At what stage(s) in the database design process is a data model created? (Check all that apply.) a)Conceptual design b)Implementation and conversion c)Operation and maintenance d)Physical design e)Systems analysis

B, C and D

Explanation:

A database is an online storage system, used by companies and developers to hold information. They are a group of server dedicated to hold information.

Data are compiled and are easily accessible to authorized users.

The database creation follows series of processes. They are conceptual design, implementation and conversion, operation and may, physical design and lastly, system analysis.

The implementation, operation and physical design processes makes use of the created data model of the database.

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