The robustness of a product is usually determined with rigorous testing by the company manufacturing or developing the product hardware terms, software terms, uptime. When used to describe software or computer systems, robustcan describe one or more of several qualities. It means, for instance, handling incorrect user input, either malicious or erroneous, handling lack of re. Robustness synonyms, robustness antonyms merriamwebster.
Jul 12, 2019 so robustness for tprocedures hinges on sample size and the distribution of our sample. In other words, companies can now develop the best product designs and the best tool designs for a robust stamping process. Input variability is the source of unexpected and often unintended product behavior. Robustness testing technique with solved numerical example software engineering lectures hindi and english. Robustness is the ability of software to cope with errors during execution. What is robustness testing in software engineering answers. This means more logic needs to be added to the system. Robust meaning in the cambridge english dictionary. Usage notes more and most robust are much more common than the forms ending in er or est. A software is robust, if any exception raised during its execution, in any architecture and with any initial state, is caught by. Jackknife robustness test the jackknife robustness test is a structured permutation test that systematically excludes one or more observations from the estimation at a time until all observations have been excluded once.
The robustness metric calculation t 3 was found to be the most influential of the three transformations in determining ranking stability, however, the other two transformations also contributed. Robustness has been defined by the food and drug administration as the degree to which a software system or component can function correctly in the presence of invalid inputs or stressful. Jun 20, 2005 robustness is something that should be designed into software from the ground up. A software is robust, if any exception raised during its execution, in any architecture and with any initial state, is. Not greatly influenced by errors in assumptions about the distribution of sample errors. We conclude that there is a need for more software robustness research on realworld, industrial systems and on software development phases other than testing and design, in particular on requirements engineering. Robustness testing has also been used to describe the process of verifying the robustness i. Software engineering stack exchange is a question and answer site for professionals, academics, and students working within the systems development life cycle.
Robustness testing is any quality assurance methodology focused on testing the robustness of software. Introducing a bug in these definitions means not just an insertion of a bug, but an. The method of carrying out robustness testing follows a set of conventions. Robustness definition and meaning collins english dictionary. I would assume that the question is about robustness of software. Robustness can encompass many areas of computer science, such as robust programming, robust machine learning, and robust security network. Here are a few links that discuss what it means to be robust in terms of software. Given that these conditions of a study are met, the models can be verified to be true through the use of mathematical proofs. Robustness testing technique with solved numerical example. Specific robustness tests for embedded realtime systems are not included in this report. We set 1990 as the start date since the formal definition of robustness in software engineering introduced by the ieee standard glossary of. A critical software quality attribute is robustness, i. To my best knowledge, robustness to noise or noise robustness is a slightly different term, that describe the stability of the algorithm performance after adding some noise to your data. The authors define robust software as a software that works for.
Robustness definition of robustness by the free dictionary. In the same line robustness can be defined as the ability of. It is one of the most useful properties of feedback. The lack of advance planning for robustness is a major factor in the numerous security and stability problems that plague some nonunixlike operating systems. Recalling the ieee glossary of software engineering where robustness is defined as the degree to which, a system or a component can function correctly in the presence of invalid inputs or stressful environmental conditions, we see that our measurement does not account for invalid inputs, but only for stressful environmental conditions. In computer science, robustness is the ability of a computer system to cope with errors during. In statistics, the term robust or robustness refers to the strength of a statistical model, tests, and procedures according to the specific conditions of the statistical analysis a study hopes to achieve. The characteristic of the process output or response to be insensitive to the variation of the inputs. Robust programming, also called bombproof programming, is a style of programming that prevents abnormal termination or unexpected actions. And this mean that it can be installed on more than one computer with. Information and translations of robustness in the most comprehensive dictionary definitions resource on the web. In the same line robustness can be defined as the ability of a system to resist change without adapting its initial stable. It the process of verifying whether a software system performs well under stress conditions or not.
Robustness is the property of being strong and healthy in constitution. So robustness testing is the way to assess the quality of a software product. As you can see from the definition, robustness involves errors. Oct 16, 2017 robustness testing is any quality assurance methodology focused on testing the robustness of software. This 2005 technical note provides guidance and procedures for performing robustness testing as part of dod or federal acquisition programs that have a software component. This has been a powerful tool in molecular evolution despite some skepticism regarding the robustness of these methods. Evaluating robustness of cloudbased systems journal of. This 2005 technical note provides guidance and procedures for performing robustness testing as part of dod or federal. However, you should use this switch very carefully, because you will deactivate all of your data verification which originally was implemented to increase your software robustness. Synonyms for robustness at with free online thesaurus, antonyms, and definitions. In conclusion, robustness metrics can be split into three transformations, which provides a unifying framework for the calculation of robustness. If you think there is one universally agreed upon definition of robust here, good luck. Robust programming university of california, davis.
On the other hand, you want to have correctness, which basically means the. The term is typically used in this sense in the marketing of software or computer systems to emphasize a selling point and does not refer to the first three meanings of the term. With a groupwise jackknife robustness test, researchers systematically drop a. Today, modern simulation software allows companies to also address stamping robustness issues during the earlier phases of product and tooling design. Since these problems can and do occur in live operation, this session examines how to evaluate a systemthis session examines how to evaluate a system ss robustness within the relative sanctity of the test lab. The specific focus of robustness analysis is on how the distinction between decisions and plans can be exploited to maintain flexibility. Robustness meaning in the cambridge english dictionary.
A term used to describe a hardware peripheral, hardware device, or software ability to withstand different situations without failing or crashing. The robustness of these estimates should be checked by excluding the samples of one or more of the areas alternatively. If the samples size is large, meaning that we have 40 or more observations, then t procedures can be used even with distributions that are skewed. Nov 27, 2017 robustness testing technique with solved numerical example software engineering lectures hindi and english. The word robust, when used with regard to computer software, refers to an operating system or other program that performs well not only under. Robust definition is having or exhibiting strength or vigorous health. Robustness is something that should be designed into software from the ground up. Of course, the performance will suffer from such assertions, and you may think that it is nonsense to leave them in the software, even after hundreds of tests.
Correctness, dependability, and reliability there is a relationship between software. Robustness is also what make it possible to design feedback system based on strongly simpli. Various commercial products perform robustness testing of software analysis. There can be some synonyms like bombproof or idiotproof. Setting the process targets using the process interactions increases the likelihood of the process exhibiting robustness. Look up words and phrases in comprehensive, reliable bilingual dictionaries and search through billions of online translations. The importance of software quality increases as software products become more intertwined with our everyday lives. Robustness is the ability of the closed loop system to be insensitive to component variations. Explanation and guide april 2005 technical note julie b. Robustness vs correctness competition software engineering. With a groupwise jackknife robustness test, researchers systematically drop a set of. In computer science, robustness is the ability of a computer system to cope with errors during execution and cope with erroneous input. A software is robust, if any exception raised during its execution, in any architecture and with any initial state, is caught by some exception handler.
When it is transposed into a system, it refers to the ability of tolerating perturbations that might affect the systems functional body. It should be noted that this last sense of the term robust is not uniformly accepted in technical circles. Translate texts with the worlds best machine translation technology, developed by the creators of linguee. Mar 15, 2020 software engineering resistant or impervious to failure regardless of user input or unexpected conditions. Details of the test procedures are provided mainly for windowsbased systems, but most of the test procedures can also be used on applications that run on other operating systems. What is the definition of the robustness of a machine. Basically, it requires code to handle bad invalid or absurd inputs in a reasonable way. Even at worldclass manufacturers, it may occur that a design successfully passes deterministic simulation while some of manufactured items fail production quality control.
Definition of robust the linux information project. Robustness analysis provides an approach to the structuring of problem situations in which uncertainty is high, and where decisions can or must be staged sequentially. The concepts of correctness, dependability, and reliability will be clarified to differentiate between robustness and each of them. So robustness for tprocedures hinges on sample size and the distribution of our sample. They can give multiple meanings that may cause robustness to become ambiguous.