Running SAS in command line mode

To run SAS in command line mode, simply enter
    sas -nodms
at the shell prompt of an IRES session, where "-nodms" invokes the "no display manager" option.
SAS will begin execution with a message similar to:

$ sas -nodms
NOTE: Copyright (c) 2002-2003 by SAS Institute Inc., Cary, NC, USA. 
NOTE: SAS (r) 9.1 (TS1M3)
      Licensed to UNIVERSITY OF KANSAS - T/R, Site 0003752002.
...
NOTE: SAS initialization used:
      real time           0.06 seconds
      cpu time            0.06 seconds
      
  1? 

Where "1?" means SAS is ready for interactive input. Enter:

   1? endsas; 

to end the SAS session.