Which command accomplishes these tasks?

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

-Verify the consistency of the disk.

-Cross-check all the file extent maps and allocation tables for consistency. -Check whether the alias metadata directory and file directory are linked correctly. -Check that ASM metadata directories do not have unreachable allocated blocks.

Which command accomplishes these tasks?

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

-Verify the consistency of the disk.

-Cross-check all the file extent maps and allocation tables for consistency. -Check whether the alias metadata directory and file directory are linked correctly. -Check that ASM metadata directories do not have unreachable allocated blocks.

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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