单项选择题
You are using an Automatic Storage Management （ASM） instance to manage the files of your production database. While studying the parameter file of the ASM instance， you find the following entry：
ASM_DISKSTRING = /devices/*
What could be the reason for this setting？（）
A.to enable the ASM instance to identify the alert log file
B.to enable the ASM instance to identify the server parameter file
C.to enable the ASM instance to define the locations for Oracle Managed Files （OMF）
D.to enable the ASM instance to identify all disks that can be accessed by it in the /devices directory
相关考题
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单项选择题
You want an ASM instance to manage the files of your database. To achieve this objective， you specify the following parameters in the parameter file of the database： INSTANCE_TYPE = RDBMS DB_NAME = PROD LARGE_POOL_SIZE = 8MB DB_BLOCK_SIZE = 4K LOG_ARCHIVE_DEST = +dgroupA LOG_ARCHIVE_FORMAT = "$ORACLE_SID_%s_%t.%t" DB_CREATE_FILE_DEST = +dgroupA COMPATIBLE = 10.1.0.2.0 CONTROL_FILES = +dgroupA Which parameter would be ignored while starting up the instance for the database PROD？（）
A.DB_BLOCK_SIZE
B.CONTROL_FILES
C.LARGE_POOL_SIZE
D.LOG_ARCHIVE_DEST
E.LOG_ARCHIVE_FORMAT
F.DB_CREATE_FILE_DEST -
单项选择题
You have many users complaining about slow inserts into a large table. While investigating the reason， you find that the number of indexes on the table is high. You want to find out which indexes are not being used. Which method would you follow to achieve this？（）
A.enable index monitoring and query the DBA_OBJECTS view
B.enable index monitoring and query the DBA_INDEXES view
C.enable index monitoring and query the V$OBJECT_USAGE view
D.enable index monitoring and view the DBA_INDEXTYPE_COMMENTS view -
多项选择题
Users in your production database complain that they are getting the following error message while trying to insert rows into the ORDERS table： ERROR at line 1： ORA01654： unable to extend index USERS.ORDERS_IND by 8 in tablespace INDEXES While investigating， you find that the INDEXES tablespace has run out of space and there is no more free space on the disk where the data files are available. Which two actions could you perform to overcome this error without affecting the queries that are currently being executed？（）
A.drop and recreate the index
B.coalesce the ORDERS_IND index
C.coalesce the INDEXES tablespace
D.drop and recreate the ORDERS table
E.rebuild the index online and move it to another tablespace
