What two conditions must be met before an entity can be classified as a weak entity?Give an example of a weak entity

Q: Differentiate between weak entity set and strong entity set

A: Note: There are multiple questions are given in one question. According to the rule, you will get…

Q: Draw an entity-relationship (E-R) diagram torepresent common business situations.

A:

Q: Contrast among the following; Generalization; Specialization Entity type ;Entity Instance

A: Answer:

Q: What is the difference between a weak entity and one that requires communication?

A: Answer: The other entity that is required for communication is a strong entity. So, Weak entity and…

Q: Can you identify what each weak entity in this diagram

A: Weak entity means those entities which doesn't have primary key of itself and therefore depends on…

Q: Explain the distinction between entity type and entity instance.

A: GIVEN: Explain the distinction between entity type and entity instance.

Q: TRUE or FALSE - A super-entity can only have two sub-entities and no more.

A: A SUPER-ENTITY CAN HAVE MORE THAN TWO SUB-ENTITES

Q: a. Draw ER- notation for the given elements of ER-Model. 1. Entities a. Strong Entity b. Weak Entity…

A: Strong Entity: Weak Entity: Associate Entry:

Q: Draw an ERD that satisfies the following business rules (note composite entities, weak entities,…

A: The Entity Relationship model is Important data structure, which is capable of giving detailed…

Q: 4) Draw an ERD that satisfies the following business rules (note composite entities, weak entities,…

A: ERD (Entity Relationship diagram): ERD is also known as Entity-Relationship Diagram, ER Diagram or…

Q: What does it mean to be a weak entity? Set a good example.

A: Introduction: Although an entity type should contain a key attribute that uniquely identifies each…

Q: is a term used to measure the number of relationships between an entity and other entiti…

A: We are going to understand which terms is used to measure the number of relationship between an…

Q: An entity that depends on an other entity to exist is called ________ entity

A: There is something known as an entity, and it is that thing. If you're working with databases, an…

Q: Design an Entity Relationship Diagram for the following example

A: For given given scenario we can have following  entities and their corresponding attributes :…

Q: 10. Consider the following entities: Job applicant b. Company c. Interview а. d. Job offer Design an…

A: The four entities and their attributes can be listed as follows: a. Job applicant: Name Phone…

Q: Computer Science • Prepare an entity relationship diagram level 2 - Weak Entity, Aggregation, IS-A…

A: Note: As guidelines by bartleby, we can only write text or attach images but we cannot send word…

Q: Give 5 examples on each business rules IN ENTITY RELATIONSHIP DIAGRAM

A: Given: Give 5 examples on each business rules IN ENTITY RELATIONSHIP DIAGRAM

Q: Interpret the different form of Entity used in the given scenario of ER diagram. Illustrate the…

A: Strong entity Account Region Item creep Weak Entity Character Item Instantiation creep…

Q: Describe the objective of an entity-relationship model.

A: Entity Relationship Diagram: The ERD (or Entity Relationship Diagram) is a tool for discussion,…

Q: What two criteria must an entity meet in order to be categorized as a weak entity? Give an example…

A: The Answer

Q: Use ER Assistant to draw your diagram.   Draw a self-referencing entity type for the Employee…

A: The diagram is shown below

Q: Give a detailed description of an entity. Define and illustrate with sample an Entity Relationship…

A: Entity: It is described as a real-world object. It has a physical existence and a conceptual…

Q: An entity type whose existence depends on another entity type is called a entity. Select one: O a.…

A: The answer of the question is given below

Q: Create an Entity Relationship Diagram (ERD) using UML notation after studying the business rules…

A:

Q: What are the two requirements that an entity must have in order to be classified as a weak entity?…

A: We have to discuss What are the two requirements that an entity must have in order to be classified…

Q: Create an entity relationship diagram based on the following DFD Level 0

A: ERD stands for Entity Relationship Diagram which has a graphical representation of an information…

Q: Using the use case diagram draw a Rich Picture and  Entity Relationship Diagram.

A: Solution: An Entity-Relationship (ER) Diagram is a form of flowchart that shows how "entities"…

Q: What two criteria must an entity satisfy in order to be categorized as a weak entity? Provide an…

A: weak entity is one which is dependent on strong entity. if strong entity is not there weak entity…

Q: If any of the following choices are applicable, please tick them. This model includes entities like…

A: This model includes entities like as customers and accounts; employees; checks; and transactions.…

Q: The cardinality ratio depends on the real-world meaning of the entity types involved and is defined…

A: 1. Student can only one social Security number while a social Security number can belong to only one…

Q: What is the difference between a weak entity and a strong entity that is necessary to have a…

A: This question comes from Database Management System which is a paper of Computer Engineering. Let's…

Q: Why is it recommended that every ternary relationship be converted into an associative entity?

A: GIVEN: Why is it recommended that every ternary relationship be converted into an associative…

Q: Describe the purpose and operation of an entity-relationship model.

A: Models of entity relationships are based on the relationships between entities in the actual world.…

Q: What is the definition of an Entity type?

A: Ans.) Entity type:- A person, organization, object type, or concept about which information is…

Q: What are the two requirements that an entity must meet in order to be classified as a weak entity?…

A: Here are The Two requirements that an entity must meet in order to be classified as a weak entity…

Q: The participation of the weak entity in its relationship with the strong entity that defines it is

A: Explanation: The Identifying Relationship represented with a dual-diamond denotes the connection…

Q: Applying your knowledge in Enhanced Entity Relationship modeling, Develop an EER model for the…

A: Answer: We will draw our EER model for the given situation, using the traditional EER notation or…

Q: Is there a need for creating an associative entity? If so, draw one, if not, then suggest

A: An associative entity could be a term utilized in social and entity–relationship hypothesis. A…

Q: Suppose you have the Entity Relationship model shown in the figure below: receives Vehicle Service…

A: 1. One vehicle can provide one service at a time  One service required one vehicle at least 2.  An…

Q: Create an entity-relationship diagram for the three entities showing the correct cardinalities

A: An entity-relationship diagram for the three entities showing the correct cardinalities is as…

Q: Prepare a Crow’s Foot Entity Relationship Diagram for the application described in the following…

A: Following entities exist for the above relations: Player Division Team Coach League Game The…

Q: Define the term entity and give an example of an entity (other than the one from this chapter).

A: An entity represents a real-world example. It represents the real-world object.

Q: An entity that depends on an other entity to exist is called ________ entity.     Derived…

A: An entity is an object that exists. In database administration, an entity can be a single thing,…

Q: What does it mean to be a weak entity? Give an illustration.

A: An entity which can only exist when it is owned by another entity is called a weak entity. In terms…

Fundamentals of Managing Data

Data management is creating, organizing, storing and managing the data collected and created by any organization.Effective data management is a crucial part of today's world. Data management provides analytical information on the vast amount of data collected from business applications daily, which helps make critical business decisions and plan and bring out the best strategies.