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Write short notes on empirical estimation models.
Estimation model for computer software uses empirically derived formulas to assume effort as a function of line of codes (LOC) and function points (FP). The values of LOC and FP estimated are plugged into estimation model. The empirical data that support most estimation models are derived from a limited sample of projects. So, results get from models should be used judiciously. The model must be tested and compared with real and predicted data
Explain about the E-R Diagram Entity-relationship (E-R) diagram is detailed logical representation of data for an organisation. It is data oriented model of a system while DFD
What are the advantages and disadvantages of big-bang? Advantages: This approach is easy. Disadvantages: It is difficult to debug.It is not easy to isolate errors whereas te
Problem 1. Explain Iterative Development Model in detail 2. Explain the Incremental Development Model in detail 3. What are the major technical and non-technical factors whic
A manifestation of an error in software. A fault, if encountered, might cause a failure.
Library Housekeeping Software: The market is flooded with a variety of packages specially designed to support library housekeeping operations such as acquisitions, cataloguing
Smoke testing It decreases the integration risk. Error diagnosis and correction are simplified
Configuration Management: Because of several reasons, software changes during its life cycle. As a result of the changes made, many versions of the software exist at one time.
data dictionary on library management system
how does software myth affects software process
developer
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