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                                  EXHIBIT 11.0
                                        
                           CONTROL DATA SYSTEMS, INC.
                    Computation of Earnings Per Common Share
                  (Dollars in thousands, except per share data)

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                                          Three Months Ended         Six Months Ended
                                         June 30,     June 30,     June 30,     June 30,
                                           1997         1996         1997         1996
<S>                                  <C>          <C>         <C>           <C>
Net earnings applicable to                                                                   
  common shares:                                                                             
    Net earnings                     $     2,694  $     3,654 $     19,294  $     6,532
                                                                                             
Primary:                                                                                     
  Shares for common and common share                                                         
  equivalent earnings per share (1):                                                         
    Weighted average number of                                                               
      common shares outstanding       12,626,673   13,513,692   12,915,743   13,338,753
    Dilutive effect of outstanding                                                           
      stock options and warrants         535,152    1,130,582      629,861    1,099,306
                                                                                             
                                      13,161,825   14,644,274   13,545,604   14,438,059
                                                                                             
Net earnings per common share                                                                
  and common share equivalents       $      0.20  $      0.25  $      1.42  $      0.45
                                                                                             
Fully Diluted:                                                                               
  Shares for common and common share                                                         
  equivalent earnings per share (2):                                                         
    Weighted average number of                                                               
      common shares outstanding       12,626,673   13,513,692   12,915,743   13,338,753
    Dilutive effect of outstanding                                                           
      stock options and warrants         551,378    1,130,582      629,861    1,113,099
                                                                                             
                                      13,178,051   14,644,274   13,545,604   14,451,852
                                                                                             
Net earnings per common share                                                                
  and common share equivalents       $      0.20  $      0.25  $      1.42  $      0.45

<FN>
(1)  Outstanding  stock  options, warrants, and  shares  issuable  under
   employee   stock  purchase  plans  are  converted  to  common   share
   equivalents  by  the treasury stock method using the  average  market
   price of the Company's shares during each period.

(2)  Outstanding  stock  options, warrants, and  shares  issuable  under
   employee   stock  purchase  plans  are  converted  to  common   share
   equivalents  by  the treasury stock method using the greater  of  the
   average  market price or the period-end market price of the Company's
   shares during each period.
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