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Q. Explain Predictive validity?
Predictive validity: It is the potential of the model to predict future failure behaviour from present and past failure behaviour. This capability is important only when failure behaviour is changing. There are two universal ways of viewing predictive validity based on the two equivalent approaches to characterizing failure random process namely
1. The number of failure approach as well as
2. The failure time approach.
We can visually ensure the predictive validity by plotting the relative error against the normalised test time.
Explain Basis Path Testing? Ans) Basis path testing is a white-box method. It permits the design and definition of a basis set of execution paths. The test cases created from th
Identify the type of cohesion in the following statements: 1. Compute average daily temperatures at various sites 2. Initialize sums and open files 3. Create new temperature recor
Determine the Software development models Software Engineering deals with development of software. Thus, understanding the basic characteristics of software is essential. Softw
Productivity and difficulty Productivity refers to metrics and measures of output from production processes, per unit of input. Productivity P may be conceived of as a metric
What are the advantages and disadvantages of size measure? Advantages: Artefact of software development which is simply counted. Many existing methods use LOC as a key input. A
Manual testing is the part of software testing that needs operator input, analysis, or evaluation. or A manual testing is a testing for which there is no automation. Instead,
Q. What is function point? Ans. Function point methods the functionality from the user point of view that is on the basis of what the user request and receives in return. C
Q. What are basic Key process areas in CMM? Ans) Key Process Areas (KPAs) adds the areas an organization could focus to improve its software process to the next level. Except f
Q. A supermarket requires to develop software to encourage regular customers. For this the customer requires to supply his name address telephone number and driving license number.
What is a process modelling and management tool?
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