Worldwide Operating Systems and Subsystems 2005-2009 Forecast Update: Windows Revenue Continues to Uplift Market

This IDC Forecast Update presents an updated five-year forecast for the operating systems and subsystems market. It updates Worldwide Operating Environments 2005–2009 Forecast (IDC #33202, April 2005). This study does not contain vendor-specific revenue, market shares, or shipment data, all of which will be published in separate studies in 3Q05.

The information contained in this forecast update was derived from the IDC Software Market Forecaster database as of June 20, 2005.