To gain access to EVE you type the following command at the DCL level, after the system prompt:
EVE filename ( or EDIT/TPU filename )
To leave EVE when you have finished use EXIT or QUIT.
Use this to create a new file or another version of an existing one:
Use this to save the file without leaving EVE.
VMS may maintain a fixed number of file versions (e.g. 3 versions). In this case, the original version of the file can eventually be overwritten.
Use this to terminate EVE without creating a new file.
Adrian P Robson 2011-04-23