Preview

2.5.2 SOA Specific Cost Estimation Approachs

Good Essays
Open Document
Open Document
714 Words
Grammar
Grammar
Plagiarism
Plagiarism
Writing
Writing
Score
Score
2.5.2 SOA Specific Cost Estimation Approachs
2.5.2 SOA specific cost estimation approaches
As the traditional cost estimation approaches failed to estimate the cost of SOA projects, SOA specific cost estimation approaches were proposed to address the SOA characteristics.
2.5.2.1 Linthicum Formula
This formula is one of the earliest approaches of SOA cost estimation‎[7]. The cost of SOA is calculated based on equation (1)
Cost of SOA = (Cost of Data Complexity + Cost of Service Complexity + Cost of Process Complexity + Enabling Technology Solution) (1)

Based on Linthicum formula, the SOA cost is affected by these factors :
• Number of data elements
• Complexity of data storage technology
• System complexity
• Service complexity
• Process Complexity
• New services needed
• Enabling technology …show more content…
Also existence of updated detailed documentation of the legacy system and the quality of such documentation is vital information. Also Legacy dependencies have to be carefully identified and documented.
Describe Target SOA Environment:
In this step the target SOA environment has to be described in details .How services would interact with the SOA environment, QoS expectations and execution environment for new services is the main concern.
Analyze the Gap:
The gap between the existing legacy system and the target SOA system has to be cautiously analyzed.
Develop Migration Strategy:
Based on the gap between the existing legacy system and the target SOA system, the migration strategy is chosen and developed. The migration strategy has to address the migration issues and risks .Also considers the various migration strategies to follow. These migration strategies are wrapping, reengineering, replacement or migration, these migration strategies have been discussed
Continue Reading
View Writing Issues

You May Also Find These Documents Helpful

  • Powerful Essays

    Peachtree -Too Far Ahead of the It Curve Essay Example
    • 2681 Words
    • 11 Pages

    Peachtree -Too Far Ahead of the It Curve Essay Example

    Service-oriented Architecture (SOA): Flexible with selective standardization but implemented in stages to decrease the risk of failure. There is a potential deal with the vendor but that is because of it is new to the industry and unpredictable.…

    • 2681 Words
    • 11 Pages
    Powerful Essays
    Read More
  • Powerful Essays

    IS3340-Unit 2-Assignment 2
    • 1549 Words
    • 6 Pages

    IS3340-Unit 2-Assignment 2

    ii. The legacy system must be upgraded to support the requirements of this paragraph as soon as administratively possible.…

    • 1549 Words
    • 6 Pages
    Powerful Essays
    Read More
  • Satisfactory Essays

    Cookies Are Us Case Study
    • 436 Words
    • 2 Pages

    Cookies Are Us Case Study

    | Capability to support the existing and newer services with the existing hardware via software upgrades…

    • 436 Words
    • 2 Pages
    Satisfactory Essays
    Read More
  • Satisfactory Essays

    Project Estimating Technique Paper CPMGT 303
    • 746 Words
    • 3 Pages

    Project Estimating Technique Paper CPMGT 303

    One of the most important factors to the success of a project is how well the project is estimated, as well as how overall costs are managed during the execution phase by the project manager. Project costs and estimates are vital to the success of any organization to remain competitive in the market. Cost estimating for organizations rely heavily on resources that can sometimes be difficult to obtain. Forecasting and utilizing historical return costs are just a couple of ways that organizations rely on estimating. Experienced planners are often a sought trade within the market; this paper will discuss some often used project cost estimating techniques.…

    • 746 Words
    • 3 Pages
    Satisfactory Essays
    Read More
  • Powerful Essays

    Cost Analysis
    • 2374 Words
    • 10 Pages

    Cost Analysis

    Due to its high importance in the decision making process, cost analysis has been discussed in many books by several authors who illustrated different aspects of cost analysis.…

    • 2374 Words
    • 10 Pages
    Powerful Essays
    Read More
  • Powerful Essays

    Cost Estimating
    • 1516 Words
    • 7 Pages

    Cost Estimating

    Software development project managers should prepare several types of cost estimates for most projects. Three basic types of estimates include a rough order of magnitude or ROM, a budgetary estimate, and a definitive estimate.…

    • 1516 Words
    • 7 Pages
    Powerful Essays
    Read More
  • Good Essays

    Towards Introducing and Implementation of Soa Design Antipatterns
    • 5601 Words
    • 23 Pages

    Towards Introducing and Implementation of Soa Design Antipatterns

    [18] C. Satish, “Barriers of SOC”, Proceedings of the Second Workshop on Introducing Service-Oriented Computing WISOC, 2007.…

    • 5601 Words
    • 23 Pages
    Good Essays
    Read More
  • Powerful Essays

    Techniques for Estimating Task Duration in Project Management
    • 1407 Words
    • 6 Pages

    Techniques for Estimating Task Duration in Project Management

    Goodman P., A. (1999). Application of cost estimation techniques: industrial perspective. Information and Software Technology;34:379-82.…

    • 1407 Words
    • 6 Pages
    Powerful Essays
    Read More
  • Good Essays

    Hardware Replacement Project Essay Example
    • 934 Words
    • 4 Pages

    Hardware Replacement Project Essay Example

    Cost is also greatly dependent upon the scope. The cost is directly related to the scope, the smaller the scope, the smaller the cost and so on. The actual scope of the project will determine the cost. We need to also question if the product will meet the objectives that have been outlined. The quality of the new system should be one of the first items considered. Many different customer relationship management packages exist. Research is commonly required to determine this factor. A bad decision can result in a huge loss of existing and future revenue. If a company does not plan correctly there are several factors that can cause havoc within the enterprise. It is important to have the best understanding of all the variables in order to make this type of project successful. It is not unlike any other IT project that a company may take on. Knowing the…

    • 934 Words
    • 4 Pages
    Good Essays
    Read More
  • Better Essays

    managerial issues
    • 1000 Words
    • 4 Pages

    managerial issues

    According to Joe Valacich, the cycle of hardware and software obsolescence is self-propagating (p. 120, 2012). When software becomes outdated, creating a program to replace it will often require more powerful hardware, and the latest hardware will enable more powerful software. Managers need to be aware of the life-cycle of hardware and software in their efforts to enable cost-effective information systems for business. The following sections will offer a look at some of the tools and standards that responsible managers use to keep information systems up-to-date and running efficiently.…

    • 1000 Words
    • 4 Pages
    Better Essays
    Read More
  • Powerful Essays

    Java vs .Net
    • 970 Words
    • 4 Pages

    Java vs .Net

    CDCo needs to improve its architecture strategy in order to make the current application architecture more efficient and productive. Looking at the level 0 target state architecture of CDCo, improvement is necessary and choosing which types of technology to use needs to be thoroughly examine to see which is more beneficial to use or adapt. We will address this and explain which approached we will choose after presenting the benefits and pointing out the problems that can eliminate high cost of maintenance. We will define and compare two technologies, discuss their advantages and disadvantages so that we can rule out the best option that we have. Furthermore it is very important to know how this two software architecture overhead cost when it is implemented. For the purpose of this white paper I will introduce the technology that I believe and consider to be appropriate solutions on the current CDCo’s software architecture these are the JAVA technology and the .NET technology.…

    • 970 Words
    • 4 Pages
    Powerful Essays
    Read More
  • Good Essays

    Case Study Analysis: Client X Integration Service
    • 1454 Words
    • 6 Pages

    Case Study Analysis: Client X Integration Service

    As this service has been built from scratch to satisfy special customer’s needs. The different constituent modules and their corresponding function complexity and unadjusted function point are shown in Table 41.the cost factors and their weights are shown in Table 42.The Adjusted function point results are shown in Table 43. As…

    • 1454 Words
    • 6 Pages
    Good Essays
    Read More
  • Good Essays

    Deploying a JDeveloper SOA Application to Oracle WebLogic Server 11g
    • 9571 Words
    • 39 Pages

    Deploying a JDeveloper SOA Application to Oracle WebLogic Server 11g

    A managed SOA server, which is an instance of an Oracle WebLogic Server that is used to host deployed applications…

    • 9571 Words
    • 39 Pages
    Good Essays
    Read More
  • Good Essays

    Product Costing
    • 559 Words
    • 3 Pages

    Product Costing

    The business intelligence approach: IBM Cognos, Oracle (Hyperion), SAP (Business Objects), and SAS all offer analytical tools to show costs. These BI-based solutions rely on users to input correct cost data to generate the appropriate analysis. Oracle and SAP can connect these tools into their PLM solutions to help guide engineering decisions.…

    • 559 Words
    • 3 Pages
    Good Essays
    Read More
  • Satisfactory Essays

    System Requirement Specification
    • 1221 Words
    • 5 Pages

    System Requirement Specification

    This case study document will explain main features of SAHER system , functional requirement of the system , and showing the system modeling that will include Data-Flow-Diagram , use cases , class diagrams and the system interface.…

    • 1221 Words
    • 5 Pages
    Satisfactory Essays
    Read More

Related Topics