10 Questions
What is the purpose of a local data model?
To describe requirements for one or more user views of a database
What is the result of merging local data models during database design?
A global data model
What is the main purpose of data modeling?
To assist in understanding the meaning of the data
What is the main goal of database design?
To create a design for a database that supports the enterprise's mission statement and mission objectives
What is a characteristic of the view integration approach?
It involves merging local data models to produce a global data model
What are the main approaches to database design?
Top-down, bottom-up, and mixed
What is an advantage of data modeling?
It assists in understanding the meaning of the data
What is the role of a global data model?
To represent all user views of a database
What is the main focus of logical database design?
Data modeling and user views
What is the result of merging local data models?
A global data model
This quiz covers the basics of data modeling, including understanding user perspectives, data nature, and data usage across views. Learn about the criteria for creating an optimal data model.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
