During tablespace creation， which filename format is NOT used for creating datafiles associated with a tablespace？（）

单项选择题You included the following Automatic Storage Management （ASM） initialization parameter settings in the ASM initialization parameter file：   INSTANCE_TYPE = ASM  ASM_POWER_LIMIT = 11  LARGE_POOL_SIZE = 4M   ASM_DISKGROUPS = DG1， DG2  DB_UNIQUE_NAME = +ASM   You are unable to start the ASM instance. Which initialization parameter file setting（s） is not allowing the ASM instance to start？（）

A. only the INSTANCE_TYPE initialization parameter is set to an invalid value
B. only the ASM_POWER_LIMIT initialization parameter is set to an invalid value
C. only the LARGE_POOL_SIZE initialization parameter is set to an invalid value
D. both the LARGE_POOL_SIZE and INSTANCE_TYPE initialization parameters are set to invalid values

单项选择题You are performing backup and recovery operations by using RMAN. You are using a recovery catalog for the RMAN repository. You are planning to migrate to ASM disk storage to enable new disks to be added to the database without shutting down the database.   Which information is NOT required during the migration process？（）

A. Database Identifier （DBID）
B. names and location of datafiles
C. names and location of control files
D. names and location of online redo log files

单项选择题YouaretheDatabaseAdministratorforWonderWeb，whichhasrecentlyacquiredamediacompanyTXGlobal.YouhavebeenassignedthetasktomigrateallthedatabaseapplicationsofTXGlobaltothedatabaseserverofWonderWeb.Toaccommodatemoredatabaseapplications，youneedtoadddiskstotheexistingdiskgroup.Wheneveryouaddorremovedisksfromthediskgroup，AutomaticStorageManagement（ASM）rebalancingdistributesthedataevenlyacrossallthedisksofthediskgroup.Whichbackgroundprocessperformsthisactualrebalancingactivity，resultinginthemovementofdataextentsinthediskgroups？（）

A. ASMB
B. ARBn
C. RBAL in the ASM instance
D. RBAL in the database instance

单项选择题Consider the following configuration：   devices diskP1 is a member of disk group grp1.        devices diskP2 is a member of disk group grp1.        devices diskP3 is a member of disk group grp1.        devices diskP4 is a candidate disk.        devices diskQ1 is a member of disk group grp2.        devices diskQ2 is a member of disk group grp2.        devices diskQ3 is a member of disk group grp2.        devices diskQ4 is a candidate disk.   Which command will add the disk  devices diskP4 to the disk group， grp1？（）

A. ALTER DISKGROUP grp1  ADD DISK ’/devices/diskP1’，  ADD DISK ’/devices/diskP4’；
B. ALTER DISKGROUP grp1  ADD DISK ’/devices/disk*4’；
C. ALTER DISKGROUP grp1  ADD DISK ’/devices/diskP*’；
D. ALTER DISKGROUP grp1  ADD DISK ’/devices/diskQ*’，  ADD DISK ’/devices/diskP*’；

单项选择题YouaremaintainingtheSALESdatabaseonOracle10g.Youhaveaddedanewdisktoadiskgroup.AutomaticStorageManagementperformstherebalancingactivity.Youwanttospeeduptherebalancingactivity.Whichparameterwillyouspecifytocontrolthespeedoftherebalancingactivity？（）

A. ASM_POWER_LIMIT
B. ASM_DISKSTRING
C. ASM_DISKGROUPS
D. LARGE_POOL_SIZE