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Open Issues On Sqam
- 1. Macroscopic Focus on Issues with Software Quality Models and Metrics Anjan.K III Sem M.Tech CSE M.S.R.I.T 15/Oct/2009 1 SEM : Open Issues in Software Quality Models
- 4. Missing Facts on quality
- 5. Open Issues
- 7. Summary
- 8. References15/Oct/2009 2 SEM : Open Issues in Software Quality Models
- 9. Introduction (1/2) Software Industry has different markets like open source and commerce. New markets Stress on quality not only for very high expectation of customers but also delays its de commissioning. Software metrics and quality models plays pivotal role in measurements of software quality. Attempt to standardize Software quality by ISO and IEEE. 15/Oct/2009 3 SEM : Open Issues in Software Quality Models
- 10. Introduction (2/2) Software Metrics are tools to measure Program Source Code Architecture Performance Software Quality models are based on the quality assessment plan Missing Facts on quality is the difference between observer and observation and the view of the human needs. Important aspect of SE is to Conceptual ideas in to technical reality. 15/Oct/2009 4 SEM : Open Issues in Software Quality Models
- 11. Open Issues - 1 Human Estimation Person looks at code or end product to judge the quality Problem Different taste, Different Values Assessment of quality by own is not practical Solution Birds of same feather flock together – categorize people who deal with different aspect of software. 15/Oct/2009 5 SEM : Open Issues in Software Quality Models
- 12. Open Issues - II Software Metrics Problem No standard measurement to judge attributes in objective manner. Evaluation of software code in not enough Acceptable value for metrics evaluation Solution Evaluate code by run time values. 15/Oct/2009 6 SEM : Open Issues in Software Quality Models
- 13. Open Issues - III Quality Model Is a schema to better explain of our view of quality. Quality Model evaluates on quality characteristics and also relates to its sub characteristics. Problem Are all sub-characteristics equal in affecting software characteristics – impact on sub characteristic is not equivalent to its characteristics Main Concept of quality are missing because quality does not distribute in specific part. Solutions Coefficient Extending the quality models to define super characteristics. 15/Oct/2009 7 SEM : Open Issues in Software Quality Models
- 14. Figure 1: example of levels of quality characteristics 15/Oct/2009 8 SEM : Open Issues in Software Quality Models
- 15. Summary Brief introduction to Software quality models with issues. Software qualtiy models supplementary layers of characteristics and defining them in clearly. Aspects on assessment plan that encompasses quality model and metrics. 15/Oct/2009 9 SEM : Open Issues in Software Quality Models
- 16. References [1] KhashayarKhosravi et.al., “Issues with Software Quality Models”, GEODES [2] An article at URL explaining about ISO 9126 SQA http://www.sqa.net/iso9126.html [3] Stephan Kan, “Metrics and Models in Software Quality Engineering”, 2nd edition,2003 reprint, Addison Wesley. 15/Oct/2009 10 SEM : Open Issues in Software Quality Models