The various factors, which influence the software, are termed as software factors. We need to know various quality factors upon which quality of a software. Its mission is to help software professionals apply quality principles to the development and use of software and. A software quality factor is a nonfunctional requirement for a software program which is not called up by the customers contract, but nevertheless is a desirable requirement which enhances the quality of the software program. The problem is that software productivity is inuenced by many factors and organizations often do not know what these factors are and neither where to start from 4. Productivity meaning factors affecting ways to improve. Iso9126 single model to standardize the quality factors since 1980. Facility layout designing and implementation is influenced by various factors. An improved understanding of software quality drivers will help software engineers.
The survey results reveal the key factors and areas that affect software quality in development lifecycle for emerging professionals in pakistan. Understandability is possessed by a software product if the purpose of. Till now we have been talking software quality in general. Factor of software quality ppt video online download slideplayer. Introduction software quality software metrics software reliability software quality assurance sw quality with logicbased graphical framework factors affecting sw. Mar 20, 2019 such factors as the number of platforms, complexity of architecture and animations may completely change the final price of software development. Background in the context of high maternal morbidity and mortality in subsaharan africa, less than 80% of pregnant women receive antenatal care services. Such factors as the number of platforms, complexity of architecture and animations may completely change the final price of software development. What are the factors the affect the quality of communication. Introduction software quality assurance as per ieee is a.
Every software is a bit different and developers have to do slightly different things to ensure quality. Nov 07, 2016 additional image quality factors include tonal response contrast, etc. Definitions quality assurance quality assurance is an ongoing, systematic comprehensive evaluation of health care services and the impact of those services on health care services. Many of these elements will be discussed in detail in upcoming sections of this document.
Factors affecting land value mainly include the following. Image qualityfactors affecting image quality when comparing scanners, hardware resolution and color pixel depth are two features often used to gauge image quality. Several models of software quality factors and their categorization have been suggested over the years. 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. Factors affecting patient satisfaction and healthcare quality. Similarly, models consisting of 12 to 15 factors, were suggested by deutsch and willis 1988 and by evans and marciniak 1987.
This book, based on many years of consulting and teaching experience, uses realworld. The means of communication, the countrys infrastructure, its education system, the purchasing power of the citizens, family values, work ethics and preferences, etc. Pdf factors affecting software quality in legacy software. Mcguire 1 software quality journal volume 5, pages 305 317 1996 cite this article. Developing methods that can produce highquality software is another fundamental goal of software engineering. The software product should be portable, so that computers of various configurations would support the execution of the product. Understanding the factors that influence software quality is crucial to the continuing maturation of the software industry. It encompasses six major attributes contributing the quality functionality.
Seven main factors that affects the productivity i. Economic and political factors affecting global software. Definitions quality quality is defined as the degree to which health services for the individuals and populations increase the likelihood of the desired health outcomes and are consistent with current professional knowledge. We need to know various quality factors upon which quality of a software produced is. Efficiency is a factor relating to all issues in the execution of software.
Micro inner environment these are the factors within an organization that can be controlled and affect the immediate area of an organizations operations. Management principles factors affecting tutorialspoint. Modern it world provides three popular platforms for software development and, of course, the software development price quote. These factors vary from industry to industry but influence facility layout. Identifying the factors affecting worklife balance of employees in banking sector education. Training factors for total quality management modeling factors frequency percentage 1. Everything you need to know about the factors affecting human resource planning. Keywords software quality assurance process, software quality control, sofware as end product i. Ppt factors affecting demand powerpoint presentation free.
In different contexts we may mention different platforms, this may be os platforms. These two features are important, but there are a number of factors that determine image quality in a scanner, such as the following. Software quality models software quality model is a representation of the characteristics of the software that describe its quality. Write different software quality factors by dinesh thakur category. Identifying the factors affecting worklife balance of.
The main goal of quality models is to achieve quality more quality factors with cost and performance as prime consideration. In the present day of tough and cut throat competition, companies are forced to invest a lot in maintaining the quality of products. Classification of software requirements into software quality factors. Scribd is the worlds largest social reading and publishing site. Joint commission on accreditation of healthcare organizations 2002 quality of a. This book, based on many years of consulting and teaching experience, uses realworld examples to emphasize stateoftheart topics such as computerized tools for managing sqa activities.
Here are 10 factors that affect software quality management shown as an infographic that includes quality assurance, quality planning and. Quality factors the softwares product compliance to the requirements belonging to the various quality factors is measured by software quality metrics, measures that quantify the degree of compliance. Its mission is to help software professionals apply quality principles to the development and use of software and software based systems. Example of a vegetative cover topographic map or topo map climatic. Software development costs and factors affecting its price. Factors frequently used as surrogates for programmer ability, e. All these factors should be considered and double checked beforehand. In line with the second goal to prioritize each of the factors affecting the cost of medical software maintenance the following. Staffing is affected by the promotion policy of the organisation. The need for comprehensive software quality requirements there are some characteristics commons to all the case study which is key word buts. Quality assurance is defined as all activities undertaken to predate and prevent poor quality. Reliability is the property that defines how well the software meets its requirements. Oct 25, 2012 in this study, the factors affecting software maintenance cost were determined then were ranked based on their priority and after that effective ways to reduce the maintenance costs were presented. Organizations managers are more aware of the importance of factors that in uence the productivity of the team involved in software projects 3.
This paper finds and identifies the key factors that may cause degradation of software quality and make software quality a challenging issue during the legacy software development lifecycle. The effect of the pipeline on subjective image quality can be highly scene and applicationdependent, making it difficult to assign good. Human resource plans are affected by internal and external environmental changes. Similarly, models consisting of 12 to 15 factors, were. Good project management practices to avoid time pressure and unnecessary conflicts. The biggest factor is the experience and expertise of the developers working on the software. Hence the plans should be flexible so as to adapt easily with the changing circumstances. These include quality of location, topography, climate, availability of water, sewer lines, etc. Improving the overall quality of the process and product, and subsequently of project. Factors affecting the quality of software project management. Only needed information and minimum lines of code should present. In the present day of tough and cut throat competition. Write different software quality factors ecomputernotes.
External factors affecting the success of communication include. The design of the facility layout should consider overall objectives set by the organization. Ppt factors affecting development powerpoint presentation. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects.
We can view quality of a software product as having three dimensions. Overall professional culture with progressive thinking openness to admitting mistakes instead. Factors affecting patient satisfaction and healthcare quality article pdf available in international journal of health care quality assurance 224. Most important factor affecting the quality of a product is the money involved in the production itself. The pricing decisions for a product are affected by internal and external factors. According to a 2016 national report, only 62% of pregnant women in ethiopia made at least one antenatal care visit. Software quality assurance sqa systems are vital for software developers in multiple fields. Flexibility is the ability of software to addmodifyremove. Developing methods that can produce high quality software is another fundamental goal of software engineering. Factors affecting utilization of antenatal care in. Human resource plans may be short term or long term depending upon the different environmental factors. Which factors affect software projects maintenance cost more. Factors influencing total quality management sciencedirect. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from.
Completeness to the fullest development of the product. The classic model of software quality factors suggest by. A quality software should run on as much various platforms as it can. Definitions quality quality is defined as the degree to which health services for the individuals and populations increase. Additional image quality factors include tonal response contrast, etc. We need to know various quality factors upon which quality of a software produced is evaluated. Factors affecting the demand curve mit school of distance education every manager refers to a demand curve as it is significant in making business decisions. Economic and political factors affecting global software outsourcing in five supplier countries 5 countries other than the u. Software engineering college of arts, media and technology,cmu. Maintainability is a little similar with flexibility. We use your linkedin profile and activity data to personalize ads and to show you more relevant ads. The classic model of software quality factors, suggested by mccall, consists of 11 factors mccall et al. Rigorous project management can help raise a software product development process from an initial, immature stage that is unstable and unrepeatable to an optimized maturity level. The quality of the pathway between the sender and the recipient the number of times the message has to change form the number of.
More and better facilities are attributed to a higher price of land. Factors affecting utilization of antenatal care in ethiopia. Temperature factors density factors time factors composition factors. Ppt factors affecting demand powerpoint presentation. Water resources and their capabilities water supply providing safe and sufficient water supplies is one of the worlds greatest. Cost factors were classified in 6 groups, which are as follow. A software quality factor is a nonfunctional requirement for a software program which is not called up by the customers contract, but nevertheless is a desirable requirement which enhances the quality of the. Software quality is defined as a field of study and practice that describes the desirable attributes of software products. A software defect can be regarded as any failure to address enduser requirements. While fixing the prices of a product, the firm should consider the cost involved.
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