Enterprise Architecture - Essay Example

Bahill, T., Botta, R. & Daniels, J. (2006). The Zachman framework populated with baseball models. Journal of Enterprise Architecture, November, 1-19. Frameworks create a foundation for developing integrated enterprise models. The article provides a brief insight into the Zachman framework, its philosophy and implications for enterprise building. In this study, the Zachman framework is applied to baseball models. The authors use peer-reviewed journal articles to fill in the cells in the Zachman framework example. The researchers conclude that the Zachman framework is extremely useful for the study of baseball models. The Zachman framework can be particularly valuable in assessing the quality of coverage for the existing artifacts and detect possible gaps in company architectures. Banerjee, U. (2011, January 25). What is TOGAF – without jargon. Retrieved July 22, 2011, from http://setandbma.wordpress.com/2011/01/25/what-is-togaf-without-jargon/ The article provides a brief overview of the TOGAF framework, in simple and comprehensive terms. The author offers an architecture development methodology, based on TOGAF and comprising four steps: tailoring TOGAF to suit enterprise needs; defining the scope of work; overseeing development; and managing post-implementation aspects. Banerjee claims that the TOGAF architecture is not the ultimate solution but merely a starting point in the development of effective enterprise solutions. The article can be extremely useful in the study of various enterprise architecture frameworks. Bommel, P., Hoppenbrouwers, S.J., Proper, E. & Weide, T.P. (2006). Giving meaning to enterprise architectures: Architecture principles with ORM and ORC. In R. Meersman, Z. Tari & P. Herrero, OTM Workshops, LNCS, 1138-1147. In this article, the TOGAF framework is the central object of analysis. The researchers assert that the main rules and principles of rule-driven systems are too old to be effective. Nonetheless, they have the potential to provide better insight into the rational structure of enterprise architecture frameworks. Bommel et al (2006) use the rules of the TOGAF network to analyze two examples and conclude that, even if certain formulations lead to redundancy, they should not be discarded, not to distort the EA picture. Buckl, S., Ernst, A.M., Matthes, F., Ramacher, R. & Schweda, C.M. (2009). Using enterprise architecture management patterns to complement TOGAF. EDOC. Designing enterprise architecture models is not an easy task. Compatibility of various frameworks presents another issue. In this article, the authors discuss and evaluate the TOGAF architecture framework and its relation to architecture development method. The results show how TOGAF can complement EA management and provide the basis for resolving EA related concerns. Carraro, G. & Chong, F. (2006). Software as a Service (SaaS): An enterprise perspective. MSDN Microsoft. Retrieved from http://msdn.microsoft.com/en-us/library/aa905332.aspx Carraro and Chong provide a detailed description of the Software as a Service model of enterprise architecture. The benefits and considerations for embracing SaaS are discussed. The article sheds light on how SaaS affects information technologies and how to become a SaaS provider. The article is an excellent source of information about SaaS and become the starting point in the analysis of SaaS applications and frameworks. Chase, N. (2006, February 14). Introducing The Open Group Architecture Framework (TOGAF), Part 1: Understand TOGAF and IT architecture in today’s world. Retrieved July 26, 2011, from IBM.com: http://www.ibm.com/developerworks/library/ar-togaf1/ The article is a comprehensive review of the TOGAF framework and its applicability in contemporary business environments. The author begins with defining IT architecture and its role in the development of business. A brief description of TOGAF is provided. The researcher explores possible changes in TOGAF in the nearest future. The article can support IT professionals in their search for the best EA solution. Ekarta. (2010). Re-engineering applications for SaaS enablement. Ekarta. Ekarta created this white paper to move the SaaS vision closer to businesses and let them understand what it takes to implement SaaS solutions. This paper is a set of recommendations businesses should follow, as they are trying to implement SaaS. The paper includes an overview of SaaS, its vision, enablement roadmap, and even application delivery and support. The paper can become a good practical solution to the issues faced by businesses in the process of implementing SaaS. Ertaul, L. & Sudarsanam, R. (2005). Security planning using Zachman framework for enterprises. Proceedings of EURO mGOV 2005. In this article Ertaul and Sudarsanam provide an excellent account of how the Zachman framework can assist in organizing management architectures and environments. The authors provide ideas to use the Zachman framework in designing various enterprise systems. Implications for e-governance are provided. The paper is a useful source of information about the Zachman framework and the ways it can be applied in practice. Frankel, D.S., Harmon, P., Mukerji, J., Odell, J., Owen, M., Rivitt, P. & Rosen, M. (2003). The Zachman framework and the OMG’s model driven architecture. Business Process Trends, September, 1-14. Managers constantly seek to manage their organizations more effectively. The Zachman framework has the potential to enhance the interoperability of various organizational constituents. The authors of this article discuss how to apply the Zachman framework to the Model Driven Architecture and emphasize what aspects of the Zachman framework are the most important while working with MDA. The authors conclude that those with good knowledge of the Zachman framework will face no difficulties while working with MDA. The article can serve as guidance to those, who seek to realize their EA ideas through MDA. Ganesan, E. & Paturi, R. (2008). Building blocks for enterprise business architecture. SETLabs Briefings, 6(4), 3-15. In this paper, Ganesan and Paturi discuss various EA frameworks and provide a comparative analysis of various EA elements used in business practice. Since most EA models currently rely on the Zachman framework, the authors use its aspects and elements to compare across a variety of EA models. Goth, G. (2008). Software-as-a-Service: The spark that will change software engineering? IEEE Distributed Systems Online, 9(7), 1541-43 The author describes the SaaS as guide and orientation in the future development of EA frameworks. According to Goth, SaaS can readily become a catalyst for interative and interactive software development. With this in mind, IT developers can adjust their demands and capabilities to the future opportunities provided by SaaS. Hay, D.C. (2000). A different kind of life cycle: The Zachman framework. Essential Strategies. Retrieved from http://www.essentialstrategies.com/documents/zachman2000.pdf The Zachman framework remains one of the most popular instrument of enterprise architecture design. In this article, David C. Hay reviews the Zachman framework through the prism of the system development life cycle. A detailed overview of the Zachman framework is provided and its implications for system development life cycle are discussed. The content can be extremely useful for understanding the effects of the Zachman framework on the SDLC. Hundley, R.O. (2003). The global course of the information revolution: Recurring themes and regional variations. Rand Corporation. This book is a general observation of the information revolution and its progress. The book includes predictions as for the possible changes in information systems in the next 10-15 years. The book may have little value for IT professionals but can be used to assess the link between globalization and information development and its effects on the social and cultural progress. Hutchinson, C., Ward, J. & Castilon, K. (2009). Navigating the next-generation application architecture. IT Pro, March-April, 18-23. Like many others, this article is an attempt to look into the future of information technologies. The article includes a brief discussion of enterprise architecture frameworks, all of which are the products of technology convergence and the creation of service-oriented applications. The article can help IT professionals to assess and adjust to the future changes in IT. IBM. (2011). IBM Cloud Service Provider Platform. IBM. Retrieved from http://www.ibm.com/smarterplanet/us/en/communication_technology/nextsteps/solution/P933256J94131O62.html This white paper provides a brief but dense description of the IBM Cloud Service Provider Platform. The goal of the white paper is to delineate the main benefits and specifics of the discussed platforms. This information is crucial to the development of new enterprise solutions. The IBM Cloud Service Provider Platform is specifically tailored to meet the needs of enterprises and enhance the compatibility of various enterprise architectures and their separate elements. Oliver, M. (2005). Building the architecture for SaaS. Cloudbook Profile. Retrieved from http://www.cloudbook.net/resources/pdf/building-the-architecture-for-saas.pdf The SaaS is not enterprise architecture in its fullest sense but merely a basis for developing effective enterprise architecture solutions. In this article, the most important elements of SaaS and their implications for enterprise architecture are discussed. The author claims that, while SaaS has the potential to reduce costs and improve systems agility, IT professionals must also consider what vendor solutions best support the desired future state. These are enterprise architects who must pay more attention to the current applications they are using and create a big picture of SaaS implementation for the benefit of the organization. OpenGroup3. (2011). Welcome to TOGAF™ -- The Open Group Architecture Framework. Retrieved July 25, 2011, from http://pubs.opengroup.org/architecture/togaf8-doc/arch/ This paper is a brief and comprehensive overview of the TOGAF framework and its implications for enterprise architecture creation. The paper includes (a) a dense introduction into the basic concepts behind EA and TOGAF; (b) a sophisticated description of TOGAF; (c) a discussion and description of the TOGAF foundation architecture; and (d) a discussion of the techniques and tools to be used in the TOGAF framework. The paper provides perfect information regarding the role of enterprise architectures in enterprise development and the utility of TOGAF. Oracle. (2010). Achieving the cloud computing vision. An Oracle White Paper in Enterprise Architecture. This is one of Oracle’s white papers concerning cloud architectures and solutions. The paper provides information about the current state of cloud systems and applications, defines cloud computing, and the future state of the IT environment. The impact of governance on cloud computing and a business case for cloud are discussed. The Oracle method of cloud computing provides practical advice for IT professionals working in the field of enterprise architecture. Pacileo, T. (2009). The SaaS effect. The Board Room Advisors, LLC. Pacileo discusses the Software-as-a-Service segment of information technology and justifies its use by organizations. The article includes a brief evaluation of capital, IT operations, and department savings as a result of SaaS implementation. The paper also provides additional information about the benefits of the SaaS model. This information can be of value for organizations in the state of transition from the outdated to new, SaaS-related models of enterprise design. Panetto, H., Baina, S. & Morel, G. (2007). Mapping the IEC 62264 models onto the Zachman framework for analyzing products information traceability: A case study. Journal of Intelligent Manufacturing, 18(6), 679-698. New conditions of environmental and customer regulations impose new demands on businesses. As a result, organizations must acquire additional capabilities to manage their information resources during the entire lifecycle. The authors of the article suggest that the IEC 62264 standards can help to develop and enhance process and product exchange between manufacturing and business levels of one organization. This paper provides a roadmap for using the Zachman framework to meet the IEC 62264 standards. This information can be useful for all organizations using these standards for traceability purposes. Sante, T. v., & Ermers, J. (2009, September). TOGAF™ 9 and ITIL® V3: Two Frameworks Whitepaper. Retrieved July 25, 2011, from http://www.best-management-practice.com/gempdf/white_paper_togaf_9_itil_v3_sept09.pdf This white paper is unique in the sense that it describes both the TOGAF and ITIL EA frameworks to identify processes and functions, where both models of EA overlap. The paper does not describe the models but focuses on the most problematic aspects of both models. The goal of the paper is to help IT professionals see how both models are interrelated and how to benefit from this knowledge. Sjoelin, P. (2010). Enterprise Architecture Frameworks: A comparison of EA 3, OIO and Zachman. Retrieved from http://coherencyarchitect.com/2010/05/07/enterprise- architecture-frameworks-a-comparison-of-ea-3-oio-and-zachman/ The paper offers a brief comparison of different EA frameworks: The Zachman framework, the OIO IT architecture framework, and the EA 3 Cube. The author concludes that all three frameworks are located within one and the same paradigm and, for this reason, are perfectly compatible. Therefore, the main task is to choose the right combination of EA framework, to enhance the quality of EA solutions and models. Synverse Solution Team. (2009). Enabling enterprise to SaaS: From conceptualization to implementation. Synverse Solution Team. That globalization transforms information technologies cannot be denied. SaaS models exemplify a new generation of enterprise architecture models, which deliver tangible business benefits but also create vulnerabilities. In this paper, how to translate the SaaS from a concept into a practical solution is discussed. The paper creates a roadmap for the implementation of SaaS models, leading to a profound positive change. The paper is extremely useful for the analysis of SaaS challenges and ways to address them. Any organization in search for the best EA model. Stern, S. (2011). The business drivers of Software as a Service (SaaS): key issues for public sector executives. Stern Consulting. What drives the implementation of SaaS models is not always clear. This article tries to answer this question. Since SaaS is becoming more popular, organizations must evaluate their capabilities and resources and potential effect of SaaS on various organizational processes. The paper defines SaaS and the main business drivers behind SaaS implementation. This information can provide valuable insight into the use and effectiveness of SaaS in various business models. The Open Group 2. (2011). Welcome to TOGAF® Version 9 "Enterprise Edition". Retrieved July 22, 2011, from http://www.opengroup.org/architecture/togaf/ Despite the growing popularity of the TOGAF framework, not everyone understands how to implement it. The article shed light on main features and benefits of TOGAF version 9 “Enterprise Edition”. TOGAF and Version 9 of the TOGAF framework are discussed. The issues pertaining to TOGAF certification are discussed. Reasons why certification is essential are included. This article can become a valuable supplement to the current knowledge of enterprise architecture. The Open Group. (2011). Introduction. Retrieved July 25, 2011, from http://pubs.opengroup.org/architecture/togaf8-doc/arch/chap01.html This paper is a brief and comprehensive overview of the TOGAF framework and its implications for enterprise architecture creation. The paper includes (a) a dense introduction into the basic concepts behind EA and TOGAF; (b) a sophisticated description of TOGAF; (c) a discussion and description of the TOGAF foundation architecture; and (d) a discussion of the techniques and tools to be used in the TOGAF framework. The paper provides perfect information regarding the role of enterprise architectures in enterprise development and the utility of TOGAF. TOGAF. (2011). TOGAF as an Enterprise Architecture Framework. Retrieved July 26, 2011, from http://www.togaf.info/togaf8/chap02.html TOGAF is a popular instrument of building enterprise architecture solutions. In this white paper, the role of TOGAF in building enterprise architecture is discussed. The relationship between TOGAF and architecture governance is evaluated. TOGAF compatibility with other models and frameworks can help enterprise architects choose the best and most appropriate combination of EA models. Urbaczewski, L. & Mrdalj, S. (2006). A comparison of enterprise architecture frameworks. Issues in Information Systems, VII(2), 18-23. Enterprise architecture comprises and reflects all software development processes within one enterprise. A number of enterprise architecture frameworks are being actively used today. In this study, Urbaczewski and Mrdalj discuss and compare several enterprise architecture frameworks, including the Zachman framework, the Federal Enterprise Architecture Framework, and the Open Group Architectural Framework (TOGAF). The results of their study can serve as guidance in the development of complex enterprise architecture systems. Vail, E. (2002). Causal architecture: Bringing the Zachman framework to life. Ptech, Inc. This paper presents a unique view on the Zachman framework and the way in which it can be successfully integrated with other enterprise systems. An overview of the Zachman framework is provided. The author defines the criteria of optimal performance and causal mapping to the Zachman framework. The paper can be used in the development of practical solutions to enterprise architecture implementation issues. Velev, D. G. (2010). Current and future state of the SaaS business models. Economic Alternatives, 1, 44-51. This article is a comprehensive review of the SaaS model, its current and future state. The definition and methods of implementing SaaS are described. The author outlines the main SaaS business models and presents different stages of the SaaS evolution in enterprises. The article summarizes the main benefits of the SaaS model and outlines future tendencies in SaaS use and implementation. All this information adds to the current knowledge of SaaS and can enhance the efficiency of SaaS implementation by enterprises. Vizard, M. (2011). Consolidation of SaaS platforms in the cloud begins. IT Business Edge. Retrieved from http://www.itbusinessedge.com/cm/blogs/vizard/consolidation-of-saas-platforms-in-the-cloud-begins/?cs=47999 In this brief article, consolidation of SaaS platforms and its implications for clouding are discussed. The fact is that enterprises run different applications, from different vendors, which raise the issue of their compatibility. The author writes that cloud computing is one of the best and most reliable ways to consolidate various applications and create a single, well-integrated enterprise system. The YouSendIt service is not the final solution to the issue of consolidation, but it can become a starting point in the development of consolidated enterprise frameworks. Walker, M. (2007). Integration of enterprise architecture and application portfolio management. MSDN Microsoft. Retrieved from http://msdn.microsoft.com/en-us/library/bb896054.aspx Again, Mike Walker describes the issue of consolidation and integration of enterprise architecture and application portfolio management. The article includes an overview of application portfolio management and a discussion of synergies between APM and enterprise architecture. This paper is the source of unique ideas about enterprise architecture and APM. These ideas can be used by enterprise architects to enhance their organizational development and speed up strategy development. Zachman, J.A. (1987). A framework for information systems architecture. IBM Systems Journal, 26(3), 276-292. This article is probably the first attempt to create and delineate the main aspects of the Zachman framework. Here, Zachman makes a bold suggestion that with the growing complexity of information systems, new logical constructs for defining and controlling system interfaces have to be created. Here, Zachman uses disciplines disconnected from information systems, to create a new architecture framework. This article creates the basis for enhancing enterprise architecture frameworks but does not offer any strategic planning methodology. Zachman, J. (1993). Concepts of the framework for enterprise architecture. Zachman International, Inc. John Zachman’s Concepts of the framework for enterprise architecture is one of the seminal works in the enterprise architecture field. The paper discusses the fundamental aspects of the Zachman framework. Zachman calls his network “a generic classification scheme for design of artifacts”. These ideas can be used as the starting point in the development of complex enterprise architectures. Zachman, J. (1996). Enterprise architecture: The issue of the century. Zachman International, Inc. This paper is a brief insight into the philosophy of enterprise architecture. Zachman unfolds the secret behind his EA model’s success. The framework and the issue of granularity are discussed. Zachman suggests that enterprise architecture is gradually coming into its own, which means that enterprise architects must pay particular attention to changes in the philosophy of EA models and designs. Read More