Data and decision Archives

What is the difference between logical data independence and physical data independence? Which one is harder to achieve? Why?

Posted on December 13, 2022 by Assessments

Classification of Database Management Systems 2.1. Define the following terms: data model, database schema, database state,internal schema, conceptual schema, external schema, data independence,DDL, DML, SDL, VDL, query language, host language, data sublanguage,database utility, catalog, client/server architecture, three-tier architecture,and n-tier architecture.2.2. Discuss the main categories of data models. What are the basic differencesamong the relational model, […]

Write a business report of a maximum of 1,500 words to recommend two to three specific action steps of strategies for the chosen audience.

Posted on December 15, 2021 by Ambrose

Business report Write a business report of a maximum of 1,500 words to recommend two to three specific action steps of strategies for the chosen audience. These actions must be based on the findings out of a regression analysis. Those findings need to be explained throughout the paper. The paper must draw from other sources […]

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Category: Data and decision

What is the difference between logical data independence and physical data independence? Which one is harder to achieve? Why?

Write a business report of a maximum of 1,500 words to recommend two to three specific action steps of strategies for the chosen audience.