<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-2000
<PERIOD-START> NOV-01-1999
<PERIOD-END> APR-30-2000
<CASH> 54,144
<SECURITIES> 0
<RECEIVABLES> 33,537
<ALLOWANCES> 828
<INVENTORY> 10,005
<CURRENT-ASSETS> 100,004
<PP&E> 12,544
<DEPRECIATION> 5,166
<TOTAL-ASSETS> 111,611
<CURRENT-LIABILITIES> 8,557
<BONDS> 0
0
0
<COMMON> 88
<OTHER-SE> 101,770
<TOTAL-LIABILITY-AND-EQUITY> 111,611
<SALES> 72,332
<TOTAL-REVENUES> 72,332
<CGS> 53,504
<TOTAL-COSTS> 53,504
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 38
<INTEREST-EXPENSE> 13
<INCOME-PRETAX> 5,982
<INCOME-TAX> 2,393
<INCOME-CONTINUING> 3,589
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 3,589
<EPS-BASIC> 0.41
<EPS-DILUTED> 0.38
</TABLE>