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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.
Software project Management & Quality Assurance 1. Briefly explain various activities involved in project management. 2. What is COCOMO? Write necessary steps for cost estim
What is the meaning of SCM? Software Configuration Management is termed as a set of actions performed for identifying, organizing and controlling changes throughout the lifecyc
Modified ER diagram representing cardinalities When minimum cardinality of a relationship is one, then second entity is known as mandatory participant in the relationship. Ma
Q. Explain diffrent types of system testing? System testing System tests are designed to validate a fully developed system to assure that it meets its requirements. There are f
A) What is test-driven software development? Why test-driven software development is significant in agile development approach? B) Explain how the following software develo
Boundary Value Analysis: It's widely examined that input values at the extreme ends of input domain cause more errors in system. More application errors happen at the boundaries
Q. What is Structure chart? A structure chart is a top-down modular design tool construct of squares representing the different modules in the system as well as lines that conn
Software
Testing a new or an changed data processing system with the similar source data that is used in another system. The other system is taken as the standard of comparison.
Illustrate the use of the concept Encapsulation.
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