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Write short note on the various estimation techniques.
Algorithmic cost modelling - the cost estimation is depend on the size of the software. Expert judgement - The experts from software development and the application domain apply their experience to estimate software costs.
Estimation by analogy - The price of a project is computed by comparing the project to a like project in the same application domain and then cost can be computed. Parkinson's law - The cost is determined by available resources rather than by objective assessment. Pricing to win - The project costs whatever the customer ready to pay out it.
What are the benefits of modular design? Changes made during testing and maintenance becomes manageable and they do not affect other modules.
Problem 1. Explain why the use of a standard high-level language does not guarantee that software will be portable across a range of machines 2. Draw possible data flow diag
Equivalence class: -It shows a set of valid or invalid states for input conditions. An input condition is either a particular numeric value, a range of values, a set of related val
What are the conditions exists after performing validation testing? After performing the validation testing there two situations arise. The function or performance characterist
Q. What do you mean by Static analysers? Static analysers A static analyser operates from a pre-computed database of descriptive information derived from the source text of t
System evolution of life cycle process The lifetime of verge systems is too long. They must evolve to meet change requests. The evolution may be expensive. Existing sy
What are the various testing strategies for conventional software? i. Unit testing ii. Integration testing. iii. Validation testing. iv. System testing.
Q. Differentiate between iterative Enhancement Model and Evolutionary Development model. Ans. Iterative Enhancement Model: This model has the similar phases as the waterfall
Explain Defect? Ans) 1) From the producer's viewpoint: a product needs that has not been met or a product attribute possessed by a product or a function perform by a product tha
Q. Explain Lines of code - Software Metrics? Lines of code (LOC) is a software metric used to measure the size of a software program by counting the number of lines in the te
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