Read your DB.REF (DB Reference Manual) for details...

Name          Description
============  =======================================================
DB.EXE        Main DB program (These first 4 files are all that are
DB.HLP        DB Help files    required for a minimum system.  The
DB.HLX        DB Help files    next 4 should be with the system, and
DB.HLT        DB Help files    the others are not required at all)
---           
ACALC.EXE     Stand alone Calculator used with DB
ED.EXE        Stand alone Text Editor used with DB
FMT.EXE       Stand alone disk format utility used with DB
REGISTER.TXT  REGISTRATION FORM FOR DB
---           
README        Misc Info
INVENTOR.DBF  Sample database of an inventory
INVENTOR.FLA  Sample report template (created by DB)
INVENTOR.REP  Sample report (created by DB)
CONTACTS.DBF  Sample database of a contact/mailing list
CONTACTS.DBA  Sample counter file (created by DB)
CONTACTS.MEM  Sample memo file (created by DB)
HOTELS.DBF    Sample database of 1 800 hotel numbers in North America
============  =======================================================
