During systems implementation and operation:
A) a conceptual data model (E-R with attributes) is prepared.
B) a logical model (relational) is prepared.
C) physical files and database designs are prepared.
D) an enterprise-wide data model is prepared.
E) database and file definitions are prepared.

Question

Quizplus · Accepted Answer

During systems implementation and operation, database and file definitions are prepared. This involves translating the logical data model into a physical database design, determining file organization, and specifying data types and structures for each attribute. Choices A, B, C, and D are all steps that typically occur earlier in the systems development life cycle, during the analysis and design phases.

During Systems Implementation and Operation