Consider the following ER diagram:The minimum number of tables needed to represent M, N, P, R1, R2 is:Marks : 1Negative Marks : 0Answer here2345

Find the minimum number of tables required to represent the given ER diagram in relational model-

Let M and N be two entities in an E-R diagram with simple single value attributes. R1 and R2are two relationship between M and N, where as R1 is one-to-many and R2 is many-to-many.The minimum number of tables required to represent M, N, R1 and R2 in the relational model are _______.Marks : 1Negative Marks : 0Answer here4673

Consider the entities A1 and A2 in an ER diagram have simple single-valued attributes. B1 and B2 are the relations between A1 and A2. B1 is a one-to-many and B2 is a many-to-many relationship. There are no attributes present in B1 and B2. How many tables are required to represent this given model

Rectangles in ER diagram represents*

In ER diagrams, maxima and minima are drawn for relationships only.