<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS FOR THE NINE MONTHS ENDED AUGUST 31, 2000 AND
IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> NOV-30-2000
<PERIOD-START> DEC-01-1999
<PERIOD-END> AUG-31-2000
<CASH> 218,440
<SECURITIES> 386,578
<RECEIVABLES> 75,206
<ALLOWANCES> 3,656
<INVENTORY> 0
<CURRENT-ASSETS> 685,952
<PP&E> 26,406
<DEPRECIATION> 5,111
<TOTAL-ASSETS> 752,617
<CURRENT-LIABILITIES> 88,012
<BONDS> 0
0
0
<COMMON> 193
<OTHER-SE> 664,412
<TOTAL-LIABILITY-AND-EQUITY> 752,617
<SALES> 0
<TOTAL-REVENUES> 163,223<F1>
<CGS> 0
<TOTAL-COSTS> 43,700
<OTHER-EXPENSES> 71,069<F2>
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> (6,145)
<INCOME-TAX> 0
<INCOME-CONTINUING> (6,145)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (6,145)
<EPS-BASIC> (0.03)
<EPS-DILUTED> (0.03)
<FN>
<F1>Item consists of total license and total service and maintenance revenue.
<F2>Item consists of research and development expenses and amortization of
stock-based compensation, goodwill and acquired intangibles.
</FN>
</TABLE>