The relational model presents a(n) ________ view of the database organization and provides the basis for using a high-level language for database management.
A) physical
B) logical
C) open
D) closed
Correct Answer:
Verified
Q19: A good database management system should be
Q20: When data is grouped in records that
Q21: _ improves the performance of data operations
Q22: When we find an employee by the
Q23: Which of the following is NOT a
Q25: _ software functions as a layer that
Q26: A relational row represents an entity, similar
Q27: The _ is an attribute in one
Q28: A relational database management system protects data
Q29: Another name for a procedure, a named
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