CSC SELECTED TO COMPETE UNDER D/SIDDOMS III CONTRACT

El SEGUNDO, Calif. " Computer Sciences Corporation (NYSE: CSC) announced today that it is one of 20 companies selected to compete for task orders under the Defense Medical Information Systems/Systems Integration, Design, Deployment, Operations and Maintenance Services (D/SIDDOMS III) contract. The 10-year, $8 billion contract supports the Office of the Assistant Secretary of Defense (Health Affairs)/TRICARE Management Activity (TMA). CSC estimates the value of its portion of the agreement to be approximately $100 million over 10 years. Under D/SIDDOMS III, CSC will compete for task orders to provide information technology (IT) support services to the Department of Defense’s (DoD) Military Health System (MHS), its components and the Department of Veterans Affairs. The MHS provides comprehensive healthcare for all U.S. armed forces personnel, their families and other individuals eligible for care. Tasks issued under the contract include systems integration, design, development, operations and maintenance. “CSC has a long history and wealth of experience providing business results to federal government clients,” said Marco deVito, a vice president in CSC’s Defense Group. “We are pleased to be selected for this contract and to continue our support of DoD healthcare activities.” TMA is responsible for the operation of TRICARE as the worldwide, integrated system for accessible, high quality and cost effective delivery of health care services to DoD beneficiaries during peacetime and wartime. CSC has provided systems development and transaction processing support to the DoD's Pharmacy Data Transaction Service (PDTS) since 1999 through D/SIDDOMS II, which D/SIDDOMS III replaces. PDTS provides a centralized data repository of pharmacy prescription information and real-time prescription transaction processing for TRICARE’s 8.7 million beneficiaries worldwide. CSC’s Announced Nine-Month Fiscal 2004 Business Awards Set Record CSC's announced business awards during the company’s fiscal 2004 third quarter, ended Jan. 3, 2004, totaled $5.98 billion, a record for any quarter in CSC’s 44-year history. Total announced business awards for the first three quarters (nine months) of fiscal 2004 were $13.76 billion, eclipsing last fiscal year’s 12-month total of $7.72 billion as well as the company’s previous record of $11.35 billion established during fiscal 2002. The third-quarter award total of $5.98 billion consists of $4.83 billion in commercial awards " also a quarterly record " and $1.15 billion from the U.S. federal government. The nine-month total of $13.76 billion consists of $9.40 billion in commercial awards and $4.36 billion in U.S. federal government contracts. Awards from customers in Europe accounted for 55 percent of the nine-month total and 65 percent of the third-quarter total. About CSC Founded in 1959, Computer Sciences Corporation is a leading global IT services company. CSC’s mission is to provide customers in industry and government with solutions crafted to meet their specific challenges and enable them to profit from the advanced use of technology. With more than 92,000 employees, CSC provides innovative solutions for customers around the world by applying leading technologies and CSC’s own advanced capabilities. These include systems design and integration; IT and business process outsourcing; applications software development; Web and application hosting; and management consulting. Headquartered in El Segundo, Calif., CSC reported revenue of $13 billion for the 12 months ended Oct. 3, 2003. For more information, visit the company’s Web site at www.csc.com James P. Sullivan Director, Communications Federal Sector 703.641.2588 Email : mailto:jsulli26@csc.com Mike Dickerson Director, Media Relations Corporate 310.615.1647 Email : mailto:mdickers@csc.com Bill Lackey Director, Investor Relations Corporate 310.615.1700 Email : mailto:blackey3@csc.com

Accessibility Adjustments

Color Adjustments