Reference architectures enterprise architecture uwit wiki. Essential achieves this by focusing on enterprise architecture excellence while making it accessible to all. The program management office typically has a strategic planning role that evaluates the strategic benefit, risk and cost associated with programs and projects. Architecture principles need to be made much more effective because in them lies the added value of working with enterprise architecture. Enterprise architecture documents, as depicted in fig. It is common to have sets of principles form a hierarchy, in that segment principles will be informed by, and elaborate on, the principles at the enterprise level. Patternoriented approach for enterprise architecture. Serves as the blueprint for individual application. Reuse before buy, before build statement business applications, system components and data will be reused wherever possible, purchased as commodity solutions if necessary and only built if there is a unique requirement that cannot otherwise be fulfilled. Enterprise architecture policy university of southern.
Support of more concepts and frameworks is not necessarily better minimally, there should be support for the principles and guidelines business concepts application and information concepts. Enterprise architecture ea is a welldefined practice for conducting enterprise analysis, design, planning, and implementation, using a comprehensive approach at all times, for the successful development and execution of strategy. The key to togaf is the architecture development method adm a reliable, proven method for developing an it enterprise architecture that meets the needs of your business. Technology architecture identifies technology principles and defines the technology platforms and. There are some big efforts, like discovering and naming the core underlying issues that are driving decisions in an organization, and setting principles to. Each principle will contain a definition, rationale and implications. Pilot new applications and services statement build a prototype, test it with users and learn from it. As with any complex topic it is best explained with pictures. They describe the big picture of the enterprise within the context of its technology intent and impact on the institution. The open group architecture framework togaf is a framework a detailed method and a set of supporting tools for developing an enterprise architecture. University enterprise architecture guiding principles. It has been around since the 1980s, when for the first time computers were connected in networks, and the already serious and unsolved problem of the complexity of. Successful ea teams provide cxos, business and it stakeholders with the insights they need to make informed decisions and take action.
Purpose this directive establishes the department of homeland security dhs policy on enterprise architecture ea and defines related roles and responsibilities for ensuring compliance with legislative and executive level guidance on ea. Reciprocally, the enterprise architecture provides direction and boundaries for development of epas segment and solution architectures. Education enterprise architecture, or eea, is a strategic framework that can provide the structure, plan and processes to achieve an education agencys vision and goals by aligning its business and program side with information technology it. May 18, 2018 highest level guidelines for governance of the enterprise architecture. Enterprise data architecture principles for highlevel. Architecture principles are regarded as a specific class of normative principles that direct the design of an enterprise, from the definition of its business to its supporting it. Purpose this directive establishes the department of homeland security dhs policy on enterprise architecture ea and defines related roles and responsibilities for ensuring compliance with. Architecture can be defined as the fundamental organization of a system and the principles governing its design and evolution ieee 2000. The mdg technology file created by the wizard is an xml file that enables enterprise architect to recognize the stereotypes, diagrams, toolboxes, model templates discussed later in this article and. Our research ontologically distinguishes between principles from nonprinciples, proposes a validated set of metaprinciples, and clarifies principles application. The va enterprise architecture va ea website provides a portal to a wealth of valuable information that describes the department of veterans affairs va business operations, capabilities, systems, services, and the it capabilities that serve them.
Purpose this guideline provides an overview of the document structure of the department of health enterprise architecture, an index to its contents and a consolidated definitions table. They reflect a level of consensus among the various elements of the enterprise, and form the basis for. This reference architecture, including design and development principles and technical templates and patterns, is intended to reflect these core values. Enterprise architecture applies architecture principles and practices to guide organizations through the business, information, process, and technology changes necessary to execute their strategies. Enterprise architecture management is the instrument with which to run the household. Enterprise architecture principles are high level statements of the fundamental values that guide business information management, information technology it decisionmaking and activities, and are the foundation for both business and it architectures, standards, and policy development. Pdf architecture can be defined as the fundamental organization of a system and the principles governing its design and evolution ieee 2000. Enterprise architecture management and its role in it. Defines the strategy of business, governance, organization, and key business processes within an enterprise and focuses on the analysis and design of business processes. Pdf enterprise architecture principles in research and practice. They provide a foundation for both business and it architectures, standards and development policies. It may be used freely by any organization wishing to develop an enterprise architecture for use within that organization.
Technology architecture identifies technology principles and defines the technology platforms and the distribution of data and applications. The roles of principles in enterprise architecture h. This document will be updated as needed or at least annually. Queensland government enterprise architecture framework 2. Ea guiding principles enterprise architecture guiding principles help define the criteria by which technology and services that span or impact the enterprise are managed, acquired, designed and configured. Enterprise architecture principles provide a means to direct transformations of. Enterprise architecture is an attempt to span this divide. The term enterprise in the context of enterprise architecture can be applied to either an entire enterprise, encompassing all of its business activities and capabilities, information, and technology that make up the entire infrastructure and governance of the enterprise, or to one or more specific areas of interest within the enterprise. Enterprise data architecture principles for highlevel multi. These practices utilize the various aspects of an enterprise to identify, motivate, and achieve these changes. Strategic goals ea principles strategic plans programme plans project people network strategy planner design authority labs business views. The latter states the greater the effort to accomplish a task, the less likely the task will be accomplished successfully.
Ea applies architecture principles and practices to guide organizations through the business, information, process, and technology changes necessary to execute their organization. Introduction enterprise architecture principles are high level statements of the fundamental values that guide business information management, information technology it decisionmaking and activities, and are the foundation for both business and it architectures, standards, and policy development. Rationale it is impossible to accurately predict everything upfront. Views concerned with the strategic direction of your enterprise architecture, governance and the people required to implement the ea. A comparison of the top four enterprisearchitecture. Data architecture principles enterprise architecture. The universitys vision uses enterprise architecture to provide a holistic view of the processes, data, application systems and technology infrastructure that exists. This activity ensures that best practice and expertise in enterprise architecture, including frameworks and development approaches, are considered during the development or refinement of the enterprise architecture policy and supporting documents. Architecture framework design with enterprise architect. Aug 23, 2019 page information resolved comments view in hierarchy view source view scaffolding xml export to pdf. Jun 11, 2015 enterprise architecture guiding principles are highlevel definitions of the fundamental values to guide business information and technology it decisionmaking activities. Enterprise architecture principles ea principles v2. Enterprise architecture principles align information system uses and development with the. Enterprise architecture principles are a set of guidelines to be applied to increase the consistency and quality of technology decision making.
Architectural principles overview an it architectural principle is defined as an enduring rule that governs the architectural design attributes and direction of a system or an overall enterprise. Key concepts in enterprise architecture include concerns, principles, models, views and frameworks. Enterprise architecture framework it services enterprise architecture framework. The most cited definition that of ansiieee std 14712000. Agile enterprise architecture, with or without agile development methods based on actual experience enterprise architecture is the discipline of managing the complexities of the businessit landscape. Maximising the value and benefits of enterprise architecture. Purpose of this document this document details the enterprise information technology it architecture principles for the state of ohio. Guide to the evolving enterprise architecture body of. Queensland government enterprise architecture foundation. While design representation issues like metamodeling and notations have been intensely discussed in enterprise architecture ea, design activity issues are often neglected. The it architectural principles in this document capture the highlevel enterprise architecture strategy of the state of ohio and guide the information technology.
Understand enterprise architecture with these 7 simple. Enterprise architecture applies architecture principles and practices to guide organizations through the business, information, process, and technology changes. Architecture principles the cornerstones of enterprise architecture. Greefhorst3 1 public research centre henri tudor, luxembourg 2 radboud university nijmegen, nijmegen, the netherlands 3 archixl, amersfoort, the netherlands abstract. Enterprise architecture and gather detailed enterprise architecture success scenarios and frameworks. Without some means of control, such changes are bound to lead to an overly. Purpose of principles principles are statements of direction that provide a foundation for decision making in the selection, implementation and evolution of the universitys information systems. No accepted definition of enterprise architecture principles has emerged yet. Essential is the ea tool built by award winning enterprise architects. It enables you to design, evaluate, and build the right architecture for your organization.
The roles of principles in enterprise architecture archixl. The enterprise architecture office needs to work closely with the program management office or its equivalent. Enterprise architecture ea is a rapidly evolving but still immature discipline. The purpose of this document is to define the it architecture principles by business, data, application, technology and security domains. To effectively translate business strategies, goals and priorities to it. Enterprise architecture, to my mind, is the reengineering of the enterprise in a way similar to that of sculptor chiseling out a form, say human form, and providing stability as well as grandeur.
While most of these concepts have received am ple attention. Enterprise architecture is a business strategy which captures, documents, classifies and analyses all aspects of the enterprise in order to make the information relevant for decision makers, including business. The va ea high level operational concept graphic depicts an efficient and integrated. Enterprise architecture principles university of saskatchewan. Enterprise architecture principles enterprise architecture principles. Architecture principles govern the architecture process, affecting the development, maintenance, and use of the enterprise architecture. Data is a strategic enterprise asset collectively owned by. Principles have always played an important role in civil engineering, a professional. The diagram at the end of this document shows how and when to engage with the enterprise. Mar 04, 2015 ea principles are shared, longlasting beliefs that guide the use of it in constructing, transforming, and operating the enterprise by informing and restricting targetstate enterprise architecture design, it investment portfolio management, solution development, and procurement decisions. A try before you buy approach validates investment plans, designs and technologies.
Enterprise architecture policy enterprise architecture guide 1. Oct 04, 2019 the most effective enterprise architects that i have met, and that is a long list, understand that enterprise architecture is an ongoing activity that doesnt fit either category very well. More than that, enterprise architecture seeks to maximize business value from it spending. Capturing and organizing that knowledge will help practitioners advance the discipline by both defining and. The essential project enterprise architecture tool.
This report is an extended and revised version of a paper. The university adheres to an enterprise architecture framework and principles that maximise the digital capabilities of the university. Togaf is an architecture framework the open group architecture framework. Within the broad domain of enterprise principles, it is common to have subsidiary. Framework and concepts the ea tool should support the relevant concepts and frame works relevant for the goal of your enterprise architecture more is less. The roles of principles in enterprise architecture 5 have neutral feelings will increase the likeability of the stimuli. The role of data architecture within the enterprise. Management structure enterprise architect user guide. The practical perspective on architecture principles is concerned with an approach to the formulation of architecture principles, as well as their actual use in. Enterprise architecture ea is the practice of conducting enterprise analysis, design, planning, and implementation using a holistic approach for the successful development and execution of strategy.
Queensland government enterprise architecture foundation principles version 1. The results show that there are various gaps in the research litera ture. Data architecture principles the general data related rules and guidelines, intended to be enduring and seldom amended, that inform and support the way in which an organization sets about fulfilling its mission. Information technology related enterprise architecture.