GENERIC ERD
Observe the GENERIC ER Diagram below:
This ER diagram will be used for the following questions citing Generic ER Diagram.
-If in the GENERIC ERD the Symbol 1 is >| and the Symbol2 is ||,then the number of optional columns in the relational schema resulting from mapping the GENERIC ERD is 0.
Correct Answer:
Verified
Q56: Two columns of two different tables in
Q57: A row of a relation can have
Q58: If one of two identical relational tables
Q59: If one of two identical relational tables
Q60: EAGLERUN TRUCKING DISPATCHER
Observe the ER diagram for
Q62: The relation resulting from mapping a weak
Q63: An entity and its 1:1 unary relationship
Q64: A restriction specifying that no salary entered
Q65: GENERIC ERD
Observe the GENERIC ER Diagram below:
Q66: For each employee middle initial is optional
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