Types of Data Models: Conceptual, Logical & Physical
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Types of Data Models: Conceptual, Logical & Physical
There are three different types of data models: conceptual, logical and physical, and each has a specific purpose and is suited for a particular audience ...
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1. Explain how conceptual data modeling is different when you startwith a prepackaged data model rather than a clean sheet of paper.2. What are the linkages among DFDs, decision tables, and E-Rdiagrams?9:1. What is your approach to designing a database for a private patientregistration system for a small medical office?2. What are the advantages and disadvantages of normalization?
1. Explain how conceptual data modeling is different when you startwith a prepackaged data model rather than a clean sheet of paper.2. What are the linkages among DFDs, decision tables, and E-Rdiagrams?9:1. What is your approach to designing a database for a private patientregistration system for a small medical office?2. What are the advantages and disadvantages of normalization?
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