Dinesh authors the hugely popular computer notes blog. Model developed using historical cost information that relates some software metric usually lines of code to project cost. A predictive metric is used to make predictions about the software later in the lifecycle. Product metrics,software quality, metrics for analysis model, metrics for design model, metrics for source code, metrics for testing, metrics for maintenance notes. Breaking down the defects that software is measured for will give a better view of the particular type of defect you are interested in.
Software metrics in software engineering computer notes. Jun 29, 2019 software metrics produce discrete values as output from input source code as an indication of software quality. Software quality management lecture notes 21,233 views. Hence, the quality of the software products and the achievements in. A program is an executable code, which serves some computational purpose. Constructing and testing of polynomials predicting software maintainability.
Software quality is an important topic of software development and it is always challenging to deliver highquality software. The textbook and the accompanying materials posted on this website are freely available for fair use. Software metrics help project managers to gain an insight into the efficiency of the software process, project, and product. A metric is a measure of some aspect of a program, design, or algorithm. This lecture note is developed for the teaching purpose and is only offered to the senior and graduate students in the class of software metrics at. Apr 29, 2012 software engineering paradigms waterfall life cycle model spiral model prototype model fourth generation techniques planning cost estimation organization structure software project scheduling, risk analysis and management requirements and specification rapid prototyping.
Lecture note 20 2 software quality at a glance software quality software quality fundamentals. Lecture 1 introduction to software engineering youtube. Corporate presentation march, 20 cem kaner florida. 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. Appears in models in software engineering springer lecture notes in computer science, vol. Module 1 lecture note1 introduction to software engineering the term software engineering is composed of two words, software and engineering. Samplepractice exam 2 november 2015, questions and answers summary weeks 112, based on the learning objectives of each week lecture notes, lectures 112 web development, lecturer. Software metrics are used to implement the activities and products of the software development process. Measurement of software metrics cannot be said to be precise, repeatable and reproducible. Our aim is to analyze a wider set of software metrics than it has been previously reported and to perform the analysis in the context of different levels of data imbalance. Measurement and management of performance in organizations. Hence, the quality of the software products and the achievements in the development process can be determined using the software metrics. Software metrics produce discrete values as output from input source code as an indication of software quality. Lecture notes in computer science on software engineering.
Software process and project metricsmethods of software. For any type of query or something that you think is missing, please feel free to contact us. Software metrics massachusetts institute of technology. The waterfall model, conventional software management performance. Management metrics techniques for software cost estimation 1. This course is also available as an industrial course of the lecture series on software systems for the future. Measurement theory overview of software metrics, basics of measurement. Lecture schedule and course material software engineering. Estimation techniques and software metrics cited by andreas zeller at the laser 2006 summer school oman, p. It covers a comprehensive breadth of measurement theory and software.
Metrics notes metrics notes measuring success project o a. We replicate the case study of deriving thresholds for software metrics using a statistical model based on logistic regression. 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. Metrics notes measuring success project o a temporary activity a company undertakes to create a unique product, service, or result o example construction of a new subway station a movie theater chains adoption of a software program to allow online ticketing metrics o measurements that evaluate results to determine whether a project is meeting its goals o two core metrics. Risk analysis and management are a set of activities that help a software team to understand and manage uncertainty. Engineeringlecture notes, study notes for software engineering. On the application of software metrics to uml models. Here you can download the free software project management pdf notes spm pdf notes of latest materials with multiple file links to download.
Many software have automated software metrics with different tools that are producing varying result. Limitations to consider when using metrics to evaluate software systems. Software metrics metrics are classified into two types according to whether they are predictive or descriptive. Software metrics are important for many reasons, including measuring software performance, planning work items, measuring productivity, and many other uses. Software engineering pdf notes bca 2019,software engineering tutorial in pdf learn software engineering concepts in simple and easy steps. 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. Freely browse and use ocw materials at your own pace. Phil joyce lecture notes, web application development tutorial work 3 australian taxation law notes. These are more closely associated with process and product metrics than with project metrics.
Software project practises and management lecture notes. Dec 11, 20 software quality management lecture notes. We can accurately measure some property of software or process. Discovering models of software processes from eventbased. Notes on software metrics eiffel software site search. Lecture notes in computer science on software engineering education. Discovering models of software processes from eventbased data. Source notes many following examples and methods draw upon.
Massimo felici room 1402, jcmb, kb 01 650 5899 mfelici. Although many software metrics have been proposed over a period of time, ideal software metric is the one which is easy to understand, effective, and efficient. Planning metrics serve as a basis of cost estimating, training planning, resource planning, scheduling, and budgeting. In depth look at dsqi and software package metrics. Lecture notes software engineering concepts aeronautics. This course is a step by step description of the software metrics. A software metric is a measure of software characteristics which are quantifiable or countable. The collection of activities concerned with measurement in software and hardware engineering.
He also describes the key metrics used by several major software developers and discusses software metrics data collection. Software measurement and software metrics in software quality. Software metrics are used to obtain objective reproducible measurements that can be useful for quality assurance, performance, debugging, management, and estimating costs. For discussion related to the lab assignments, ta and the course. Software metrics are a measure of some property of a piece of software or its specifications. It includes introduction to foundations of measurement theory, models of software engineering measurement, software products metrics, software process metrics and measuring management. Learn vocabulary, terms, and more with flashcards, games, and other study tools. A wide variety of software metrics have been proposed and a broad range of tools is available to measure them.
An in depth look at research that has been done on software metrics. Here you can download the free lecture notes of software engineering pdf notes. Pdf many papers cover the topic of thresholds in software metrics to assess the software quality. In proceedings of the european workshop on software process technology. The course is composed of the following basic modules.
Software quality metrics overview product quality metrics. Microsoft of postponing the release of a software product to get some time to work out the. Software project management pdf notes spm pdf notes. In order to develop ideal metrics, software metrics should be validated and characterized effectively. Software metrics, an area of software engineering, is concerned with various. Estimate made of metric and then model predicts effort required. Where he writes howto guides around computer fundamental, computer software, computer programming, and web apps. In this chapter from his book on software quality engineering, stephen h.
The goal is obtaining objective, reproducible and quantifiable measurements, which may have numerous valuable applications in schedule and budget planning, cost estimation, quality assurance testing, software debugging, software performance optimization, and optimal personnel task assignments. Software metric is a measurable property which is an indicator of one or more. Use ocw to guide your own lifelong learning, or to teach others. Software metrics software metrics are numerical data related to software development. Computer science and software engineering university of wisconsin platteville note 6.
A life cycle model represents all the activities required to make a software product transit through its life cycle phases. Please click on the above image for the 2 pages course brochure pdf format and contact the series editor for reservation. Black box and white box testing, validation testing, system testing, the art of debugging notes. Metrics provide us with numerical values that can serve to assess or predict such attributes. Find materials for this course in the pages linked along the left. Wortman, 1999,2000,2001,2002,2003,2004 c kersti wain. Software quality metrics are a subset of software metrics that focus on the quality aspects of the product, process, and project. Software engineering pdf notes bca 2019 all tricks here. Lord kelvin, popular lectures and addresses, volume 1, 1889. Frameworks for understanding metrics and making sure that we are using them correctly. Kan discusses several metrics in each of three groups of software quality metrics. Metrics notes metrics notes measuring success project o.
Software quality metrics can be further divided into three categories. Entities objects of interest attributes characteristics of entities rules for assigning values to attributes. Sep 16, 2017 a software metric is a measure of software characteristics which are quantifiable or countable. We dont offer credit or certification for using ocw.
Software engineering paradigms waterfall life cycle model spiral model prototype model fourth generation techniques planning cost estimation organization structure software project scheduling, risk analysis and management requirements and specification. They relate to the four functions of management as follows. The most scientific approach but not necessarily the most accurate. However, the effective use of software metrics is hindered by the lack of meaningful. Software metrics for different types of software defects. Permission to reproduce or copy all or parts of this material for nonprofit use is granted on the. Oo software metrics cohesion metrics in packages, classes, methods coupling metrics in packages, classes, methods 5. Metrics metric is a measure for quantitatively assessing, controlling or selecting a person, process, event, or institution, along with the procedures to carry out measurements and the procedures for the interpretation of the assessment in the light of previous or comparable assessments. Csc 408fcsc2105f lecture notes these lecture notes are provided for the personal use of students taking csc 408hcsc 2105h in the fall term. This course is also available as an industrial course of the lecture series on software. Introduction to software quality assurance software quality assurance inse 62604uu. Lecture note 2 software development life cycle life cycle model a software life cycle model also called process model is a descriptive and diagrammatic representation of the software life cycle. The major challenges, to complete the software, are time and cost. Metrics strongly support software project management activities.
It can be systematically calculated it can be used to make inferences about that program, design, or algorithm. Csc 408fcsc2105f lecture notes these lecture notes are provided for the personal use of students taking csc 408hcsc 2105h in the fall term 20042005 at the university of toronto. Oct 10, 2008 lecture series on software engineering by prof. Copying for purposes other than this use and all forms of distribution are expressly prohibited. Lecture system metrics university of texas at austin. Software project management notes pdf spm notes pdf starts with the topics covering conventional software management.
Acm sigsoft software engineering notesapril 1982 10. Finding defects in code post release and prior to release, predicting defective code, predicting project success, and. Source notes many following examples and methods draw upon dodaerospace practices methods originated in industry initial application found to be resourceintensive dod applied due to project size and complexity commercial practices are converging with defense movement in both directions as it infrastructure. The stability of threshold values for software metrics in. The goal is obtaining objective, reproducible and quantifiable measurements, which may have numerous valuable applications in schedule and budget planning, cost estimation, quality assurance continue reading. Csc 408fcsc2105f lecture notes these lecture notes are.