The OBJECT-COMPUTER paragraph describes the computer on which the program
  is to execute.

  Format -

   OBJECT-COMPUTER. [ { Alpha         }
                    [ { I64           }
                    [ { computer-type }

     [                     { WORDS      } ]
     [ MEMORY SIZE integer { CHARACTERS } ]
     [                     { MODULES    } ]

     [ PROGRAM COLLATING SEQUENCE IS alphabet-name ]

     [ SEGMENT-LIMIT IS segment-number] . ]