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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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<CAPTION>

                                         Three Months Ended          Nine Months Ended
                                      September 30, September 30, September 30, September 30,
                                          1996          1995          1996          1995
<S>                                   <C>           <C>           <C>          <C>

Net earnings applicable to                                                                
  common shares:                                                                          
    Net earnings                     $       2,924 $        632 $       9,456 $      5,092
                                                                                          
Primary:                                                                                  
  Shares for common and common share                                                      
  equivalent earnings per share (1):                                                      
    Weighted average number of                                                            
      common shares outstanding         13,682,251   12,762,272    13,454,088   12,896,545
    Dilutive effect of outstanding                                                        
      stock options and warrants           903,700      302,003     1,033,938            0
                                                                                          
                                        14,585,951   13,064,275    14,488,026   12,896,545
                                                                                          
Net earnings per common share                                                             
  and common share equivalents       $        0.20 $       0.05 $        0.65 $       0.40
                                                                                          
Fully Diluted:                                                                            
  Shares for common and common share                                                      
  equivalent earnings per share (2):                                                      
    Weighted average number of                                                            
      common shares outstanding         13,682,251   12,762,272    13,454,088   12,896,545
    Dilutive effect of outstanding                                                        
      stock options and warrants         1,056,565      724,345     1,139,221      730,409
                                                                                          
                                        14,738,816   13,486,617    14,593,309   13,626,954
                                                                                          
Net earnings per common share                                                             
  and common share equivalents       $        0.20 $       0.05 $        0.65 $       0.37

<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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