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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.
Q . Discuss the important issues that a SRS must address. Ans. SRS is the method of establishing the services the system should provide of the system in new it is difficult
Q. What is Control coupling? Control coupling: Module A as well as B are said to be control coupled if they communicate by passing of control information. This is typically a
What is the use of a data flow diagram? A data flow diagram is used to represent the functional view of an application domain. It represents all the significant business proces
Describe the various types of restructuring techniques. (a) Code Restructuring: It is performed to yield a design that produces the similar function but with higher quality t
What is DFD? Data Flow Diagram depicts the information flow and the transforms that are applied on the data as it moves from input to output.
Evolutionary Development model. Evolutionary Development Model : Evolutionary development model resembles iterative enhancement model. The similar phases as defined for the w
Why Software maintenance is require Software maintenance is done due to the below factors. i) To rectify the errors which are encountered during the operation of software.
What is meant by software change? Software change is termed as the change in nature of software as the requirements of software changes.
Q. Define the Equivalence class? Equivalence class:-It represents a set of valid or else invalid states for input conditions. An input condition is a specific numeric a set of
What types of models are formed during software requirements analysis? Functional and behavioral
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