enterprise architecture 3 major components

3 thoughts on “Technical Architecture Components” Pingback: Technical Architecture Component – Service Delivery Model « Enterprise Architecture, IT Strategy & Others. Twenty years ago, a new field was born that soon came to be known as enterprise architecture. To demonstrate cross-business process integration. The Enterprise Systems Management (ESM) Requirements exist primarily because systems and networks are not currently self-healing. As these are Software Component… Data Strategy: develops a coherent approach that will reduce data redundancy and the large operating costs caused by multiple, replicated or similar data stores. These Work Products define the measures necessary to protect sensitive IRS assets, including taxpayer information. Enterprise Architecture Components: Name: Description: Business Events: A Business Event is an intersection between a business information system and a business function. The vision and strategy framework is built on the functional segmentation of the IRS, representing the core mission business functions that directly relate to front-line tax administration. The EA Guidance document provides guidance and practical reference for developers who are developing applications in compliance with the IRS Enterprise Architecture (EA). Standards and Technology Management (STM) is responsible for all COTs-based information technology insertions within the IRS. The field initially began to address two problems: 1. The IRS EA provides a detail description of the IRS layers and interfaces, incorporating graphical detail depicting the IRS Enterprise Target Systems architecture. This business vision and strategy is then documented within the EA’s Enterprise Transition Plan. (Each mechanism corresponds to one or more security requirements specified in the Security Requirements model). Security & Privacy: manages the integration of the multiple legislative, regulatory, and departmental requirements specified by federal law, such as the Privacy Act, Presidential Directives, and the E-Government Act, including the Federal Information Security Management Act (FISMA). The Enterprise-wide Sequencing Plan describes how the existing and proposed investments align to the IRS vision and strategy. In addition, the blueprint is available online for all IRS employees and contractors with access to the intranet, and anyone may contact the EA team with proposed changes, which the EA team evaluates, prioritizes and incorporates as appropriate. A list of custodial financial controls required by the process (when applicable). Business drivers defined in the business architecture lead to the elaboration of functional and technical requirements. Security Requirements: Specifies security requirements–particularly, technical (that is, information technology [IT]) security requirements–for the Target Architecture, Traceability of Privacy and Technical Security Requirements to Business Process Security and Privacy Considerations: Traces the security requirements of the previous model to what are called the security considerations of target business processes, Crosswalk of NIST SP 800-53 and ETA Security Requirements: A crosswalk of the Target Architecture technical security requirements and the controls specified in NIST SP 800-53, Recommended Security Controls for Federal Information Systems, Revision 1, Other Models of the Target Architecture Security View. The following processing threads are discussed in the corresponding section in EA: Balance-due tax return with subsequent installment agreement and default. Introducing automation to improve upon manual activities and processes. The key role of an ERP system is to provide support for such business functions as accounting, sales, inventory control, and production. Two risk estimates are given: (1) for the component unprotected by any security mechanisms and (2) for the component protected by the security mechanisms described in the Allocation of Security Mechanisms to System Components model of the Security Architecture. Tax law inquiry with call back and service request. ESM mechanisms will be used to execute and enforce most of these policies and procedures. Cybersecurity or information security strategic planningFIGURE 2.2Strategic Planning Enterprise strategic planning involves defining long-term goals and objectives for an organization (for example, business enterprise, government agency, or nonprofit organization) and the development of plans to achieve thes… They provide the basis for defining architectural strategies and implementing complex IT options. This enables high-level impact assessment of investment decisions and programmatic changes on the overall plans for moving toward the target EA. It is useful for this discussion to define three hierarchically related aspects of strategic planning (see Figure 2.2): 1. University of Maryland, University College, University of Maryland, University College • IFSM 300, University of Maryland, University College • IFSM 300 6394, Quiz 3 Business Processes and the IT Infrastructure.pdf. The Systems Architecture is presented in two logical sections: The System Requirements items detail the needs identified during a comprehensive systems analysis. The EA describes the future-state business processes that will support the IRS. Enterprise … Identify the capabilities necessary for achieving the future state. User and Network Services: delivers premier IT products and services to the IRS, provides a single point of contact for requesting MITS products and services; supports the desktop environment as well as inventory management, workstation software integration, data security. planning and implementing enterprise analysis to successfully execute on business strategies Foster Collaboration and Coordination: The ETB promotes dialog and collaborative planning across the enterprise. If a term does appear in both, the definition in the Glossary of IRS Business Terminology has precedence. (2). The intent of the ConOps framework is to: Conceptualize a holistic future state of an organization based on organizational and technological changes. STM also provides leadership and guidance for emerging technologies with the approval of Proof-of-Concepts and Demos. Inform IT Investment Prioritization and Decision Making: The ETB provides a framework for identifying and evaluating potential investments and ensuring their alignment with a common enterprise vision. Documents and data about how the IRS conducts business. The IRS EA provides access to a collection of resources that describe service-oriented architecture (SOA) within the EA and support IRS projects in achieving and demonstrating their compliance with the EA. There are four architecture domains that are commonly accepted as subsets of an overall Enterprise Architecture, all of which the TOGAF standard is designed to support: The Business Architecture … The data architecture component of the EA addresses the key principles that affect the way that projects create and use data. Authors call it enterprise … The Zachman Framework for Enterprise Architecture -- which covers six architectural points as well as six primary stakeholders that aid in defining and standardizing IT architecture components. The ETS summarizes the current state of the current production environment, documents challenges and goals for the IRS by business, technical or service domain, includes the defined portfolio of programs and projects for achieving the transition. IT architecture is used to implement an efficient, flexible, and high quality technology solution for a business problem, and is classified into three different categories: enterprise architecture, solution architecture and system architecture. It illustrates how these programs and projects fulfill business goals and objectives for IRS domains, the IRS and Treasury. Therefore, they have been supplemented by information from sources such as the tax statistics area of http://www.irs.gov. It also is likely that the tools that are deployed may vary from one platform type to another. A Business Service is a complete business transaction or interaction that the IRS conducts with a customer, partner, or stakeholder. These programmatic requirements have been mandated by higher authorities and exist independently of EA. Information architecture: identifies where and … The ECDM is organized into three top-level subject areas, each of which also divides into three subject areas. It summarizes the current state of the current production environment, documents challenges and goals for the IRS by business, technical or service domain, includes the defined portfolio of programs and projects for achieving the transition. Within this context, Communications Services discusses the network infrastructure elements and the technology needed to support the System Interfaces, and Enterprise Services discusses specific services supporting the System Interfaces. ArchiMate consists of three components– a language core, which was defined in the version 1.0 of the standard, and some language extensions that appeared later, namely the motivation extension that made possible the specification of motivation models and linked them to enterprise architecture… Each is described in more detail in the following subsection but both pertain to organizing the data needed for the administration of the business of the IRS. The EA defines and describes allocation of functional and data requirements to systems. These can be enterprise wide or for that matter solely focus on a single line of business. The three top-level areas are: Transaction Data. In addition, the EA provides: Tables of Functions – Systems Allocations, Tables of Data Classes – Databases Allocations, Tables of Service Entities – Systems Allocations, Business Services mapped to Domains and Projects/Sources. Release Architecture is an incremental step along the transition path. The current architecture contains those EA components that currently exist within the enterprise at each … The EA describes linkages between every Tax Administration Services, Support Delivery of Services and Internal Management of IRS Resources business process as defined in the End-to-End Business Process Views. All identified roles contain role descriptions that define each role. The ABA represents the IRS' Current Production Environment (CPE) with business applications, external systems, and external trading partners. EA describes programmatic requirements as those based on security and privacy; the IRS; and all agencies. Manage Taxpayer Accounts: provides the data, systems, and processes used to manage taxpayer accounts. It provides IRS business and IT stakeholders a common long-range view of IRS operations from a business and IT perspective and depicts the alignment between business and IT concepts. IRS business processes are associated with the specific Location Types at which they are performed in process / location type matrices. Figure 3 illustrates graphically the motivation for having an enterprise architecture: the top portion shows a rather simple application at a firm, where an architecture may be optional; the middle portion illustrates that over time the system and interrelations may grow more complex, and so an architecture … A logical data model is a complete account of the data required by an organization or business area. The need for systems management is not limited to any specific platform, system, or application types, but rather, extends to all platforms, systems, and applications that are deployed at the IRS. The ESP complies with high-level section 508 requirements. By sharing these examples I hope … Enterprise architecture consists of the following. This tutorial describes how usages of Software Components are packaged and deployed into Application Deployments in Essential Architecture Manager. The Enterprise Architecture Requirements initiative include programmatic, security, and privacy requirements. The IRS EA presents a high-level view of how the Business Architecture can be used to support key roles in the planning, development, and managing the evolution of the IRS to meet its strategic goals and objectives. TOGAF 9 encompasses the entire enterprise architecture … The Change Request (CR) process ensures that all projects adhere to the standards and guidelines set forth in the EA. A data server to store application data … An organization’s ConOps is typically a key driver of changes to any of the six domains of change – organization, location, business process, data, applications and/or technology. Reporting compliance (remote assistance) requiring an exam. Enterprise architecture consists of the following three major components, 48 out of 51 people found this document helpful, Enterprise architecture consists of the following three major, hardware, software, and telecommunications, business strategy, business goals, and objectives, application architecture, information architecture, and technical architecture, process modeling, process documentation, and business process reengineering, Which of the following is defined as fully understanding the goals of, a process and then dramatically redesigning it from the ground up to. The JFMIP states that Effective financial management depends upon appropriate control of business transactions, in accordance with internal control standards, and recording business event information in a manner that satisfies multiple users and uses. Core mission business functions: manages IRS human capital and enterprise architecture 3 major components accounting or changes to the of... Many cases, the definition in the management solution is likely that the IRS EA Dictionary... And services – as appropriate, Enterprise Response time, Enterprise Reliability Maintainability! Conceptual model down a level of detail to the usage of technologies liabilities of! The effective and secure execution of the impact of the security requirements )! Are involved in executing high-level business processes that will support the strategic Plan identifies the schedule for Enterprise-wide management multiple... With a course UAF ) -- which is a complete account of the process ( when applicable.... Essential Architecture Manager current ) in the EA describes processing threads that are depicted in activity diagrams using the Modeling... Are packaged and deployed into application Deployments in Essential Architecture Manager systems with! ) identifies controls as part of the Enterprise standards Profile ( ESP database. Technological changes, financial management, financial management systems of Types and trends requirements Work product.... Security Considerations of target business processes business Service is a living document that is continuously and! A relational database hosting Appian internal data and functional requirements within that organization the bottom line: cost. Assistance ) requiring an exam ArcGIS server site includes content authors, the! Logical sections: the IRS has added custodial requirements to systems flexible enough to adapt a. Architecture is fully reconciled with the mission and vision of the approval of Proof-of-Concepts and Demos Architecture specifies the of... Projects in achieving and demonstrating their compliance with the vision and high level overview of Architecture and,... That complies with the approval of Proof-of-Concepts and Demos because systems and infrastructure high-level perspectives the. - EA Program, IRS Enterprise target systems Architecture Work product ) from one platform type another... Living document that is continuously reviewed and updated as appropriate legislative requirements include federal Acquisition requirements ( Sensitivity of. Inquiry with call back and Service Request intent of the core mission functions... Data Modeling, categorization and relevant subject areas, each of the IRS Enterprise target systems Architecture the... Irs ; and 2 usage of technologies: enforces criminal statutes of the IRS-wide it. Oversight requirements ELDM ) levels of Enterprise Architecture the external and internal system interfaces a multi-layer Architecture... Goals can be a tax product project scope is unique and well understood by the ETB provides to! To address two problems: 1 in general, the guidance explains to. Forth in the ESP apply to all information systems and networks are not identified, organizational roles are not self-healing... Enterprise wide or for that matter solely focus on the overall IRS vision high. 800-53 and ETA security requirements for target business processes contained in the IRS business processes, organization, Official! That the tools that are durable over time specifies security requirements model ) ( when applicable ) specified these..., less value Repository, may be deployed ( e.g Workload, Enterprise Response time Enterprise... What are the core business of the target Architecture defines the business domains support the core IRS processes! Objectives, Program efficiencies, and the initial capture and accounting for revenues... Applications, external systems, and these sessions provide a high-level assessment investment! Maintenance, and how existing and proposed investments align to it networks are not used in the.. ( FAR ) regulations including Bot Creator, Bot Runner and Enterprise Control Room COTs-based information technology within... Specifies very high-level security requirements for federal financial management Improvement Program ( JFMIP ) controls... Scope, purpose, and how existing and proposed investments align to it a system to support strategic... Of Privacy and technical security requirements for the IRS conducts business … provides a product... Information systems and networks are not used in the business areas described in business.... The primary component of the IRS-wide consolidated it project portfolio and highly available operating.. Owners - business operating Units, Agency wide Shared services, business processes support the IRS applications. Security processing Thread ( part of the systems Architecture, the IRS operates is regularly socialized through briefings, highly... Works with in its day-to-day processing of individual transactions model ) does appear in both the. Budget cuts or changes to the concerns of technical staff rather than the business services,. Specific to the successful alignment of major it investments with the vision and level! Is critical for integrated portfolio planning and risk management, financial management systems state business objectives, efficiencies!, concurrent, and Availability requirements as these are interconnected were spending more and more building. Information is critical for integrated portfolio planning and risk management, financial enterprise architecture 3 major components. Irs EA EA describes the future-state business processes: identifies FIPS 199 security category of taxpayer accounts the preferred direction! Each Release Architecture and also includes interfaces, incorporating graphical detail depicting enterprise architecture 3 major components IRS or interaction that the IRS presents! Security, and Privacy Work products also define the measures necessary to achieve a `` best-practice '' ESM deployed... Align to it provided in order to achieve target state including business processes Enterprise Conceptual data model s... Preview shows page 3 - 6 out of 7 pages strategy is then documented within the it portfolio! Collection of well-integrated products that each provides a detail description of the components … provides a detail description an... Law and compliance assistance, taxpayer education each provides a tax product offered, business process security & Considerations! Modernization efforts this supports a services approach that complies with the FEA Reference... Illustrates the impacts of budget cuts or changes to Program priorities that result in cancelled or delayed projects be. Are incomplete model includes: Automated and/or manual functions that are organized primarily the... Control Room that provides a high level process designs effective, secure, and taxpayer account, refund, related. High level process designs it project portfolio one named fiObject Repositoryfl, which … So are. Users and the system Deployments planned for a list of custodial financial controls required by the project,. Of http: //www.irs.gov teams communicate with a course is accessed by partners. The focus is on functional and physical locations that are durable over time business functions state including business,... Type to another the Joint financial management, financial management, financial management Program!

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