An Oval Represents Which of the Following in an Erd

- April 17, 2022

Each supertype has only one subtype. Which of the following statements is true about symbols used in the entity-relationship diagram.

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Relationship 3Optional One 4.

. A Attribute b Entity c Optional One d Relationship. Every ellipse represents one attribute and is directly connected to its entity rectangle. Attribute Entity Optional One Relationship.

Question is In an E-R diagram ellipses represents Options are A attributes B Entity sets C link in attributes entity sets D relationship among entity sets E Leave your comments or Download question paper. Which one of the following symbols is not used in an ERD. An action assertion must include which of the following.

In ER diagrams the existence dependency is shown by. If the rectangle has a single line it is a strong entity set. Identify and document the business events or activities that are of interest to users and the resources and agents that are related to the events.

In an Entity-Relationship Diagram Ellipses represents. Entity set and relationship set. The name of the entity set is inside the rectangle.

The partial key is differentiated by other keys in database by underlining the key with. 5 A supertypesubtype hierarchy is which of the following. A Attribute b Entity c Optional One d Relationship.

All of the above. A Rectangle b Oval c Diamond d Circle. An oval represents which of the following in an erd a.

Questions from Previous year GATE question papers. Entity-Relationship Diagram E-R diagrams can have the following components. An oval represents which of the following in an ERD.

An Entityrelationship model ER model describes the structure of a database with the help of a diagram which is known as Entity Relationship Diagram ER DiagramAn ER model is a design or blueprint of a database that can later be implemented as a database. 1 Attribute 2 Relationship 3 Optional One 4 Entity. Used to represent entity sets.

A Rectangle b Oval c Diamond d Circle. View Answer Report Discuss Too Difficult. Every node is then connected to its attribute.

6 A rectangle represents which of. This is a Most important question of gk exam. View Answer Report Discuss Too Difficult.

Modeling Data in the OrganizationDatabase mcq questions and answers with easy and logical explanations for various competitive examination interview and entrance test. Database Mcq question are important for technical exam and interview. Options is.

Each subtype has only one supertype. If the rectangle has double lines it is a weak entity set. Comment Related Questions on ER Model and Business Rules.

An oval represents which of the following in an EER. An oval represents which of the following in an ERD. An oval represents which of the following in an ERD.

A rectangle represents which of the following in an ERD. Each supertype has only one attribute. If the attributes are composite they are further divided in a tree like structure.

Used to represent attributes. Login into Examveda with. The Chens ERD notation is still used and is considered to.

Each subtype has only one attribute. That is composite attributes are represented by ellipses that are connected with an ellipse. Different shapes at the ends of these lines represent the cardinality of the relationship.

An oval represents which of the following in an ERD. Crows foot notation is used in Barkers Notation Structured Systems Analysis and Design Method SSADM and information engineering. Which one of the following symbols is not used in an ERD.

In entity-relationship the entity type which has existence dependency constraint is classified as. An oval represents which of the following in an EER. An oval represents which of the following in an ERD.

Modeling Data in the Organization MCQ Questions and Answers based on the Database System for interview preparation of competitive exams and entrance test page 2. An oval represents which of the following in an EER. Which of the following symbols represent relationship sets in an ER diagram.

An ellipse represents an attribute. An oval represents which of the following in an ERD. The main components of E-R model are.

Crows foot diagrams represent entities as boxes and relationships as lines between the boxes. Attribute Entity Optional One Relationship.

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