A software measurement case study using gqm 9 2 software engineering early experiences of building computer systems made it clear that an unstructured approach is not sufficient. Lately, because of its intuitive nature the approach has gained widespread appeal. The goalquestionmetric gqm approach is a proven method for driving goal oriented measures throughout a software organization. The goalquestionmetric gqm approach is a proven method for driving goaloriented measures throughout software organizations. Another example table format topic response analyze the object to be measured customer call database. Humphrey, watts a discipline for software engineering, chapter 7, addison wesley, 1995 5. A software metric is a measure of software characteristics which are quantifiable or countable. In order to give an example of application of the goalquestionmetric approach, lets. Questionmetrics gqm approach and its application towards constructing measurement items for a security metric. This problem is often rooted in a lack of understanding about what business goals are driving decision making throughout the organization and what questions we should be. Development and evaluation of gqm method to improve. The it metrics and productivity institute itmpi is an organization dedicated to best practices education in it management, project management, and software development. Weiss work was inspired by the work of albert endres at ibm germany.
The goal question metric gqm approach is a way to find out why and what to measure and this approach is used. The goal question metric gqm approach, defined by basili et al. Choosing metrics goalquestionmetric gqm has been proposed by basili and weiss it is a technique to identify meaningful metrics for the measurement process you may want to use. Goal question metric gqm approach wiley online library. Questionmetric gqm approach was introduced in a baseline. In above example, the goal is to know the quality of the software. Kan, stephen metrics and models in software quality engineering, 2nd edition, addison. Looking for online definition of gqm or what gqm stands for.
Gqmbig the goalquestionmetric approach gqm cse3mqr. Gqm, the initialism for goal, question, metric, is an approach to software metrics that has been promoted by victor basili of the university of maryland, college park and the software engineering laboratory at the nasa goddard space flight center after supervising a ph. Gqm focuses on eliciting goals and questions as drivers for finding metrics necessary to collect. It is clear that metrics are important to tell you the transparent truth of software delivery.
The examples in exhibits 2 and 3 illustrate the gqm approach and the results gained by implementing a formal software measurement program. Out of them, basilis goal question metric gqm approach is the most. Gqm can be used to lifecycle wares, process and resources. The methodology of the study is based upon the goalquestionmetric gqm approach van solingen et al. The goal question metric gqm approach, which was developed by basili and weiss and expanded by rombach 12, is the most known goalfocused approach. Its important to have some form of acceptance criteria corresponding to those goals. Without measuring these, a project cant be completed successfully. Kan, stephen metrics and models in software quality engineering, 2nd edition, addison wesley, 2003 6. Understanding and using the goal question metric gqm based. Gqm is listed in the worlds largest and most authoritative dictionary database of abbreviations and acronyms the free dictionary. Gqm is the descriptor of goal, question and metric. A goal question metric based approach for efficient. I have been using it, and doing evaluation research and method. Goal question metric will be described in more detail in the next section.
With gqm, we start by defining the goals we are trying to achieve, then clarifying the questions we are trying to answer with the data we collect. Software metrics are important for many reasons, including measuring software performance, planning work items, measuring productivity, and many other uses within the software development process, there are many metrics that are all related to each other. In order to satisfy this goal, two questions are asked. Goalquestionmetric gqm is an established and elaborated method for measurement in software engineering. Intracoms existing, rather primitive software development metrics framework, the goal. With gqm, we start by defining the goals we are trying to achieve, then ask clarifying questions around those goals, and finally answer our questions through objective metrics. Goal question metric paradigm information technology essay.
The goalquestionmetric gqm approach is a proven method for driving goaloriented measures throughout a software organization. Gqm is an approach to software metrics developped by basili and weiss 1984, then solingen and berghout 1999 that defines a measurement model on three levels. The goal question metric gqm approach is based upon the assumption that for an. A gqm model is a hierarchical structure, starting with a goal i. Goal, question, metric, or gqm is a method of choosing metrics for your software projects created by victor basili in the university of maryland in 1994. This allows measuring the degree of attainment of quality objectives. Goal question metric gqm and software quality author. Out of them, basilis goal question metric gqm approach is the most recommended and popular one. Technology package for the goal question metric paradigm.
Metrics on a project are important indicators as to the health of the project, and. This poses several new security challenges singh et al. Explaining goal question metric gqm with xbosofts phil. Gqm approach is a mechanism for defining and interpreting operational, measurable goals.
In order to give an example of application of the goalquestionmetric. Goal question metrics an approach to software measurement goaldriven measurement define your goals objectives first derive questions to refine the goal and. How several metrics might be generated from a single goal. Example of deriving metrics from goals and questions. Gqm, the acronym for goal, question, metric, is an approach to software metrics that has been promoted by victor basili of the university of maryland, college park and the software. Templates, examples and checklists useful to learn how to execute sinis and to properly record the produced results were used by the study participants. As the project manager, i would like to know the functional quality of the current version in the production. Xbosoft is a software testing and quality assurance company that offers services in web, mobile and desktop applications, as well as broad domain experience with extended. Goal, question, metric software metrics, a rigorous approach by fenton, norman e. In software projects, it is most important to measure the quality, cost, and effectiveness of the project and the processes. Pdf using goalquestionmetric gqm approach to assess. In this paper, using the evaluation theory as the base theory and building upon the integration of goal question metric gqm approach, a conceptual framework of software metrics selection.
Gqm approach was mainly developed to meet the needs of goaloriented approach that would be helpful in measuring the process and products in the software. In the cloud, application software and databases are operated in large data centres. A goal question metric approach for evaluating security in. Goalsquestionsmetrics method and sap implementation. Choosing metrics goalquestionmetric gqm has been proposed by basili and weiss it is a technique to identify meaningful metrics for the measurement process you may want to use the gqm method to choose the appropriate metric. We propose an approach for the definition of product metrics which is driven by the experimental goals of measurement, expressed via the gqm paradigm, and is based on the mathematical. With the gqm approach it is possible to attribute metrics to qualify objectives. It also attempts to provide practical guidance and example of. Gqmmedea stands for goalquestionmetric metric definition approach software development suggest new definition this definition appears very rarely and is found in the following. That acceptance criteria is defined in the form of questions in the gqm approach, and those. This means that there is always a purpose with the defined. Finally, a summary of observations is given in section 7.
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