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What are the various elements of data design?
i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data dictionaries.
ii. Databases - Using software design model, the data models are translated into data structures and data bases at the request level.
iii. Data warehouses - At the business level useful information is identified from several databases and the data warehouses are formed.
Discuss in detail about Structural Modeling. Structural model includes a detail refinement of ERD, data flow model and control flow model. Creating an ERD. For example
Methodology and system Functionality: High level views of the proposed system in terms of the requirements that will be supported by the proposed system in the context of busine
Q. What is stepwise refinement? Stepwise Refinement:-Stepwise Refinement is a top-down design strategy initially proposed by Niklaus Wirth. A program is developed by consecutiv
Problem 1 Explain change control? Write down the steps followed for change control Problem 2 Explain the concept of Baselines with reference to software configuration m
What are the Related data items Related data items captures details of related attributes. Range of values store total possible values of that data. Data structure definition c
What is a boundary value analysis? A boundary value analysis is a testing procedure by which the elements at the edge of the domain are selected and tested. It is a test case d
The University needs to develop an online student registration system for new CAO entrants. This system will allow new students to enroll in their university course. Each student i
What is process involved in maturity levels in SEIs CMM. Level 1: Initial - a small number of processes are defined and individual efforts are taken. Level 2: Repeatable - T
Function points: Function point calculates the functionality from the user point of view, that is, on the basis of what the user request and receives in return. Thus, it deals wit
What is meant by software change? Software change is explained as the change in nature of software as the needs of software changes.
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