<ARTICLE> 5
<LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION FOR NCR
CORPORATION EXTRACTED FROM THE CONSOLIDATED BALANCE SHEETS AT JUNE 30, 1999 AND
THE CONSOLIDATED STATEMENTS OF OPERATIONS FOR THE THREE MONTH PERIOD ENDED JUNE
30, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000,000

                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                         DEC-31-1999
<PERIOD-START>                            APR-01-1999
<PERIOD-END>                              JUN-30-1999
<CASH>                                            441
<SECURITIES>                                      135
<RECEIVABLES>                                   1,354
<ALLOWANCES>                                        0
<INVENTORY>                                       394
<CURRENT-ASSETS>                                2,469
<PP&E>                                          2,166
<DEPRECIATION>                                  1,322
<TOTAL-ASSETS>                                  4,720
<CURRENT-LIABILITIES>                           1,653
<BONDS>                                            32
<PREFERRED-MANDATORY>                               0
<PREFERRED>                                         0
<COMMON>                                            1
<OTHER-SE>                                      1,402
<TOTAL-LIABILITY-AND-EQUITY>                    4,720
<SALES>                                           852
<TOTAL-REVENUES>                                1,572
<CGS>                                             531
<TOTAL-COSTS>                                   1,075
<OTHER-EXPENSES>                                  436
<LOSS-PROVISION>                                    0
<INTEREST-EXPENSE>                                  2
<INCOME-PRETAX>                                    74
<INCOME-TAX>                                       28
<INCOME-CONTINUING>                                 0
<DISCONTINUED>                                      0
<EXTRAORDINARY>                                     0
<CHANGES>                                           0
<NET-INCOME>                                       46
<EPS-BASIC>                                       .47
<EPS-DILUTED>                                     .45