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Estimating t-way Fault Profile Evolution During Testing
D Richard Kuhn1, Raghu N Kacker1, Yu Lei2
1National Institute of Standards and Technology, Gaithersburg, MD 20899, USA.
Most software interaction faults involve few variables. This study hypothesizes why this occurs, offering insights into fault removal and software reliability growth.
Area of Science:
- Computer Science
- Software Engineering
- Reliability Engineering
Background:
- Empirical studies reveal a pattern in software interaction faults.
- Most faults involve one or two interacting variables.
- Failures involving more than six variables are unreported.
Purpose of the Study:
- To propose a hypothesis explaining the observed distribution of software interaction faults.
- To explore implications for software fault removal strategies.
- To enhance understanding of software reliability growth.
Main Methods:
- Analysis of existing empirical data on software interaction faults.
- Development of a theoretical hypothesis for fault distribution.
- Discussion of the hypothesis's implications for fault removal and reliability.
Main Results:
- A hypothesis is presented to explain the prevalence of low-variable interaction faults.
- The findings suggest potential improvements in identifying and removing interaction faults.
- The study provides a framework for understanding reliability growth based on fault interaction.
Conclusions:
- The proposed hypothesis offers a novel perspective on software fault behavior.
- Understanding the origin of fault distributions can lead to more effective testing and debugging.
- This work contributes to advancing the field of software reliability engineering.
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