Constitutes the post-conference proceedings of the 4th International Conference on Web Information Systems and Technologies, held in Funchal, Madeira, Portugal, in May 2008. This book presents 32 papers.

Invited Papers.- The Tao of SOA.- Architecture-Centric Software Quality Management.- Adaptability in an Agent-Based Virtual Organization – Towards Implementation.- S-Cube: Enabling the Next Generation of Software Services.- I: Internet Technology.- Web 2.0 OLAP: From Data Cubes to Tag Clouds.- Compressing XML Data Streams with DAG+BSBC.- Shortest Remaining Response Time Scheduling for Improved Web Server Performance.- Combining Grid, SOA and Web Services for Smaller Computing Environments.- Towards Dynamic Service Level Agreement Negotiation:An Approach Based on WS-Agreement.- Performance Monitoring Enterprise Applications with the BlackBird System.- Developing and Utilizing Ontology of Golf Based on the Open Travel Alliance Golf Messages.- II: Web Interfaces and Applications.- Comparing and Merging Versioned Wiki Pages.- Are Wikipedia Resources Useful for Discovering Answers to List Questions within Web Snippets?.- Personalized Web Search Using Correlation Matrix for Query Expansion.- Social Semantic Web at Work: Annotating and Grouping Social Media Content.- State-Transition Diagram for Visual Programming Tool GUEST.- Mashups over the Deep Web.- A Web-Based Version of a Trivial Game to Promote Galician Culture.- Feeling Expression Using Avatars and Its Consistency for Subjective Annotation.- Improving Web Service Discovery with Personalized Goal.- New Quality Metrics for Web Search Results.- III: Society, e-Business and e-Government.- User Acceptance of Internet Banking Service in Malaysia.- Convergence of Internet and TV: The Commercial Viability of P2P Content Delivery.- Website Service Quality in Ireland: An Empirical Study.- Comparison of Social Classification Systems in a Heterogeneous Environment.- IV: e-Learning.- Web-Based 3D and Haptic InteractiveEnvironments for e-Learning, Simulation, and Training.- A Parameterizable Framework for Replicated Experiments in Virtual 3D Environments.- Web-Based Case Studies for Continuous Professional Development via the ViCoCITY Case Study Support Tool.- Transforming a Competency Model to Parameterised Questions in Assessment.- A New Concept Map Model for E-Learning Environments.

This book constitutes the thoroughly refereed post-conference proceedings of the 4th International Conference on Web Information Systems and Technologies, held in Funchal, Madeira, Portugal, in May 2008. The 32 papers presented in this book were carefully reviewed and selected from 238 submissions, resulting in an acceptance rate of 13.5%. The papers are grouped in four parts on internet technology; Web interfaces and applications; society, e-Business, and e-Government; and e-Learning. In addition, four invited papers complete this volume.