Which two are true about the use of DBFS in a Database Machine environment?
A. DBFS must be used to bulk load data into a database on the Database Machine if the staging area requires Exadata based shared storage.
B. DBFS must be used to have a POSIX compliant shared storage solution that is accessible from the database servers on a Database Machine.
C. DBFS must be used to bulk load data into a production database on the Database Machine.
D. DBFS must use the DBFS_DG diskgroup for any DBFS store.
E. DBFS must be used to have a POSIX-compliant Exadata-based shared storage solution.