An NS500 Clustered NIAS System Provides File System Sharing

Multiple Choice

An NS500 clustered NIAS system provides file system sharing. Which of the following statements about the N8500's file system mechanism and related features are correct? (Select three)

A) The N8500 clustered file system VxFS is not a log file system, and it supports a capacity of over 2 TB.
B) The file system snapshot feature employs the copy-on-write mechanism and shares the storage space of partitions or volumes with other file sets.
C) The snapshots provided by the N8500 are based on the file system level.
D) File system snapshot, mirroring, and replication are implemented based on storage checkpoints.