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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 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
Define Data Flow Diagram. A Data flow diagram is a graphical representation that depicts information flow & the transforms that are applied as data move from input to output.
Demonstrate the symbol used in data dictionary A number of the symbols used in data dictionary are as following: X= [a/b] x comprises eithe
Construct an E-R Diagram for the application described on the next page. Include any additional assumptions you made about the application requirements. The assumptions may not dir
What is Benchmark? Ans) A Benchmark is a standard to calculate against.
Explain the role and functions of a Systems Analyst in the overall project development.
Instructions: For this assignment, you will be using stacks and queues to solve a maze in a couple of different ways. You are supplied with code to start you off. When run, it ope
Why is maintenance of a software important? The alteration of a software product, after delivery, to correct faults, to improve performance or other attributes, or to adapt th
What is meant by Information flow Continuity? When we refine a fundamental model for a system, the information flow continuity should be maintained .ie, input & output to each
This method categorizes the inputs and outputs of a class in order to test them separately. This decreases the number of test cases that have to be designed. To verify the diffe
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