3.Question 3Entity Relationship Diagrams (ERDs) are the foundation for designing databases. After creating an ERD, what is the first step you must take to map the ERD to the table?1 pointArrange the attributes by importance List the attributes alphabeticallySeparate the entity from the attributesNone of the above

Which of the following should we always do when preparing to map an ER diagram to relations?Select one:a.Normalize the ERD until no more normalization can be doneb.Check that the DBMS can interpret the constraints in the ERDc.Make sure that we have simplified the ERD as much as possibled.Make sure that our ERD has only one entity and one relationship

An Entity-Relationship Diagram (ERD) is a type of data model that shows the needs of an organisation as a _______________. Select the most suitable answer to fill in the blank.ReportListTableGraphicColumn

Entity Relationship Diagrams are output from the following phase of Database Development:Physical Database DesignConceptual Data ModelingLogical Database DesignDistributed Database DesignReview AnswerNext

One of these is not part of ER diagramsQuestion 1Select one:a.Entityb.Relationshipc.Attributed.Primary Key

Consider the following Relationship Entity Diagram(ERD)  Which of the following possible relations will not hold if the above ERD is mapped into a relation model?Marks : 1Negative Marks : 0Answer herePerson (NID, Name)Qualification (NID, ExamID, QualifiedDate)Exam (ExamID, NID, ExamName)Exam (ExamID, ExamName)