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Distinguish between verification and validation.
Verification refers to the set of activities that make sure that software correctly executes a specific function. Validation refers to a dissimilar set of activities that ensure that the software that has been built is traceable to the customer requirements. According to Boehm, Verification:" Are we building the product right?" Validation:" Are we building the right product?"
Write a test program that read an integer n and call a method to display a pattern as follows: 1 2 1 3 2 1 4 3 2 1 ... n n-1 ... 3 2 1 The method header is
Describe about the Environmental model It indicates environment in which system exists. Any small or big system is a sub-system of a larger system. For illustration, if softw
Data accuracy Don't collect redundant data The questions to be answered should be decided in advance and the needed data identified. Tell people why the data is being co
schema tools
Evolutionary prototyping Objective: The principal objective of this model is to deliver the working system to the end-user. Example-AI systems. Advantages
QUESTION (a) Compare the worker pool multi-threading architecture with the thread-per-request architecture. (b) What thread operations are the most significant in cost? (
Describe Equivalence Partitioning Ans) Input data of a program is separated into different categories so that test cases can be developed for every category of input data. The g
Q. For the structural chart given in fig.1 calculate the Information Flow index of individual modules as well as whole software. Total information flow = IF (main) + IF (A
Explain about the incremental model. Have same phases as the waterfall model. Phases are Analysis. Design. Code. Test. Incremental model deliver
Discuss the design steps of the transform mapping. Re-examine the fundamental model. Re-examine and refine the DFD for the software. Determine the DFD has either the
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