generated because an autoextensible datafile is included in the tablespace
考题
单选题You want the size of the tablespace to increase when it is full. Which option would you use?()A
use automatic extent allocationB
disable threshold for the tablespaceC
use freelists to manage the free spaceD
use automatic segment space managementE
create the tablespace as a bigfile tablespaceF
use the RESIZE clause while creating the tablespaceG
enable AUTOEXTEND for at least one of the data files in the tablespace
考题
单选题View the Exhibit. You want to create a tablespace to contain objects with block size 16 KB. But while configuring the storage you find that the block size that you can provide is only 8 KB. Which configuration couldhave enabled the block selection of 16 KB()A
Choosing the extent allocation type to uniformB
Choosing the Segment Space Management option to manualC
Setting autoextension on for the data file mentioned for the tablespaceD
Setting the DB_16K_CACHE_SIZE parameter for the database instance to a nonzero value
考题
单选题Your database is running on the automatic Program Global Area (PGA) memory management and Shared Memory Management mode. You want to increase the memory available for the SQL work areas. What would you do?()A
modify the HASH_AREA_SIZE initialization parameterB
modify the PGA_AGGREGATE_TARGET initialization parameterC
modify the WORK_AREASIZE_POLICY initialization parameterD
increase the value of the SGA_TARGET initialization parameterE
increase the value of the SGA_MAX_SIZE initialization parameterF
increase the value of the SORT_AREA_SIZE initialization parameter
考题
单选题You lost the PRODSTD tablespace, which was read/write. The tablespace was read-only when the last backup was performed. How would you recover the tablespace?()A
restore the tablespace from the backup; there is no need to apply the redo informationB
restore the full database to recover the data up to the point when you performed the backupC
restore the tablespace from the backup and then perform a recovery using the backup control fileD
restore the tablespace from the backup and then recover the tablespace; all the redo information from the point when the tablespace was made read/write is applied
考题
单选题AUM has been retaining about 15 minutes worth of undo. You want to double the retentionperiod, but not at the expense of new transactions failing. You decide to alter the system to set the parameter UNDO_RETENTION=18000. However, AUM still retains only about 15 minutes worth of undo. What is the problem? ()A
You need to alter the undo tablespace to add the RETENTION GUARANTEE setting.B
You need to increase the size of the undo tablespace.C
The undo tablespace is not set to auto-extend.D
You need to alter the Recycle Bin to add the RETENTION GUARANTEE setting.
考题
单选题You want to be notified when the space usage of an existing critical tablespace has reached 75% of the allocated space. Which option would you use to achieve this?()A
run a procedure to check the tablespace space usageB
define the warning threshold for the tablespace at 75% in Database ControlC
create a trigger to be executed when tablespace space usage reaches 75%D
submit a job by using DBMS_JOB package to check the free space in the tablespace at regular intervalsE
define the warning threshold to be 75% for the tablespace by ALTER TABLESPACE .. ADD THRESHOLD command
考题
多选题Your database instance is running with full workload after database creation. You have decided to use a fixed-size undo tablespace. You want to use the Undo Advisor to estimate the capacity of the undo tablespace. Which two factors must you consider before using the Undo Advisor to estimate the capacity of the undotablespace()AThe retention period to support flashbackBThe expected length of the longest-running queryCThe number of undo tablespaces in the databaseDThe size of the Flash Recovery Area for the database instance
考题
单选题Users are performing a large volume of inserts and deletes on the application tables in the APPS tablespace. You observe that there are several warning alerts being generated for the APPS tablespace space usage metrics. Currently, the warning threshold for the tablespace usage metrics is set to 70%. To make the generated alerts more useful as a problem identification tool, you want to reduce the frequency of alert generation for the tablespace usage metrics for the APPS tablespace. What should you do?()A
Disable SQL tracing for the APPS tablespace.B
Disable logging attributes for the APPS tablespace.C
Modify the tablespace to be a dictionary-managed tablespace.D
Increase the critical threshold value for the tablespace space usage metrics for the APPS tablespace.E
Increase the warning threshold value for the tablespace space usage metric for the APPS tablespace.
考题
单选题You have configured your database to use RMAN for backup and recovery. You must back up the datafile contained in the TS1 tablespace. The size of the datafile in the TS1 tablespace is 200 MB. You issue the following command from the RMAN prompt to perform a backup of the tablespace: RMAN BACKUP TABLESPACE TS1 MAXSETSIZE 100M; Which statement is true about executing this command?()A
The command generates an error.B
The command backs up the tablespace and creates a backup set of size 200 MBC
The command backs up the tablespace and creates two backup sets of size 100 MB each.D
The command backs up the tablespace and creates a backup set with backup pieces of size 100 MB each.
考题
单选题Your database contains two temporary tablespaces named TEMP and TEMP1. The TEMP tablespace is the default temporary tablespace for the database, and the TEMP1 tablespace was created at database creation. You want to increase the size of the tempfile for the TEMP tablespace and drop the TEMP1 tablespace from the database. The database is not using Oracle-Managed Files (OMF). Which statement must you use to ensure that when you drop the TEMP1 tablespace from the database, its corresponding operating system file is also deleted?()A
DROP TABLESPACE temp1;B
DROP TABLESPACE temp1 INCLUDING CONTENTS;C
DROP TABLESPACE temp1 INCLUDING CONTENTS AND DATAFILES;D
DROP TABLESPACE temp1 INCLUDING CONTENTS CASCADE CONSTRAINTS;
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