Go back to 250-271 - Administration of Symantec NetBackup 7.5 for Unix

Question :-

Why would a customer select "Use Change Journal" in the Symantec NetBackup 7.5 client settings?
to identify changes of the client's VxFS change journal
to increase performance of an NTFS volume that contains more than 1,000,000 files
to increase performance of an NTFS volume file system that contains a few very large files
to increase performance of a VxFS volume that contains more than 1,000,000 files

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