1. August 12, 2005© Infosys Technologies Limited 2005 - 06

2. Independent Validation Services Arun Ramu Vice President – Independent Validation Services

3. August 12, 2005© Infosys Technologies Limited 2005 - 06 Safe Harbor Certain statements made in this Analyst Meet concerning our future growth prospects are forward- looking statements, which involve a number of risks and uncertainties that could cause actual results to differ materially from those in such forward-looking statements. The risks and uncertainties relating to these statements include, but are not limited to, risks and uncertainties regarding fluctuations in earnings, our ability to manage growth, intense competition in IT services including those factors which may affect our cost advantage, wage increases in India, our ability to attract and retain highly skilled professionals, time and cost overruns on fixed-price, fixed-time frame contracts, client concentration, restrictions on immigration, industry segment concentration, our ability to manage our international operations, reduced demand for technology in our key focus areas, disruptions in telecommunication networks or system failures, our ability to successfully complete and integrate potential acquisitions, liability for damages on our service contracts, the success of the companies in which Infosys has made strategic investments, withdrawal of governmental fiscal incentives, political instability and regional conflicts, legal restrictions on raising capital or acquiring companies outside India, and unauthorized use of our intellectual property and general economic conditions affecting our industry. Additional risks that could affect our future operating results are more fully described in our United States Securities and Exchange Commission filings including our Annual Report on Form 20-F for the fiscal year ended March 31, 2005 and quarterly report on Form 6-K for the quarter ended June 30, 2005. These filings are available at www.sec.gov. Infosys may, from time to time, make additional written and oral forward-looking statements, including statements contained in the company's filings with the Securities and Exchange Commission and our reports to shareholders. The company does not undertake to update any forward-looking statements that may be made from time to time by or on behalf of the company.

4. August 12, 2005© Infosys Technologies Limited 2005 - 06 Introduction to IVS Independent Validation Solutions (IVS) provides third party validation solutions to clients IVS acts as a partner and trusted advisor for our clients’ global Quality Assurance needs Infosys provides a career path in testing and attracts the best validation expertise in India and abroad The resource pool includes validation experts, business domain specialists and technology specialists to cater to the wide array of testing skill requirements The validation expertise spans across numerous engagements in areas such as Business Process Validation of software solutions Test Process & Strategy Consultancy Enterprise Performance Testing solutions Setting up Testing Centers of Excellence for clients Test Automation solutions Our clientele includes several global majors from industries such as Banking & Financial Services, Insurance & Healthcare, Manufacturing, Retail and Telecom

5. August 12, 2005© Infosys Technologies Limited 2005 - 06 Estimated market opportunity for outsourced testing services Year20002001200220032004200520062007 IT Services market for Development and Integration 1 169.00174.00166.00177.00181.00189.00200.00211.00 Testing Services (25%) 42.2543.5041.5044.2545.2547.2550.0052.75 Outsourced Testing Services 2 4.224.354.154.424.524.725.005.27 1 Assuming Gartner’s estimate of 25% of the market for development is the market for testing 2 Assuming 10% of the market for testing is outsourced Source: Gartner $ billions

6. August 12, 2005© Infosys Technologies Limited 2005 - 06 IVS revenue – Vertical split - FY 05

7. August 12, 2005© Infosys Technologies Limited 2005 - 06 IVS revenue – Geography split - FY 05

8. August 12, 2005© Infosys Technologies Limited 2005 - 06 Metrics of the Unit Customers – Over 45 enterprise customers in different verticals and 20 product based customers Over 80% repeat business Over 2,250 employees Onsite Effort – 25% Percent of Infosys revenues

9. August 12, 2005© Infosys Technologies Limited 2005 - 06 Differentiators Superior skills through Independent Validation Services (IVS) University 6 weeks of intensive training Labs at 3 Development Centers (DCs) with various Test tools Specialized Performance Test team Certifications Alliances Golden Solution Partnership with Mercury (58.8% market share) Solutions (Enterprise Application Testing) Test Centers of Excellence – Managed testing solutions Basel II, SOX validations Industry certifications : LOMA (Life Office Management Association) – 32 IAQ (Investment Administration Qualification) – 9 CIBOS (Chartered Institute of Bankers in Scotland) – 8 NCFM (National Stock Exchange's Certification in Financial Markets) – 25 Testing / QA certifications CSQA (Certified Software Quality Analyst) – 19 CSTE (Certified Software Test Engineer) – 41

10. August 12, 2005© Infosys Technologies Limited 2005 - 06 Trends in the Market Tools vendors Mercury, IBM-Rational, Seague and Compuware are niche players in this segment Competition Not much as the market is still nascent Most do not understand the Enterprise Application Market Our view CXO reach is important Clients focus on Total Cost of Ownership Automation will start getting bigger

11. August 12, 2005© Infosys Technologies Limited 2005 - 06 Challenges and our Response Resourcing scale IVS University and alternate talent pools Commoditization of services High value solutions Go-to-Market with Tool Vendors Influencing our community Thought leadership in International conferences, leaders of Change Forums, etc. University programs and workshops

12. August 12, 2005© Infosys Technologies Limited 2005 - 06 Issues Client’s first foray into re-engineering & large integration, so there was no prior focus on integration test The client did not have the bandwidth nor the specific skills required for complex testing at this scale The technical architecture was too complex, and involved 100+ integration points across several applications spanning very diverse platforms and from multiple vendors Stringent and inflexible timelines were driven by client’s commitment to market and other stakeholders The objectives of Integration testing was: To certify the readiness of the integrated system to the business users from an IT standpoint, and alignment to business requirements To provide confidence on the business and application design prior to commencement of user acceptance testing Client Context Client is a Fortune 500 foodservice marketing and distribution organization in North America Client has undertaken a strategic BPR initiative to enable a more efficient flow of products from supplier source to end customers and to reduce transaction costs The total spend on this initiative was estimated to be $400 m and the IT cost alone was expected to be over $100 m Case Study : End-to-End System Integration Testing

13. August 12, 2005© Infosys Technologies Limited 2005 - 06 Value addition to the client Early defect detection aiding the business design track Test strategy driven development sequence aiding early testability Quality gates for clear release management Shortening the User Acceptance Test cycle by engaging the development teams in Integration testing Engagement Approach Infosys proposed a multi-layered strategy for integration testing Formal workshops with Business and Application Development teams were conducted to review the test scenarios and get a buy-in from stakeholders Testing cycles and coverage were optimized Case Study : Infosys solution Business benefits delivered Saving direct costs by over $350,000 and elapse time by 8 weeks through strategic planning Reduction in User Acceptance Test timeline by 2 weeks through higher effectiveness of earlier testing phases Lowering Total Cost of Ownership (TCO) for the client Through savings on training, support and maintenance costs Through a repeatable strategy and reusable artifacts for future implementations of the solution Delivering higher confidence on the solution to the business by engaging them constantly through earlier test phases

14. © Infosys Technologies Limited 2005 - 06 Thank You www.infosys.com