Compare the elements of the basic Software Development Life Cycle with 2 other models. A paragraph for each of 3 models describing each. Then write a paragraph comparing the differences and similarities among the 3.
Let me explain the elements of a software development life cycle.
Following is the explanation of 3 life cycle models and its functioning:
In case of waterfall model, the elements of SDLC is performed in a sequential manner.
Initially, requirement phase will collect all the required informations about the software. Then, the system design of the software will be created. Then, the system will be implemented using a programming language. Then, sequentially the testing of the system takes place using appropriate tools and then, the deployment of the system in real world followed by the maintainance of the system. This entire model follows a sequential flow. It is also known as the classical model. This is the simplest model
This is an advanced version of the waterfall model. Unlike, the sequential modelling of each step. Here, the overall design of SDLC is iteratively improved. The steps from planning or requirement analysis is evaluated till the verification or evaluation of the system is done iteratively. In each iteration, the overall performance of the system is evaluated. Once, it reaches a satisfactory stage, then sofware is deployed.
This SDLC emphasizes on risk management. It performs a risk driven approach for developing the software in an iterative manner. In each iteration of this model, it will check the risks associated and then resolve it and proceed further. That is requirement analysis and design, check the risks and resolve. Again reqirement analysis and design and check the risks until it is satisfied. Then, develop the next version of the product. Spiral model is a combination of waterfall and iterative model. Unlike iterative method, in spiral model the risk is the key and it is analysed during validating the project.
DIFFERENCE BETWEEN THREE MODELS:
SIMILARITIES AMONG THREE MODELS:
Compare the elements of the basic Software Development Life Cycle with 2 other models. A paragraph...
What are the different stages of software development life cycle? [2
So far in our attempt to understand the entire software development life cycle we have covered the two main types of methodologies and types of testing needed before a software is released. We understand that on a high-level a developer is needed to do the development work, and a tester will conduct the testing piece. But let's explore the roles and responsibilities of a project manager and business analyst in this week's discussion. 1. How is a Business Analyst's role...
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Describe the seven stages of the software development life cycle (SDLC) methodology and explain which functions are performed in each phase.
come up with a development scenario in the early stages of the software life cycle process. Provide a general description of the software application to be developed and some information about the organization and resources available for development. List at least two requirement gathering techniques you would employ for eliciting requirements for this system. For each of these techniques, provide the following: Justify why this technique is the most appropriate in this scenario Explain how you would prepare for employing...
1.Briefly discuss the key phases of the System Development Life Cycle (SDLC) methodology. 2.Discuss the alternative approaches of SDLC and the benefits of alternatives. 3.Compare and contrast the three major ERP implementation categories. 4.What is ERP implementation methodology? Give examples. 5.What is the role of change management in the ERP life cycle? Deduce two diagrams illustrating the major differences between ERP life cycle and SDLC.
Listed below are the first 2 steps of the software life cycle. Describe what happens during each phase. 1. Analysis and specification of the task 2. Design of the software Listed below are the third and fourth steps of the software life cycle. Describe what happens during each phase. 3. Implementation 4. Testing Listed below are the last 2 steps of the software life cycle. Describe what happens during each phase. 5. Maintenance and evolution of the system 6. Obsolescence
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