Create a simple Entity-Relationship diagram of the system on Interactive method of data gathering at a workplace

Q: Draw an Entity Relationship Diagram (ERD) using Unified Modelling Language (UML) notation according…

A: Entity relationship diagram:- An entity relationship diagram (ERD), also known as an entity…

Q: Part 2) You are asked to design a conceptual data model using ER /EER diagramming for the business…

A: rectangle shows an entity oval shows attributes diamond shows relationship between two entities

Q: n an entity-relationship diagram, what does cardinality mean? 1:The data is saved concerning a…

A: Answer:

Q: Draw an Entity Relationship Diagram (ERD) using Unified Modelling Language (UML) notation  according…

A: I will explain it in details,

Q: Defintion of the Enhanced Entity-Relationship (EER

A: Defintion of the Enhanced Entity-Relationship (EER) model? Answer: Enhanced entity-relationship…

Q: Q1 / answer the following: 1- The difference between relational data model and entity- relationship…

A: 1. In Relational data model , the relationship between entity is represented using table. While…

Q: (a) Draw an Entity-Relationship (ER) diagram which models the scenario described below. Your diagram…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: The crow's foot in a diagram a.) is only used to show N:M relationships. b.) shows the relationship…

A: Crow's foot Diagram contains crow foot notation in which the cardinality and modality of the…

Q: Q.No.1.a. Draw ER- notation for the given elements of ER-Model. Entities Strong Entity Weak Entity…

A: Note: The solutions of the first three subparts of question 1 are shown below. Please repost the…

Q: Prepare an entity relationship diagram for the revenuecycle that includes entities, cardinalities,…

A: An ER diagram using crow's foot notation has been designed to comply with the given business rules .…

Q: The ER diagram below model the football league games and contains three entities and three…

A: The answer is

Q: Office stestbiame deptCode lastName frstName tacid rank Department employs Credits Faculty sRated…

A: a)entity type that has more than 2 relationships are- class and department class- relationship with…

Q: Entity-Relationship Diagram (ERD) is one of the data modeling tools that provides a software…

A:

Q: Scenario – “Generate ERD of Use Case Diagram” Task to do: i. Identify Entities with atleast 10…

A: I have drawn the E-R diagram for a Student Management System. I have taken 10 attributes in each…

Q: Review: Entity-Relationship (ER) "crow-feet symbol" О Опе-to-many: one sale person can have many…

A: ER-Diagram:

Q: 4.2 Draw an Entity Relationship Diagram (ERD) using Unified Modelling Language (UML) notation…

A: Entity Relationship Diagram (ERD) using Unified Modelling Language(UML) notation according to the…

Q: Identify the entity ⦁ Identify the entity’s attribute ⦁ Identify the primary and foreign Keys ⦁…

A: Entities: Professor Class Course Room Entity Attributes: 1. Professor: Name ProfessorId(Primary…

Q: Multiplicity is the same as what concept for an ERD? a. Relationship b. Attribute c. Entity d.…

A: multiplicity constraint represents for a relationship type. It represents the number (or range) of…

Q: Was cardinality ever used as a representation of anything in an entity-relationship diagram? 1:The…

A: INTRODUCTION : Foundation This question is from Database Management System, a Computer Science…

Q: ntity Relationship Diagram (ERD) using Unified Modelling Language (UML) notation according to the…

A: The erd has 3 entities and 2 associative Entity to remove the many to many relationship. The entity…

Q: entity Attribute and primary key, also draw Entity diagram?

A: I have answered this question in step 2.

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

A: I will explain it in details,

Q: The data modeling perspective that derives the business rules for a data model from an intimate…

A: Lets see the solution.

Q: Part 1) Given the ER-diagrams shown below, describe (in an organized way) as much as you can about…

A: This is the ER diagram of Personal Vehicle.We have to explain each relationship and each constraints…

Q: E-R model is an acronym for this. Encircle the correct choice. a. Entity reference model b. Event…

A: According to the information given:- We have to choose the correct option to satisfy the statement

Q: In an entity-relationship diagram, what does cardinality represent? 1:The distinct identifier for…

A: The CORRECT OPTION will be OPTION(2) which is "The relationship's maximum number of entity…

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: data flow diagram entity relationship diagram and use - case diagram. - Look/ search for a system…

A: Solution:--   1)As it has been required in the question to provide the explanation of the given…

Q: System analysis and design IT243 Assignment 2 Considering the following ER-Diagram, answer the…

A: An ER diagram stands for entity relationship diagram. In an E-R diagram, an entity is a real-world…

Q: Create a simple Entity-Relationship diagram of a Unobtrusive method of data gathering and Create a…

A: Create a simple Entity-Relationship diagram of a Unobtrusive method of data gathering and Create a…

Q: Concisely define each of the following keydata-modeling terms: conceptual data…

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

Q: What is Entity relationship modeling produce an entity relationship diagram for the scenerio below;…

A: Entity relationship modelling is a conceptual model which mainly contains three components that are…

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: level title enroll Student Date of birth Sname Snumber address Answer the following questions based…

A: There are Multiple questions,As per our guidelines we are supposed to answer only one question.…

Q: Examine the hierarchy for the university EER diagram (Figure 3-10). As a student, you are an…

A: Given: Examine the hierarchy for the university EER diagram (Figure 3-10). As a student, you are…

Q: Construct Entity Relationship Diagram (ERD) for the scenario given. Include all the actual and…

A: Ans:) There are 4 entities. vehicle, owner, inspection, and the inspector. The relationship is: own,…

Q: Illustrate an Entity-Relationship Diagram (ERD) model using Crow’s Foot notation  Here we can have…

A:

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

A: An entity-relationship diagram (ERD), often called an entity-relationship model, is a graphical…

Q: Draw an Entity Relationship Diagram (ERD) using Unified Modelling Language (UML) notation according…

A: Legal system – business rules:• In the legal system, a judge hears many cases throughout their…

Q: ______ represent real-world associations between entities.       Entities       Attribute…

A: A relationship between two entities signifies that the two entities are associated with each other…

Q: relationship between entity supertype and entity subtype is known as  _______.     Partial…

A: A relationship between entity supertype and entity subtype is known as a Total participation…

Q: A subtype is a sub-grouping of the entities in an entity type that is meaningful to the organization…

A:

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

A:

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

A: Here is the answer:-

Q: Give a Relational Model that corresponds to the Entity-Relationship Diagram given below: address M…

A:

Q: What exactly is the weak entity type? What is the key to it? Give an example what is an altrubute…

A: There are two types of weak entities: associative entities  subtype entities. The latter represents…

Q: Draw an Entity Relationship Diagram (ERD) using Unified Modelling Language (UML) notation  according…

A: The solution is :

Q: Draw an Entity Relationship Diagram (ERD) using Unified Modelling Language (UML) notation according…

A: Entity relationship diagram: An ER diagram is a visual representation of the entities and their…

Q: a) What is the main role of an ER diagram in data modelling? b) How many courses each student can…

A: a) What is the main role of an ER diagram in data modelling? Ans)ER diagram in data modelling helps…