Question
What is logical database modeling used for? a) The implementation of the database and how to construct it. b) Gathering information about a business's needs--
What is logical database modeling used for?
a) The implementation of the database and how to construct it.
b) Gathering information about a business's needs-- determining what kind of data needs to be stored in the database.
c) To create a more efficient ER diagram
d) To better elicit business rules from interviews
What is NOT involved in the requirements analysis?
a) Interviews with users and management
b) Analysis of future needs
c) Examination of the business being modeled
d) Creation of an ER diagram
The mission statement of a database declares the specific purpose of the database in general terms. What other purposes does it serve? Select all that apply.
- Keeps the creator from diverting attention elsewhere.
- Provides an overview of the interview with users and management.
- Provides a focus for design efforts.
- Prevents the database from becoming unnecessarily large or complex.
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