1. Page 1 Tools and Technology PresentationApplicationsBusiness Data Enterprise Data Store Application Data Metadata Disconnected Clients Phone Class Devices PDA Class Devices Web Clients Windows Clients External Applications Synchronization Server Portal Development Tools Deployment Tools Management Tools Inventory / Advanced Warehousing Financials Procurement Human Resources / Payroll Logistics / Transportation Tools PeopleSoft EnterpriseOne Client Software Options Windows Terminal Server Citrix Presentation Server Platforms Microsoft Windows Mac OS UnixLinux Windows CEPocket PC Browsers Internet ExplorerNetscape SafariMozilla

2. Page 2 Tools and Technology Presentation LayerApplication LayerBusiness Data Data Server Application Data Store Metadata Store Disconnected Clients Phone Class Devices PDA Class Devices Web Clients Synchronization Server Portal Development Tools Deployment Tools Management Tools PeopleSoft EnterpriseOne Web Client Architecture Web Server Application Enterprise Engine XML Module Business Component Module Batch Module Logic and Basic LayerWeb Application Server

3. Page 3 Tools and Technology Presentation LayerApplication LayerBusiness Data Data Server Application Data Store Metadata Store Portal Development Tools Deployment Tools Management Tools PeopleSoft EnterpriseOne Layered Architecture HTTP: 8081 Application Enterprise Engine XML Module Business Component Module Batch Module Logic and Basic Layer Web Application Server Application Enterprise Engine HTTP: 8083 HTTPS: 8081 Portal HTTPS: 8083