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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.
State Entity /Relationship diagram. ERD depicts relationships among data objects. The ERD is the notation that is used to conduct the data modeling activity. The primary
Q. What is the use of a data flow diagram? Explain the important concepts of data flow diagram. Ans. A data flow diagram is utilized to show the functional view of an applica
Question 1 What do you mean by system's state of equilibrium? Also illustrate the process of stabilising system Question 2 Explain the concept of Planning and Design in syste
Hello Sir, i want help in my assignment. UNIT name: System analysis and design
QUESTION - RMI (a) Figure illustrates an RMI communication. Describe the role of each component in the RMI. (b) Explain the ter
What is the use of knowledge of risk acceptance to engineers? The past experience and historical data give better information about safety of products designing there are stil
What is Prototype Prototype is developed so that customers, developers and users can learn more about problem. Hence prototype serves as a mechanism for identifying software r
design steps
What is regression testing? Regression testing is the re-execution of some subject texts that have already been conducted to make sure that changes have not propagated unintend
Clear box testing is the similar as white box testing. It is a testing approach that consider the application's program structure, and acquires test cases from the application's pr
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