Exhibit 12.1 Computation of Earnings to Fixed Charges ---------------------------------------- (in millions, except ratio data) Year Ended Year Ended December 31, 1999 December 31, 2000 ----------------------------- ---------------------------- DDi Capital DDi Corp. DDi Capital DDi Corp. ----------- --------- ----------- --------- Earnings: Income before provision for income taxes (19.3) (24.8) 48.8 51.6 Plus: fixed charges 42.4 47.7 37.5 43.1 ----- ----- ----- ----- 23.1 22.9 86.3 94.7 ----- ----- ----- ----- Fixed Charges: Interest Expense (income), net 41.4 46.7 36.3 41.2 One-third of rent expense (a) 1.0 1.0 1.2 1.9 ----- ----- ----- ----- 42.4 47.7 37.5 43.1 ----- ----- ----- ----- Earnings to fixed charges ratio 0.5 0.5 2.3 2.2 ===== ===== ===== ===== Earnings deficiency, if applicable (19.3) (24.8) n/a n/a ===== ===== ===== ===== Year Ended Year Ended December 31, 2001 December 31, 2002 ----------------------------- ---------------------------- DDi Capital DDi Corp. DDi Capital DDi Corp. ----------- --------- ----------- --------- Earnings: Income before provision for income taxes (86.3) (85.1) (183.0) (273.8) Plus: fixed charges 16.9 24.6 10.9 25.4 ----- ----- ------ ------ (69.4) (60.5) (172.1) (248.4) ----- ----- ------ ------ Fixed Charges: Interest Expense (income), net 14.8 22.1 8.6 22.1 One-third of rent expense (a) 2.1 2.5 2.3 3.2 ----- ----- ------ ------ 16.9 24.6 10.9 25.3 ----- ----- ------ ------ Earnings to fixed charges ratio (4.1) (2.5) (15.75) (9.79) ===== ===== ====== ====== Earnings deficiency, if applicable (86.3) (85.1) (183.0) (273.8) ===== ===== ====== ====== (a) Based on the amount reported as rent expense under operating leases in the Company's historical financial statements.