Make a UML diagram, Entity Relationship Model with the following data from the table

Q: Develop ERD (Entity Relationship Diagram) for one of the following two scenarios. NOTE: No further…

A: Answer: We have drawn the the Entity relation diagram  for the one of the following so we have done…

Q: Explain weak and strong entity sets.

A: 1) An entity set refers to a collection of similar objects, concepts, or ideas that can be uniquely…

Q: Random Hospital Example ERD Problem Follow the Simple Procedure for ERD diagramming to design an…

A: ans given below

Q: Construct an (E)ER diagram for a hospital system with the following requirements: Patients…

A: The hospital system described below is a database system designed to manage information about…

Q: What exactly is the purpose of a business rule in data modeling?

A: in business: The rules, practises, concepts, or standards that will be followed in an organisation…

Q: The difference between a weak entity set and a strong entity set should be explained.

A: Strong Entity:  A powerful entity does not rely on any other entity in the schema for its existence.…

Q: Describe how functional dependencies may be used to show: • There is a many-to-one connection set…

A: Recognizing functional dependencies: The functional dependencies may be used to identify the…

Q: What is weak entity type? The formula? For instance. Alternative specialisation?What does the ER…

A: A weak entity kind in an Entity-Relationship (ER) replica is an entity that cannot be Exclusively…

Q: 1) Design an Object-Relational geodatabase, E-R diagram, and schema from the following elements.…

A:

Q: Transform an entity-relationship (E-R) diagraminto an equivalent set of well-structured(normalized)…

A: Lets see the solution.

Q: ER model relationships are represented using a.) relationship keys b.) primary keys c.) crows…

A: To find the solution for: ER model relationships are represented using  What do the cardinalities…

Q: can be converted to a strong entity set by simply adding the appropriate attributes. Why,

A: For the following reasons, a weak entity set is required:

Q: I have a HW that is asking me to draw on ERD diagram for a simple purchasing system that has order…

A: ERD diagram for Purchasing System:The ERD diagram for the simple purchasing system is as follows:

Q: What is the purpose of a business rule in the context of data modeling?

A: In the context of data modeling, a business rule serves as a crucial aspect of defining how data…

Q: Please specify weak entity type. Its secret? An example What is attribute specialisation?ER…

A: a weak entity is a type of entity that cannot be uniquely identified by its own attributes.…