Which of the following does a relational database model use?
A. Logically related two-dimensional tables
B. Logically related three-dimensional tables
C. Physically related two-dimensional tables
D. Physically related three-dimensional tables
Answer:A
Which of the following does a relational database model use?
A. Logically related two-dimensional tables B. Logically related three-dimensional tables C. Physically related two-dimensional tables D. Physically related three-dimensional tables