CSC SIGNS FIVE-YEAR, MULTIMILLION DOLLAR ENTERPRISE SERVICE DESK CONTRACT WITH EATON CORPORATION

News Release -- March 26, 2008

EL SEGUNDO, Calif., March 26 -- Computer Sciences Corporation (NYSE: CSC) today announced a five-year, multimillion dollar information technology (IT) services contract with Eaton Corporation. Under the agreement, CSC will provide service desk support for all of Eaton’s worldwide locations.

CSC’s Enterprise Service Desk solution offers customers seamless, global, multi-lingual support through the company’s growing network of Enterprise Service Management centers. Designed to proactively enhance the quality of IT service CSC provides to its customers, these centers operate using cutting-edge technology and are compliant with ITIL standards and company and industry best practices in end-to-end service management.

“We are excited about utilizing CSC to support the role of our Information Technology team as a strategic partner in Eaton’s continuing growth,” said William W. Blausey Jr., Eaton vice president and chief information officer. “CSC’s leadership in responding to and resolving incidents, reducing call volumes and providing global service desk support for our expanding worldwide locations were key contributors to CSC winning our business.”

“We are extremely pleased that Eaton has chosen CSC and our Enterprise Service Desk solution to support their global business operations,” said Richard Ricks, president of CSC’s Global Outsourcing Services organization. “Through Project Accelerate, our strategic growth initiative, we are unifying global efforts to cultivate deeper manufacturing industry expertise and offer higher value solutions to our manufacturing customers. We are enthusiastic about adding this prestigious global company to our portfolio of clients.”

About Eaton

Eaton Corporation is a diversified industrial manufacturer with 2007 sales of $13.0 billion. Eaton is a global leader in electrical systems and components for power quality, distribution and control; fluid power systems and services for industrial, mobile and aircraft equipment; intelligent truck drivetrain systems for safety and fuel economy; and automotive engine air management systems, powertrain solutions and specialty controls for performance, fuel economy and safety. Eaton has 70,000 employees and sells products to customers in more than 150 countries. For more information, visit www.eaton.com.

About CSC

Computer Sciences Corporation is a leading IT services company. CSC’s mission is to be a global leader in providing technology-enabled business solutions and services.

With approximately 91,000 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. CSC reported revenue of $16.1 billion for the 12 months ended Dec. 28, 2007. For more information, visit the company’s Web site at www.csc.com.