Question: When the DA performs the data-definition function, the first step is to: a. Determine whether some database users have already established in the database at

When the DA performs the data-definition function, the first step is to:

a. Determine whether some database users have already established in the database at least some of the data items needed

b. Design a logical structure that attempts to mirror the user's real-world view of the data

c. Use the data definition language to model the data structure needed

d. Formulate the storage structure needed

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