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Define Data Dictionary.
The data dictionary can be explained as an organized collection of all the data elements of the system with precise and rigorous explanations so that user and system analyst will have a common understanding of inputs, outputs, components of stores and intermediate calculations.
Problem: (a) Draw an Entity Relationship Diagram for the given case study. Show entities and relationships on the diagram (attributes should not be shown). Cardinality and op
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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
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The following program will display an integral solution to the quadratic equation ax2+bx+c for integral values of a,b, and c, where a,c fall between 0 and 10, while b falls between
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Question 1 Give the classification of computers and explain them briefly Question 2 Give the overview of application software Question 3 Explain the three main types of
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