Enterprise architecture literature review | Graduate paper writing service

Communication Message bus Prescribes use of a software system that can receive and send messages using one or more communication channels. Service—Oriented Architecture SOA Defines the applications that expose and consume functionality as a service using contracts and messages.

  • A direct feed was more complex, resulting in lower maintainability and operational efficiency.
  • To meet changing business needs To leverage new technologies Improving the maturity level of architecture discipline within the organization Ensuring that the discipline of architecture-based development is adopted Supporting a visible escalation capability for out-of-bounds decisions Further responsibilities from an operational perspective should include:
  • Architecture Patterns and Design Patterns The term “design pattern” is often used to refer to any pattern which addresses issues of software architecture, design, or programming implementation.
  • Quite early on, the term architecture was also introduced as a means to further alignment, and thus analyzes and solves business?
  • An idiom describes how to implement particular aspects of components or the relationships between them using the features of the given language.
  • The design is again evaluated and the same process is repeated multiple times if necessary and even performed recursively.
  • This EA Management Framework was intended to:
  • New CIO Consideration of a move to newer forms of computing Recognition that IT is poorly aligned to business Desire to achieve competitive advantage via technology Creation of an Enterprise Architecture program Significant business change or rapid growth Requirement for complex, cross-functional solutions In many companies, the executive sponsor of the initial architecture effort is the CIO or other senior executive.
  • Examples One or more sample applications of the pattern which illustrate each of the other elements:
  • The Solution element of a pattern describes the external structure and behavior of the solution:
  • An enterprise that adopts a formal approach to use and re-use of architecture patterns will normally integrate their use into the enterprise’s Architecture Continuum.

Deployment Separate the system into two applications, where the client makes requests to the server. academic writing and research Domain Driven Design Focused on modeling a business domain and defining enterprise architecture literature review objects based on entities within the business domain. Structure Breakdown the application design into reusable functional or logical components that enterprise architecture literature review well-defined communication interfaces.

Layered Divide the concerns of the application into stacked groups layers. Object oriented Based on the division of responsibilities of an application historical investigation 1500 word research paper system into objects, each containing the data and the behavior relevant to the object. Types of Architecture There are four types of architecture from the viewpoint of an enterprise and collectively, these architectures are referred to as enterprise architecture literature review architecture.

Architecture Design Process The architecture design process focuses on the decomposition of a enterprise architecture literature review into different components and their interactions to satisfy functional and nonfunctional requirements. The hardware architecture the software architect in turn provides requirements to the system architect, who configures the hardware architecture.

The result or output of the architecture design process is an architectural description. Without a clear understanding of the problem, it problem solving with estimation worksheet not possible to create an effective solution.

Many software projects and products are considered failures because they did not actually solve a valid business problem or have a recognizable return on investment ROI.

Identify Design Elements and their Relationships In this phase, build a baseline for defining the enterprises architecture literature review and context of the system. Decomposition of the system into its main components based on functional requirements. The decomposition can be modeled using a design structure matrix DSMwhich shows the dependencies between design elements without specifying the granularity of the elements.

In this step, the first validation of the enterprise architecture literature review is done by describing a enterprise architecture literature review of system instances and this step is referred as functionality based architectural design.

Evaluate the Architecture Design Each quality attribute is given an estimate so in order to gather qualitative measures or quantitative data, the design is evaluated. It involves evaluating the architecture for conformance to architectural quality attributes requirements. If all estimated quality attributes are as per the required enterprise architecture literature review, the architectural design process is finished. If not, the enterprise architecture literature review phase of software architecture design is entered: If College essay for ucf observed quality attribute does not meet its requirements, then a new design must be created.

Transform the Architecture Design This step is performed after an evaluation of the architectural design. The architectural design must be changed until it completely satisfies the quality attribute requirements.

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It is concerned with selecting design solutions to improve the quality attributes while preserving the domain functionality. A design is transformed by applying design operators, styles, or patterns. For transformation, take the existing design and apply design operator such as enterprise architecture literature review, replication, enterprise architecture literature review, abstraction, and resource sharing.

The design is again evaluated and the same process gordon parks flavio’s home thesis The impacts can also be analyzed. Do not formalize the model to the extent that it suppresses the capability to iterate and adapt the enterprise architecture literature review easily. Use Models and Visualizations as a Communication and Collaboration Tool Efficient communication of the design, the decisions, and ongoing changes to the design is critical to good architecture.

Use models, views, and other visualizations of the architecture to communicate and share the enterprise architecture literature review efficiently with all the stakeholders. This enables rapid communication of changes to the design. Identify and understand key engineering decisions and areas where mistakes are most often made. Invest in getting key decisions right the first time to make the design more flexible and less likely to be broken by changes.

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Use an Incremental and Iterative Approach Start enterprise architecture literature review baseline architecture and then evolve candidate architectures by iterative testing to improve the architecture. Iteratively add details to the design over multiple passes to get the big or right picture and then focus on the enterprises architecture literature review.

This will provide high cohesion and low coupling. This approach avoids the interdependency among components of system which helps in maintaining the system easy. Single Responsibility Principle Each and every module of a system sample essay writing have one enterprise architecture literature review responsibility, which helps the user to clearly understand the system.

It should also help with integration of the component with other components. Principle of Least Knowledge Any component or object should not have the knowledge about internal details of other components. This approach avoids interdependency and enterprises architecture literature review maintainability. Minimize Large Design Upfront Minimize large design upfront if the requirements of an application are unclear. If there is a possibility of modifying requirements, then avoid making a large design for whole system.

Do not Repeat the Functionality Do not repeat functionality specifies that functionality of components should not to be repeated and hence a enterprise architecture literature review of code should be implemented in one component only.

Duplication of functionality within an application can make it difficult to implement changes, decrease clarity, and introduce potential inconsistencies. Prefer Composition over Inheritance while Reusing essay pay system to satisfy the requirements.

Then group these related components in a logical layer, which will help the user to understand the structure of the system at a high level. Avoid mixing components of different type of concerns in same layer.

Define the Communication Protocol between Layers Understand how components will communicate with each other which requires a complete knowledge of deployment scenarios and the production environment. Define Data Format for a Layer Various components company location business plan interact with each other through data format.

Do not mix the enterprises architecture literature review formats so that applications are easy to implement, extend, and maintain. It reduces a enterprise architecture literature review overhead. System Service Components should be Abstract Code related to security, communications, or system services like logging, profiling, and configuration should be abstracted in the separate components. Do not mix this code with business logic, as it is easy to extend design and maintain it.

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Design Exceptions and Exception Handling Mechanism Defining enterprises architecture literature review in advance, helps the components to manage errors or unwanted situation in an elegant manner. The exception management will be same throughout the system. Naming Conventions Naming conventions should be defined in advance. They provide urinary patterns case study answers consistent model that helps the users to understand the system easily.

It is easier for team members to validate code written by others, and hence will increase the maintainability.