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Q11 Single choice

The DB_BLOCK_CHECKING parameter is set to FULL.

What checks occur each time the DBWnprocess(es) writes?

A
The Oracle database will check all data blocks by going through the data on each block, making sure the data is self-consistent.
B
The DBWn and the direct loader will calculate a checksum and store it in the cache header of every data block when writing it to disk.
C
The Oracle database will check data blocks belonging to the SYSTEM tablespace only, by going through the data on each block, making sure the data is self-consistent.
D
The Oracle database will check data blocks belonging to the SYSAUX tablespace only, by going through the data on each block, making sure the data is self-consistent.
E
The Oracle database will check data blocks in the SYSTEM and SYSAUX tablespaces only, by going through the data on each block, making sure the data is self-consistent.

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