IAO Data Modeler Certificate Exam
Question 1: What is the primary purpose of a conceptual data model?
A. To define physical storage details
B. To represent high-level business concepts and relationships
C. To specify indexing strategies
D. To detail table partitioning schemes
Correct: B
Explanations: A conceptual data model captures business entities and
their relationships at a high level without technical implementation
details.
Question 2: In which phase of the SDLC does a data modeler typically
begin creating logical data models?
A. Requirements analysis
B. System deployment
C. Maintenance
D. Retirement
