Explanation:E-R diagrams are simple and clear—qualities that may well account in large part for the widespread use of the E-R model. 2. The entity relationship set is represented in E-R diagram as
A. Double diamonds
B. Undivided rectangles
C. Dashed lines
D. Diamond
Answer:A
Explanation:E-R diagrams are simple and clear—qualities that may well account in large part for the widespread use of the E-R model. 2. The entity relationship set is represented in E-R diagram as
A. Double diamonds B. Undivided rectangles C. Dashed lines D. Diamond
Explanation:Dashed lines link attributes of a relationship set to the relationship set.