單項選擇題

You want to perform the following operations for the DATA ASM disk group:

Which command accomplishes these tasks?（）

A. ALTER DISKGROUP data CHECK;
B. ALTER DISKGROUP data CHECK DISK;
C. ALTER DISKGROUP data CHECK FILE;
D. ALTER DISKGROUP data CHECK DISK IN FAILURE GROUP 1;

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多項選擇題

Which two statements are correct about database transportation? （）

A. The source and target platforms must be the same
B. Redo logs, control files and temp files are also transported
C. The transported database must have the same database identifier (DBID) as the source database and cannot be changed
D. The COMPATIBLE parameter must be set to 10.0.0.0 or higher and the database must be opened in readonly mode before being transported
E. Recovery Manager (RMAN) is used to convert the necessary data files of the database if the target platform is different and has different endian format

多項選擇題

Which two statements are true with respect to the maintenance window? （）

A. A DBA can enable or disable an individual task in all maintenance windows.
B. A DBA cannot change the duration of the maintenance window after it is created.
C. In case of a long maintenance window, all Automated Maintenance Tasks are restarted every four hours.
D. A DBA can control the percentage of the resource allocated to the Automated Maintenance Tasks in each window.

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You want to perform the following operations for the DATA ASM disk group: Which command accomplishes these tasks?（）

你可能感興趣的試題

Which two statements are correct about database transportation? （）

Which two statements are true with respect to the maintenance window? （）

You want to perform the following operations for the DATA ASM disk group:

Which command accomplishes these tasks?（）