Towards Agile Architecture Architecture provides the foundation from which systems are built and an architectural model defines the vision on which your architecture is based. The scope of architecture can be that of a single application, of a family of applications, for an organization, or for an infrastructure such as the Internet that is shared by many organizations.
ABSTRACT Agile software design and development methodologies have been gaining rigorous attention in the software engineering research community since their early introduction in the mid-nineties in addition to being highly adopted by the software development industry. In the last 15 years, an excessive number of research studies have been conducted on agile methods, a great number of notable methods have been proposed and various surveys have been presented by many researchers.
Furthermore, these survey papers were classified into four major categories according to their area of study. Additionally, A survey of agile software methodologies newly proposed agile methodologies that have not been addressed yet in any other literature review were reviewed and compared in terms of where the changes that they proposed lay on the SDLC.
Introduction Agile in essence is an iterative, lightweight and lean software design and development methodology that was born in the late s to be highly compatible with the rapid development of the WWW World Wide Web .
Similar to climbing a well-designed ladder where length of all steps and distance between each step is equivalent, agile methods divides a task into small-length iterations that have the same interval size and distance making the transition between iterations much smoother with much higher pace.
Agile methodologies try to find an equilibrium point between no process and too much process, allowing it to survive in dynamic environments where requirements frequently change while striving high quality software product .
Unlike other methods, agile methods rely on feedback as control mechanism which ensures greater customer satisfaction .
Agile encompasses various methodologies, including: As a iteration based methodology, each iteration in the agile methodology represents a small scale and self-contained Software Development Life Cycle SDLC by itself . Unlike the Spiral model agile methods assume simplicity in all practices .
In this research, the authors identify the following contributions: Moreover, 26 surveys and 4 articles were selected for evaluation out of more than 92 studies. The results prove agile capability as a strong software design and development methodology.
The rest of the paper is organized as follows: Section 2 describes the research methodologies. Section 3 explores the surveys on agile methods in the literature and Section 4 reviews the most recent researches on XP, Scrum and FDD agile methodologies that, up-to-our-knowledge, have not been addressed in any other literature review.
Finally, in Section 5, the evaluation of the survey studies and the new agile methods is presented, and then the conclusion is presented in Section 6.
While, the second stage intends to review the most recent research studies on XP, Scrum and FDD agile methods that have not been addressed in any previous literature reviews. In the following subsections, the research methodology will be explained.
Figure 1 shows the flowchart for the CR research methodology. Research Requirements In this subsection, the research requirements that were used to govern this study Figure 1. Flowchart of the CR research methodology.
Selection Criteria In this subsection, the search and selection criteria that was applied is listed. The research must be: Survey of Surveys on Agile Methods This stage aims to provide a comprehensive comparison between the various survey studies that addresses the different agile methodologies, which were published between January and December A strict search and selection criteria were applied, more than 32 studies were identified and 26 studies were selected for the final review.
Literature Review of New Agile Methods In this stage, the authors reviewed 12 new research papers that have not been addressed yet in any previous literature review. Notably, all the papers were published in and the same selection criteria that was applied at stage 1 was applied in this stage too.
Survey of Surveys on Agile Methods In this section, the authors will explore the different surveys that have addressed the agile methodologies in the past 15 years starting from January to December The surveys were classified into four categories as illustrated in Figure 2: Agile Requirements Engineering One the most attractive features of agile methodology is that it accepts changes to requirements during any phase of the SDLC, making it more flexible and highly adaptable to dynamic environments where requirements change frequently.
Baruah presented in  a comparative study about the different ways each of the agile methodologies manage requirements.
Table 1 summarizes the differences between the eight agile software development methods in terms of requirements management as presented in . The main results of the study can be summarized as follow: Comparison between the different requirements management techniques under agile methods.PMI-ACP: Agile Methodologies 2 of 11 | PluralsightOffline Access · Exercise Files · Learning Paths · Skills AssessmentsCourses: Software Development, IT Ops, Creative Professional, Data Professional.
Agile software design and development methodologies have been gaining rigorous attention in the software engineering research community since their early introduction in the mid-nineties in. The software industry has come a long way from its early anti-establishment roots.
In fact, if metrics like cultural influence, market capitalization or employment mean anything, software is the.
The State of Agile is the longest-running report on agile software development, exploring the adoption and scaling of agile methodologies and usage of agile practices.
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