E-R diagram

Q: A. Draw a data model for the following entities, considering the entities as representing a system…

A: DATA MODEL The modeling of the data description, data semantics, and data consistency requirements…

Q: A Central University wants to automate their all kind of fee payment such as admission, examination,…

A: here, we have given entity relationship diagram and data flow diagrams for central university to…

Q: Given the ER-diagrams shown below, describe (in an organized way) as much as you can about the real…

A: As asked in this question we need to describe the E-R Diagram in an organised way and to do that we…

Q: Consider the E-R diagram in Figure 8.9, which contains specializations, usingsubtypes and subtables.…

A: Solution: It is not possible to create a schema where a person is both the employee and a student

Q: Draw a single ER diagram for the following as described above: A Foo is related to at least one…

A: Solution: An entity relationship diagram (ERD) is a common database diagram that shows the system…

Q: iven the ER-diagrams shown below, describe (in an organized way) as much as you can about the real…

A: Answer : The entities list of above ER diagram are : 1) office  2) employee  3) Patients. 4)…

Q: Read the case study and find the entities and attribute and make ERD Diagram?   Car Dealership…

A: Entity relation ship UML diagram

Q: Provide a separate ER diagram representing each of the following situations. 1.A is an entity. It…

A: ER diagram 1)

Q: Four entities of the organization are: Worker, Customer, Product and Department. (a) Suggest an…

A: Note: As per our guidelines, we are supposed to answer only one question. Kindly repost other…

Q: Computer Science Create the ER diagram for the following requirements and map it to relational…

A: ER diagram stands for Entity Relationship diagram. It contains mainly three components that are:…

Q: Visit two local small businesses, one in the service sector (e.g., dry cleaner, auto repair shop,…

A:

Q: The following Entity-Relationship diagram has two entity types and one relationship type. There are…

A: The given ERD diagram fails to the capture the following aspects in toto or incompletely or…

Q: Draw an Entity relationship diagram (ER) for a university according to the following rules: ­‐ For…

A: ER Diagram: An ER diagram shows the relationship among entity sets. An entity set is a group of…

Q: Develop/create a Decision Table and Decision Tree that represents the registration system at your…

A: I will explain it in details,

Q: Create an ER-Diagram which models the various Departments, Courses, Students, Employees of Manipal…

A: 1. Given entities are:* Students* Department* University* Course* Employees Attributes are the…

Q: A relationship between cash receipt and customer for an enterprise has cardinalities (0,1) cash…

A: Given: A relationship between cash receipt and customer for an enterprise has cardinalities (0,1)…

Q: diagram is a graphical representation of an information system, illustrating relationships among…

A: A(n) __________ diagram is a graphical representation of an information system, illustrating…

Q: Study the following case and Construct the Entity Relationship Diagram (ERD) showing entities,…

A:

Q: Create an Entity-Relationship Model to represent the data requirements of the problem given below.…

A: ERD for the given requirement: No of Entities: Person entity Employee Alumnus Student Staff Faculty…

Q: ERD Homework For the below two examples, identify the main entities and the related relationships •…

A: answer is

Q: An E-R diagram usually models the state of an enterprise at a point in time.Suppose we wish to track…

A: Changes to data over time are referred to as temporal changes. In ER diagrams, temporal changes are…

Q: 2. For example: 1. Create an ER model for each of the following descriptions: (a) Each Company…

A: Given:

Q: Consider the scenario described by the statement “A customer can make many payments, but each…

A: An ER model or entity relationship model is a data representation model that is used to represent…

Q: Create a Crow's Foot ERD Model for a Train Station with these entities. I already did the ERD…

A: Consider the ER Diagram for the train station. The ER diagram has following entities:   Train…

Q: Draw an E-R diagram for a patient appointment system. Consider the entities patient, patient…

A:

Q: 1. Create an ER model for each of the following descriptions: (a) Each Company operates four…

A: "Because of our guideline, we can solve one question at a time if you need the rest of the solution…

Q: 6. Consider the scenario described by the statement “A customer can make many payments, but each…

A: ER Diagram has been designed in Crow' Foot Notation for the given statement " A Customer can make…

Q: Define Erd Diagram & Read the case study and find the entities and attribute and make ERD Diagram?…

A: Assumptions:1A In!MatchAPlayer!entity!set,!we!added!a!unique!identifier!for!each!record!ID.2A…

Q: Consider an E-R diagram containing 2 strong entities A and B. The cardinality ratio between the two…

A: Minimum number of tables required are 4

Q: Draw the use case diagram of the online Pharmacy Management System where the "Patient creates a…

A: Answer : I attached a use case diagram please have a look once.

Q: Create an Entity Relationship diagram (ERD)

A: To draw a ER diagram for the given scenarios A division operates many departments, but each…

Q: A customer can make many payments, but each payment is made by only one customer.” Use this scenario…

A: ERD MODEL:  An ER model or entity relationship model is a data representation model that is used to…

Q: Draw an entity diagram diagram for a car rental business

A: ENTITY Notation :   ATTRIBUTE Notation :   RELATION Notation :

Q: Draw an Entity relationship diagram (ER) for a university according to the following rules: 1. --…

A: Here I'm giving you a picture of ER-Diagram which I've made according to your requirement and even…

Q: Consider a database that includes the entity sets student, course, and sectionfrom the university…

A: Below is the required E-R Diagram: - Explanation: - The ternary relationship is a type of…

Q: Develop an entity-relationship model for the following scenario. A piano manufacturer wants to keep…

A: I'm providing the answer to the above question. I hope this will be helpful for you.. Find the…

Q: Draw ER diagram for the below scenario. Show entity names, primary keys, attributes for each entity,…

A: Here we have 3 entity  Student Course SubCourse The relationship between Student and Course is 1:M…

Q: Using this completed instance diagram fill in the cardinality symbols for the ERD below. You will…

A:

Q: Draw an E-R diagram A car rental is an association between a customer, sales agent, and a car.…

A: Given: A car rental is an association between a customer, sales agent and a car. The objective is…

Q: A large metropolitan city supports several orchestras. Each orchestra has many musicians and each…

A: The er diagram is drawan below

Q: 3 Create an Entity-Relationship Model to represent the data requirements of the problem given below.…

A:

Q: Step 1: Data Modeling - Create an ER diagram: Draw an ER diagram that captures the preceding…

A: Here is the answer:-

Q: Draw an entity diagram diagram for a car rental business  identifying primary and foreign keys with…

A: E-R Diagram : Given : Customer - Customer_ID (pk), Cust_Title, FirstName, LastName, DoB,  Telephone,…

Q: Consider the scenario described by the statement "A customer can make many payments, but each…

A: Explanation: The Scenario “A customer can make many payments, but each payment is made only by one…

Q: rules. Your design should be at the logical level – include primary and foreign key fields and…

A: Here using UML I am trying to make ER model . I personally advice there may be more than one correct…

Q: Design a representation of the data in terms of entities, attributes and relationships between…

A: Given data, Designing and representation the data in terms of entities, attributes and relationships…

Q: Consider an E/R diagram which has information about students, courses, and enrollments, where…

A: Entity Relationship Diagram: Entity Relationship Diagram, also known as ERD, ER Diagram or ER model,…

Q: In an E-R diagram, there are two entity sets, students and courses, and one relationship set, take.…

A: E R Diagram