In an “Application Store” portal, items are managed for mobile users. Users can browse, download and install items of their interest from “Application Store” to their mobile device.  You are required to draw an Entity Relationship Diagram (ERD) to present above scenario. Apply appropriate cardinality and modality among entities of ERD.

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: 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: What does cardinality indicate in an entity-relationship diagram? 1:The unique identification for…

A: Introduction: This question is about the unique identifier for which data is stored. The…

Q: A, B are items at the higher level of the concept hierarchy, A1, A2 are the only subcategories of A…

A: Confidence –A confidence of 60% means that 60% of the customers, who purchased milk and bread also…

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: 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: In the space provided below, draw an ER diagram that includes entities for Clients, Contracts, and…

A: ER Diagram: The non-technical method of design operates on a conceptual basis , based on real world…

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

A: Entity relation ship UML diagram

Q: Given these business rules, create the Entity Relationship Diagram, include relationships and…

A: Entity-Relationship (ER) diagram:Entity-Relationship (ER) diagram is used to explain the logical…

Q: Draw a use case diagram based on the case study given below.Your diagram should contain at least…

A: Case Diagram:

Q: It is requested to draw an entity relationship diagram (ERD) for a hospital management system.…

A: To Provide ER diagram for hospital management system.

Q: It is requested to draw an entity relationship diagram (ERD) for a hospital management system.…

A: ER Diagram: Stands for entity relationship diagram. ER diagram is an association between the entity…

Q: , day of the week. Provider: In the same way the channel is hosted by provider. They have…

A: Draw an er diagram by following these constraints: Entities and attributes: Television_Channel: A…

Q: the system's entities, what is the most efficient method?

A: All of the system's entities, the most efficient method

Q: Given the information above, draw an EER Diagram showing the following: • Entities, • Attributes, •…

A: According to the given scenario,  There are four entities Hospital, Patient, Doctor, and Records.…

Q: A entity instance of one type related to exactly one-entity instance of another type is------? Many…

A: A entity instance of one type related to exactly one-entity instance of another type is------?…

Q: Let’s suppose you are developing an E-Commerce application for online mobile shop-ping. Implement…

A: ANSWER: E-Commerce: Ecommerce or electronic trade really implies the utilization of an electronic…

Q: Give an Example of a weak entity and its identifying relationship?

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

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

A: All entities must have surrogate primary keys. A contact person represents one or more suppliers…

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: Develop an Entity-relationship diagram for a TCS parcel delivery company that uses system-wide…

A: Entity-Relationship Diagram An ER diagram shows the relationship among entity sets. An entity set…

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: Establish the objective of an entity-relationship model and explain how it is constructed

A: Introduction: ER models explain how objects in a particular field of knowledge are interconnected.…

Q: 46. ______________ express the number of entities to which another entity can be associated via a…

A: Here is the solution which is mentioned below:

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: Because most events don't have an end time, the company only invoices the events afterward. To…

A: The given is a detailed description of EventHelper that is an organization that provides the medical…

Q: In a food delivery system platform, a registered customer can place many orders from all the…

A:

Q: Instructions: The figure below shows an EER diagram for a simplified credit card environment. There…

A:

Q: On which side of a many-one connection does the main key of one entity serve as a foreign key? On…

A: Given that: On which side of a many-one connection does the main key of one entity serve as a…

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: 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: True or false Statement: 1) We need to create a separate table for the "supported Component'…

A: True or False: 1) True Because to get a good relationship view we will be creating new table

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

A: Foundation This question was taken from the Database Management System paper that was given in the…

Q: What is the concept in which the entity(variable) and its attributes(type) are associated during the…

A: Entity :- Entity is smallest part of any programming language .              when entity run then…

Q: Produce an entity relationship diagram of the Grand villa Hotels system described above.

A: According to the information given:- We have to produce ER diagram of the Grand villa Hotels system.

Q: What distinguishes a weak entity from a strong entity required to connect with another entity is not…

A: Introduction: A weak entity from a strong entity required to connect with another entity is not…

Q: What is the meaning of the DOES BUSINESS IN associative entity, and why does each DOES BUSINESS IN…

A: Lets see the solution.

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

A: The solution is :

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: 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: What is the distinction between an entity class and an entity instance?

A: Intro Entity: Entity may be a thought to abstractly represent all instances of a bunch of comparable…

Q: Use ER Assistant to draw your diagram.   Draw an ER diagram that includes entities for Clients,…

A: ER Diagram: The non-technical method of design operates on a conceptual basis , based on real world…

Q: Create an ERD for a car dealership and also show entity names, primary keys, attributes for each…

A: Create an ERD for a car dealership and also show entity names, primary keys, attributes for each…

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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.