It is dynamically querying the client.
Exclude lists are part of the NetBackup registry entries on the client.
Key Name: HKEY_LOCAL_MACHINE\SOFTWARE\VERITAS\NetBackup\CurrentVersion\Config
Value 4
Name: Exclude
Type: REG_MULTI_SZ
Data: C:\Program Files\Veritas\NetBackup\bin\*.lock
C:\Program Files\Veritas\NetBackup\bin\bprd.d\*.lock
C:\Program Files\Veritas\NetBackup\bin\bpsched.d\*.lock
C:\Program Files\Veritas\NetBackupDB\data\*
C:\Program Files\Veritas\Volmgr\misc\*