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Contrast methods of agile and waterfall
Contrast methods of agile and waterfall
Comparison of traditional and agile methodologies
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With the ever rapid changing requests needed to be developed in a short period of time demanded by business today, the traditional development methodologies such as waterfall method is no longer being an option for project managers (Livermore, 2008). Hence, agile methodology is proposed to overcome this issue. In this essay, we will be discussing on the difference between agile and traditional method, the hitches faced in agile, the things to consider when adopting agile, the project management methodologies, how tools are chosen for agile development, how testing are performed in agile environment, how developers adopt this methodology and the transitions needed to move into agile methodology. In general, agile methodology differs from traditional methodology in terms of the framework used. Agile methodology uses the iterative-incremental approach whereby it has mini system development life cycles for each cycle. On the other hand, the traditional method …show more content…
Agile methodology consists of roughly twelve principles and here we will bbe elaborating on a few of them. In agile methodology, the main priority is user satisfaction through early and continuous delivery of software whereby these software must be just right and not being over developed or under developed. Furthermore, in agile methodology, the main measure of progress is a workable software and thus if one plans to use this methodology, for each iteration, the software developed must be functional. Usually for each iteration, the functional requirements developed over the time while keeping it as simple as possible. This is also done because this methodology does not require users to have a defined set of requirements right from the start. These requirements can be added along the process. If a project manager thinks that he or she can adhere to these principles, then agile will be good for the
The concept of agile management enables the program to meet its needs and provides a value for business effectively and efficiently, unlike the traditional project management which was highly based
This essay will be focusing on Multi-agency teams, which is a service of different professionals from different working areas that join up and work together as part of one team that provides support for a child, young person or families. It will be looking at the advantages and disadvantages that multi-agency teams can have when working together and the effects of this.
Customer satisfaction is the important part in agile development and it is found by direct contact with the customers.
Waterfall or Agile? Differences between predictive and adaptive software methodologies. (2016).SearchSoftwareQuality. Retrieved 5 August 2016, from http://searchsoftwarequality.techtarget.com/tip/Waterfall-or-Agile-Differences-between-predictive-and-adaptive-software-methodologies
The Scrum approach is pretty flexible. This enables the project to be able to adapt whenever a new situation arises. This aspect of Scrum is pretty important since all projects undergo change during its scope. The ability to adapt allows for your project to stay relevant. This is especially essential in the fast moving world of technology and software. Scrum takes on an empirical approach. This means that there is an understanding that all projects will be faced with unpredicted challenges. Scrum maximizes on its abilities to deliver and respond to these changes. Scrum is a simple concept which tackles difficult tasks. The core of scrum can be divided into 3 primary roles; product owners, development teams, and Scrum masters.
Economist usually describes opportunity cost as the cost of an alternative that must be forgone in order to pursue a certain action, in other words, the loss of potential gain from other alternatives when one alternative is chosen. The opportunity cost is usually associated with the comparative advantage, which describes the opportunity cost faced by two producers. We will apply our knowledge of opportunity cost to identify the comparative advantage enjoyed by the Sri Lanka and the Kenya and then show that those two countries can benefit by consuming more of both goods after the trade.
Agile leaders help individuals to grow continuously and not encourage to bring new ideas. The Ideas that trigger positive change. But in order to foster structured change and create innovative organization, IT processes, roles and responsibilities, and quality management needs to be well understood and well defined, which helps improve IT governance performance. At the same time, agile leadership must device a continuous agile delivery across structural and architectural quality factors of the software. That quality delivery framework must check everything from security, robustness and performance in addition to functional aspects of the product. Compound all that with applications running in cloud. So agile leaders must design a fast paced, multifaceted testing environment that can keep up with a face paced agile software releases. So automation comes very handy in an agile testing organization. The right level of scale in a continuous integration environment is crucial to ensure that software quality is not compromised. A true leadership comes from simplicity and agility while a good IT decision making and governing process is in place. Leadership welcomes change and work as an enabler to focus on what is next. Leaders keep their eyes on the value for the business. Focus on what makes sense for the business
Business Process Model is a set of technologies and standards for the design, execution, administration, and monitoring of business processes. (Havey 2005)
It is possible to have a singular methodology for project management to specify morality and ethics when dealing with customers. Application of agile project management approaches like Atern offer a more inclusive approach for stakeholders including consistent update and revision of strategies. When the project manager violates protocol, all stakeholders should come together, clarify issues of violation, and set standards for all to follow.
When comparing and contrasting waterfall and agile, they both use the same type of building blocks for the project: scope, cost, schedule and performance. They both also analyze, design, build, test, and deploy the requirement needed for the end result. The difference in these terms for each method is that when using waterfall for scope, cost, schedule, and performance, it sets the scope up front and then allows the cost, schedule, and performance to change depending on what is needed. An agile method will set the cost, schedule, and performance upfront and then have the scope vary, depending on what the company’s requests are after a working prototype. The waterfall is an iterative method meaning the next step cannot begin until the current one is completed. Once the current step is completed, it cannot be revised in anyway unless the project is scrapped and begin again. If the waterfall method is chosen, then the project team
What is the waterfall methodology? According to several software engineering sites, the waterfall methodology is also known as the linear-sequential life cycle model and also known as the traditional approach to software development. The waterfall model is as follows: Requirement of gathering and analysis, flowing down to, System design, then flowing down to Implementation, followed by Testing, and then Deployment of the system, and the final phase of Maintenance. The idea of the waterfall approach is that once a phase is completed, the process continues to move down the chain until all of the phases are completed and there is a product to deliver; the method is unidirectional. The waterfall approach is known for not allowing changes to be implemented passed the requirement gathering and analysis phase.
Successful change management is key to ensuring companies remain viable as organisations face mounting challenges in an increasingly competitive environment. Organisations continue to be competitive when they support and employ continuous and transformational change (Cohen, 1999). McClean (2011, 78) indicates without change it is almost certain “if we do what we always did we will get what we always got”. As change is introduced, the one biggest problem to effectively managing organisational transformation are the people issues that may occur. This is supported by Bridges (2003, 3) who suggests “It isn’t the change that do you in, it’s the transitions” where he goes on to differentiate between change as being the physical aspect and the transition
Agility is often mentioned as a key to competitive advantage and business success. Agile approach is more commonly associated with computing, but it can also be referred to as a manufacturing methodology.
Agile development is chosen when the requirements are not clear. This is the reason that it is chosen for the projects where the rate of risk is high. Agile software development is best for the projects where the project can be divided in mini projects and these mini projects are completed by passing through the phase of design, coding and testing. The results of these iterations clear the requirements gradually. The feedback from the customers also clears the requirements. This is the reason that most of the companies use agile development methodology because of the fact that it has the capability to adapt to difficult situation and chase strict deadlines. Agile method is being used all over the software industry. Most of the developers are aware of the fact that Agile methodology is best for them.
Software engineering is important in today’s society because we use the products of software engineering almost daily. We use the products of software engineering in objects as simple as our car keys to objects as complicated as supercomputers. The past, present, and future of software engineering is quite interesting. This paper will provide information about this field of study and why software engineering is going to be around a while.