VMS Help DTM, DELETE, COLLECTION, Command Qualifiers  *Conan The Librarian (sorry for the slow response - running on an old VAX)

1 - /CONFIRM

   /CONFIRM (D)
   /NOCONFIRM

   Controls whether Digital Test Manager prompts you to confirm each
   deletion. Valid responses are Yes, No, All, or Quit.

2 - /LOG

   /LOG (D)
   /NOLOG

   Controls whether Digital Test Manager displays informational and
   success messages on your screen. The default is /LOG.