Maintenance phase in software engineering ppt sommerville

Finally, the last maintenance process, also an event which does not occur on a daily basis, is the retirement of a piece of software. Download powerpoint lecture slides applicationzip 12. The purpose of software maintenance is defined in the international standard for software maintenance. Free sample powerpoints for maintenance, engineering. Sommerville, power point slides for software engineering. Ian sommerville, drawing on experience in system dependability and systems engineering, guides the reader through the most widely used agile methods and planbased. Steps of sdlc requirements capture and analysis design implementation coding testing maintenance. Software engineering is a detailed study of engineering to the design, development and maintenance of software. The outcome of software engineering is an efficient and reliable software product. Ian sommerville, drawing on experience in system dependability and systems engineering, guides the reader through the most widely used agile methods and planbased approaches. Ian sommerville 2000 software engineering, 6th edition.

Useful are tools which support the presentation and visualisation of design concepts so. The enormous economic impact of quality of the software makes it a major concern for all software development efforts. Guide to the software operations and maintenance phase. Ian sommerville, software engineering, 9th edition ch 4. Software engineering processes dalhousie university. Software engineering was introduced to address the issues of lowquality software projects. Ian sommerville, software engineering, 9th edition ch2 slideshare. The chosen process usually involves techniques such as analysis, design, coding, testing and maintenance. Ian sommerville, software engineering, 9th edition ch23.

Esa pss050 defines the fourth phase of the software development life cycle as the transfer. Download ian sommerville software engineering 8th edition ppt. So, we can define software engineering as an engineering branch associated with the development of software product using welldefined scientific principles, methods and procedures. Software products may be developed for a particular customer or may be developed for a general market. Power point slides for software engineering, 9th edition. Ian sommerville, university of st andrews, scotland 2011 pearson. The objective of software maintenance is to modify existing software while preserving its integrity. Download ian sommerville software engineering 8th edition. Aspectoriented software engineering aose is an approach to software.

Ian sommerville 2004software engineering, 7th edition. Jun 05, 2015 ian sommerville, software engineering, 9th edition ch23 slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Software engineering ian sommerville 8th edition ppt chapter 3. Fritz bauer, a german computer scientist, defines software engineering as. Pearson offers special pricing when you package your text with other student resources. Sometimes, maintenance also involves adding new features and functionalities using latest technology to the existing software system.

Ian sommerville, software engineering, 9th edition ch4 slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. If you continue browsing the site, you agree to the use of cookies on this website. Software development life cycle sdlc ppt video online download. Metrics for software maintenance information technology essay. Ppt maintenance,types of maintenance,breakdown maintenance. This new 10th edition of sommerville introduces students to software engineering by focusing on the proven processes and techniques fundamental to the creation of reliable software systems. During the project startup phase, when you have to plan who will work on the project, how the project will be broken down into increments, how resources. Pdf risk factors in software development phases researchgate. A free powerpoint ppt presentation displayed as a flash slide show on id. Software engineering processes a software engineering process is the model chosen for managing the creation of software from initial customer inception to the release of the finished product. Software engineering objective setting specific objectives for that phase of the project are defined.

The software maintenance process comprises a set of software engineering activities that occur after the software has been delivered to the user. A system to control antilock braking in a car a virtual reality system. Maintenance activities in software process models semantic scholar. This chapter is the updated version of the software configuration management scm generally accepted knowledge to be used as a consistent view of. Modifying a program after it has been put into use. The costs of software on a pc are often greater than the hardware cost. Powerpoint presentations for all of the chapters in the book and additional. Chapter 1 slide 21 incremental development l rather than deliver the system as a single delivery, the development and delivery is broken down into increments with each increment delivering part of the required functionality l user requirements are prioritised and the highest. Requirements engineering processes ian sommerville. Table 21 summarizes the risk factors for maintenance activity. Sommerville, powerpoint slides for software engineering. It is the systematic, innovative technique and cost effective approach to. During this stage the software design is realized as a set of programs.

Ppt software engineering powerpoint presentation free to. I cover evolution processes, software maintenance, and legacy system management. Ian sommerville 19952000 modified by spiros mancoridis 1999 software engineering, 6th edition. Chapter 1 slide 5 software costs software costs often dominate computer system costs. Software products may be developed for a particular customer or may be. Problems arise when a software generally exceeds timelines, budgets, and reduced levels of quality. Software reengineering allow us to translate source code to new language, restructure our old code, migrate to a new platform such as clientserver, capture and then graphically display design information, and redocument poorly documented. Upgradations may be required due to changes in government regulations or standards. Mar 24, 2015 the fundamental practice of software engineering software engineering introduces readers to the overwhelmingly important subject of software programming and development. Software engineering managers and leaders shall subscribe to and promote an ethical approach to the management of software development and maintenance.

Software engineering, 6th edition, ian sommerville, addisonwesley, isbn 0209815x. Software quality is the focus of a software project, from the perspective of the developer as much as the customer. Metrics for software maintenance information technology essay 1 introduction. Course informationsyllabus pdf guidelines for all assignments pdf book. Operation and maintenance normally, this is the longest lifecycle phase. Software engineering introduces readers to the overwhelmingly important subject of software programming and development. Questions and answers mcq with explanation on computer science subjects like system architecture, introduction to management, math for computer science, dbms, c programming, system analysis and design, data structure and algorithm analysis, oop and java, client server application development, data communication and computer networks, os, mis, software engineering, ai, web technology and many. The free sample above is from the powerpoint total productive maintenance tpm powerpoint sold on the full powerpoint at that website covers introduction and requirements for implementing a successful tpm in your organization. Constraints on the process and the product are identified and a.

Sommerville, powerpoint slides for software engineering pearson. Evolution and servicing evolution the stage in a software. Software maintenance supports upgradations, if required, in a software system. Software engineering 9th ed by sommerville chapter 1. Start studying software engineering 9th ed by sommerville chapter 2. Ppt software engineering powerpoint presentation free. When we need to update the software to keep it to the current market, without impacting its functionality, it is called software re. Software engineering 10 solutions manual ian sommerville 2014 7 2 software processes 2. Introduction to software engineeringprocesslife cycle. Maintenance management configuration management is an essential part of system maintenance. As its title suggests, this book covers the salient subjects in the software engineering field. It is aided with version control tools to control versions, semiversion or patch management. Chapter 1 slide 2 objectives l to introduce software process models l to describe a number of different process models and when they may be used l to describe outline process models.

The concept generally refers to computer or information systems. Concepts and practice software maintenance, it is the representation of those parts of the process specifically pertaining to the evolution of the software. Powerpoint slides for software engineering, 10th edition download powerpoint presentations applicationzip 15. Software products may be generic developed to be sold to a. Ian sommerville, software engineering, 9th edition ch2. For courses in computer science and software engineering. Ian sommerville software engineering, 9th edition 2011. Software engineering is a wellestablished discipline that groups together a set of techniques and methodologies for improving software quality and structuring the development process. The systems development life cycle sdlc, or software development life cycle in systems engineering, information systems and software engineering, is the process of creating or altering systems, and the models and methodologies that people use to develop these systems. Chapter 7 slide 4 requirements engineering processes the processes used for re vary widely depending on the application domain, the people involved and the organisation developing the requirements. Software engineering management can be defined as the application of management activitiesplanning, coordinating, measuring, monitoring, controlling, and reporting1to ensure that software products and software engineering services are delivered efficiently, effectively, and to the benefit of stakeholders. Application of engineering for development of software is known as software engineering. There are many websites available over internet where you can know information about software engineering ian sommerville solution manual pdf book search. Maintenance activities are event driven and usually are initiated by customers.

Over a programs lifetime, its rate of development is approximately. Maintenance costs usually greater than development costs 2 to 100. Ian sommerville, software engineering, 9th edition ch23 slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Chapter 18 slide 4 software reuse in most engineering disciplines, systems are designed by composing existing components that have been used in other systems. Powerpoint presentations for all of the chapters in the book. For the love of physics walter lewin may 16, 2011 duration. Free powerpoints free industrial engineering software. Computer programs and associated documentation such as requirements, design models and user manuals. Software engineering tutorial 2 1 the application of a systematic, disciplined, quantifiable approach to the development, operation, and maintenance of software. Reverse engineering reverse engineering is the process followed in order to find difficult, unknown and hidden information about a software system. In the past few years, computer systems have come to dominate not just our technological growth, but the foundations of our worlds major industries. Maintenance, software development process models, rational unified. Ian sommerville 2004 software engineering, 7th edition. It is become important since several software products lack of documentation and are highly unstructured.

Pdf each phase of the software development life cycle sdlc is vulnerable to different types of risk factors. Ian sommerville, software engineering, 9th edition ch 23. Software engineering has been more focused on original development but it is now. Waterfall model phases there are separate identified phases in the waterfall. For example, if a webapplication system with multimedia capabilities has been developed, modification may be necessary in countries where screening of videos over the internet is prohibited. Software engineering ian sommerville 8th edition ppt pdf software engineering sommerville 9th edition pdf ian sommerville software engineering 9th edition solutions pdf. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Free powerpoint samples totalproductivemaintenance ppt.

In the past few years, computer systems have come to dominate not just our technological growth, but the foundations of our. Increased demand for large and more complex software system 9. Software engineering software engineering is the science and art of building significant software systems that are. Software maintenance is a set of activities performed in order to ensure proper functioning of software systems. Questions and answers mcq with explanation on computer science subjects like system architecture, introduction to management, math for computer science, dbms, c programming, system analysis and design, data structure and algorithm analysis, oop and java, client server application development, data communication and computer networks, os, mis, software. Software engineering has been more focused on original development but it is now recognised that to achieve better software. Like other engineering domains where a given problem for example, building a bridge can be solved by following a series of interrelated steps, the software development process also comprises a number of steps or phases. This chapter is the updated version of the software configuration management scm generally accepted knowledge to be used as a consistent view of this software engineering topic worldwide. Software costs more to maintain than it does to develop.

Software engineering 9th ed by sommerville chapter 2. Software change software change strategies department of. Chapter 7 slide 9 elicitation and analysis sometimes called requirements elicitation or requirements discovery. Software engineering is an engineering branch associated with development of software product using welldefined scientific principles, methods and procedures.

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