100 SOA Questions: Asked and Answered, Rough Cuts

Description

This is the Rough Cut version of the printed book.

100 SOA Questions brings together authoritative answers to the most crucial questions business, technical, and architectural decision-makers ask about SOA. It draws on the immense experience of two SOA experts who’ve participated in more than 100 SOA projects in the roles of architect, designer, consultant, technical manager, and strategist.

Organized to reflect the Open Group’s Open Services Integration Maturity Model (OSIMM), this book provides fast, convenient access to information about all facets of SOA planning, implementation, management, and utilization.

This book will be an invaluable resource for all executives, architects, and practitioners who have just started their SOA journey or are well underway.

In-depth answers to questions about SOA topics such as

• SOA Concepts and Planning

• Business Strategy

• Organization and Support

• Governance

• Methods and Techniques

• Applications

• Architecture

• Information Management

• Infrastructure

• The Future of SOA

100 SOA Questions answers the most critical questions executives and practitioners have about SOA. Kerrie Holley and Dr. Ali Arsanjani draw on their unsurpassed experience from hundreds of SOA projects conducted worldwide.

• Why should business stakeholders care about SOA?

• What is the return on investment (ROI) of SOA adoption?

• What is flexibility and how does SOA deliver on this promise?

• Should service development be centralized in service centers?

• How should services be identified or specified to maximize reuse?

• How do SOA methods reduce the lifetime costs for applications?

• How can organizational barriers to SOA success be removed?

• What changes with application development when SOA is introduced?

• How does architecture change as a result of SOA adoption?

• What is a canonical message model?

• How does the SOA infrastructure support events?

• What are context-aware services?

Praise for 100 SOA Questions

“In this book, Kerrie and Ali truly capture the essence of SOA and its benefits to your Business and IT Deployments. Businesses today are desperate to be more nimble and innovative while reducing costs–a tricky proposition. SOA enables companies to reach these goals by tightly aligning the business and IT around the business processes, breaking those processes into reusable business and IT services, and allowing the underlying business and IT infrastructure to be more nimble in supporting the business goals. Effective SOA deployments also lay the groundwork for Cloud formations that can deliver even greater flexibility and cost savi

Sample Content

Table of Contents

Preface      xvii

Introduction     1

Chapter 1: SOA Basics     5

SOA Basics: Q&A     5

  1. What Is SOA?     5

  2. Is SOA an Architectural Style?     7

  3. What Are the Fundamental Constructs (the DNA) of SOA?     9

  4. What Is the Difference Between a Web Service and an SOA Service?     14

  5. What Makes a Project an SOA Implementation?     15

SOA Basics: Key Concepts     16

Chapter 2: Business     19

Business: Q&A     21

  6. Why Should Business Stakeholders Care About SOA?    21

  7. How Should SOA Be Sold to the Business or Business Stakeholder?     25

  8. What Is the Return on Investment (ROI) of SOA Adoption?     28

  9. How Should the Business Measure the Effectiveness of SOA?     29

  10. What Are the Criteria for Selecting a Project for SOA Adoption?     33

  11. What Is Flexibility and How Does SOA Deliver on This Promise?     34

  12. How Is Reuse Accomplished Using SOA?     36

  13. What Should the Business or Business Stakeholders Do Differently Because of SOA?     37

  14. Can SOA Be Applied to Business Architecture or Should It Be Used Solely for IT?     40

  15. What Are the Common Pitfalls from a Business Vantage Point in Adopting SOA?     42

Business: Key Concepts     43

Chapter 3: Organization     45

Organization: Q&A     46

  16. How Does Business / IT Alignment Change Because of SOA?     46

  17. Which Joint Business / IT Processes Change Because of SOA?     49

  18. What Organization Structures Should Be Established for SOA?     50

  19. What Is the Role of Organizational Change Management to SOA?     56

  20. How Can Organizational Barriers to SOA Success Be Removed?     58

  21. How Should Organizations Address Funding for Services?     59

  22. How Should Organizations Address Prioritization for Shared Services?     63

  23. What Are Service Owners?     64

  24. What is the Value of Classifying Services?     65

  25. Who Owns Service Reuse?     66

  26. What Are the Common Organizational Pitfalls When Adopting SOA?    

Updates

Submit Errata