News Release-- April 12, 2000

CSC VENTURE RECEIVES NUNN-PERRY AWARD

EL SEGUNDO, Calif., April 12 -- A joint endeavor between Computer Sciences Corporation (NYSE: CSC) and Raytheon Corporation, in which CSC is the managing partner, has been recognized with the Nunn-Perry award for Computer Sciences Raytheon’s (CSR) Mentor-Protégé agreement with Data Voice, Inc.

Tom Robinson, president of CSC’s Defense Group, and Francis Shill, CSR project director, accepted the award from Sherri Wasserman Goodman, a Deputy Under Secretary of Defense, who recognized the team as having best epitomized the objectives of the Mentor/Protégé Program. Goodman presented the award at the Department of Defense, Mentor/Protégé Conference held March 15-17, 2000, in Arlington, Va.

The purpose of the program is for major DoD prime contractors to assist small disadvantaged businesses in enhancing their technical and business capabilities and to increase their participation as subcontractors and suppliers under DoD and other government and commercial contracts. The firms represented in the program encompass a broad range of industries, including environmental remediation, manufacturing, telecommunications and healthcare.

The Nunn-Perry award is based on the return on investment for the DoD, quality of assistance provided by the mentor and the protégé’s development. Data Voice has been a part of the CSR team for three years.

Data Voice, Inc., a manufacturer of electronic sub-assemblies, also performs computer hardware repair and maintenance, software peripheral sales and satellite ground station communications. For additional information on Data Voice, Inc., visit their Web site at www.data-voice.net.

Computer Sciences Corporation helps clients in industry and governments use information technology to attain strategic and operational objectives. With 57,000 employees in more than 700 offices worldwide, the company tailors solutions from a broad suite of integrated service and technology offerings, including e-business strategies and technologies; management and IT consulting; systems development and integration; and IT and business process outsourcing.

Since its formation in 1959, CSC has been known for its flexibility in its relationships with clients. Through numerous agreements with hardware and software technology firms, the company is able to identify and mange solutions specifically tailored to each client’s needs. CSC had revenues of $9.1 billion for the twelve months ended December 31, 1999. Its headquarters are in El Segundo, California. For more information, visit the company’s Web site at www.csc.com.