Process models in software engineering walt scacchi, institute for software research, university of california, irvine february 2001 revised version, may 2001, october 2001 final version to appear in, j. According to tom demarco, a software engineer, you. Process, project and measurement process metrics or indicator. Software measurement and software metrics in software quality. For example, an organization may measure the effort and time spent by considering the user interface design.
These characteristics can be used to improve the development and maintenance activities of the software. An in depth look at research that has been done on software metrics. Describe the different categories or metrics involved in the software development process with this info graphical ppt layout such as product metrics, process. Product characterization and metrics for measurements 4. Well now take a closer look at the various types of the two most important categories of metrics project metrics, and process metrics.
Now customize the name of a clipboard to store your clips. Process metrics can be used to improve software development and maintenance. Scalability if the software process were not based on scientific and engineering concepts, it would be easier to recreate new software than to scale an existing one. In the context of software engineering, software quality refers to two related but distinct notions that exist wherever quality is defined in a business context. Software metrics for process and projects software process metrics and project metrics are quantitative measures that enable software professionals to gain insight into the efficacy of software process and the project that are conducted using the process as a framework. Process improvement pptx funny 0 interesting 0 cool 0 email thisblogthis. Commonly used by management to check the budget and office procedures for efficiency. It is observed that process metrics are of two types, namely, private and public. Software product metrics software quality a framework for product metrics a product metrics taxonomy metrics for the analysis model metrics for the design model metrics for maintenance source. Jun 11, 2018 sei cmm in software engineering overview of sei cmm. The textbook and the accompanying materials posted on this website are freely available for fair use. Ppt software engineering process models powerpoint. Software measures are fundamental requirement of software engineering. Software engineering tsui and karam software engineering is a broad field that touches upon all aspects of a developing and b supporting a software system, spanning across the following key areas.
Software metrics massachusetts institute of technology. Sep 16, 2017 a software metric is a measure of software characteristics which are quantifiable or countable. Within the software development process, there are many metrics that are all related to each. In depth look at dsqi and software package metrics. Advantage of using these process are also discussed. No way to measure property directly or final product does not yet exist for predicting, need a model of relationship of predicted variable with other measurable variables.
Powerpoint html lecture 2, the software process powerpoint html lecture 3, feasibility studies and requirements definition powerpoint html lecture 4, management i. Software metrics icon powerpoint ideas powerpoint templates. Cmmi overview quality frameworks outline introduction high level overview of cmmi questions and comments what is cmmi. By developing and analyzing a metrics baseline for quality an organization can act to correct those areas of the software process that are the cause of software defects. A practitioners approach india by mcgrawhill higher education. Metrics for an engineering manager in his first 90 days. Software metrics can be classified into three categories. Mcgrawhill, 2005 examples of metrics from everyday life. Aspectoriented software engineering pptx chapter 22. Software engineering capability maturity model cmm. Jul 14, 2009 software project success has always been the goal of the industry.
Capers jones, from the foreword metrics and models in software quality engineering, second edition, is the definitive book on this essential topic of software development. Chapter 3 introduces software process improvements. Note that process metrics can also be derived using the characteristics of a particular software engineering activity. Software quality is the degree of conformance to explicit or implicit requirements and expectations. Software project success has always been the goal of the industry. Project management powerpoint html lecture 5, documentation and requirements analysis powerpoint html lecture 6, requirements. In chapter 4 software metrics are introduced and di. Ppt inprocess metrics for software testing powerpoint. Software specification or requirements engineering is the process of understanding and defining what services are required and identifying the constraints on these services.
Metrics and models in software quality engineering stephen. Feb 04, 2016 metrics in the process and project domains process indicators enable a software engineering organization to gain insight into the efficacy of an existing process i. A software process also knows as software methodology is a set of related activities that leads to the production of the software. Describes the characteristics of the product such as size, complexity, design features, performance, and quality level.
Software metrics provide measures for various aspects of software process and software product. Cmmi capability maturity model integration is a proven industry framework to improve product quality and development efficiency for both hardware and software sponsored by us department of defence in cooperation with carnegie mellon university and the software engineering. Software process and project metrics linkedin slideshare. They not only help to control the software development process but also aid to keep quality of ultimate product excellent. Classification of software metrics in software engineering. I need suggestions for metrics for my new job as engineering manager. Software engineering is an engineering branch associated with the development of software product using welldefined scientific principles, methods and procedures. This is possible by collecting quality and productivity data and then analyzing and comparing these data with past averages in order to know whether quality improvements have occurred. Software measurement process must be a good oriented methodical process that measures, evaluates, adjusts, and finally improves the software development process. Chapter 1 software engineering introduction pressman youtube. Clipping is a handy way to collect important slides you want to go back to later.
These activities may involve the development of the software from the scratch, or, modifying an existing system. Project and process metrics in software engineering simplilearn. Permission to reproduce or copy all or parts of this material for nonprofit use is granted on the condition that the author and source are credited. Metrics in the process and project domains process indicators enable a software engineering organization to gain insight into the efficacy of an. Software engineering software process activities part 3. Software quality management sqm is a management process that aims to develop and manage the quality of software in such a way so as to best ensure that the product meets the quality standards expected by the customer while also meeting any necessary regulatory and developer requirements, if any. Software design reliability the software is ab function under stated conditio time. Mar 05, 2020 these metrics enable management to understand the quality of the software, the productivity of the development team, code complexity, customer satisfaction, agile process, and operational metrics. My situation was well put by mark in first 90 days.
Hi, i changed companies and am now a manager of an engineering department. Software engineering process models in this course we will have a project with product requirements a defined development process a team of 35 developers we will use the unified modeling language uml to describe our product specifications and design today we will discuss some standard process models 2 software engineering phases. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. Chapter 2 discusses the process of requirement engineering and requirements management followed by software requirements speci. Characteristics of a software software should achieve a good quality in design and meet all the specifications of the customer. This metrics describe the project characteristics and execution. Software quality list of high impact articles ppts.
Limitations to consider when using metrics to evaluate software systems. Comprehensive in scope with extensive industry examples, it shows how to measure software quality and use measurements to improve the software development process. Project and process metrics in software engineering. Nov 30, 2000 lecture 1, introduction to software engineering. Outputs measures of the deliverables created during the software engineering process.
Product metrics describe the characteristics of the product such as size, complexity, design features, performance, and quality level. Obtain knowledge on project metrics and process metrics which are quantitative measures that enable software engineers to gain insight into. Any software process must include the following four activities. Left in materials testing, the goal always is to break it. Process metrics process metrics are measures of the software development process, such as overall. Software metrics are important for many reasons, including measuring software performance, planning work items, measuring productivity, and many other uses. Robustness the software is a tolerate unpredictable or inva be designed with a resilience t extensibility new capabilitie wiih j h h thout major changes to the dli hi le to perform a required ns for a specified period of. We can accurately measure some property of software or process. Software metrics help project managers to gain an insight into the efficiency of the software process, project, and product.
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