Question 1 Consider the ERD shown. produces MANUFACTURER invoices purchases CUSTOMER (a) Write a narrative description of the objects and relationships. (b) How many invoices can exist between an instance of manufacturer and an instance of customer? (c) How many products can a customer purchase in one instance of the purchases relationship? PRODUCT

Q: n the attached diagram, which of the following statements are true?       primary key for section…

A: Weak entities are represented with double rectangular box in the ER Diagram and the identifying…

Q: Transform the EER diagram to a set of relations and develop a relational schema.

A: ER-DIAGRAM:   A Diagram on Entity-Relationship (ER) is a flowchart that shows the way "entities"…

Q: EER (Enhanced Entity Relationship) diagram: C) Person o person ID : int name: string address :…

A: Introduction and the overview of the query -In this question we have to understand about the given…

Q: Make the entity-relationship model in Luicdchart for the following case: In the company Tecno1818…

A: Entity Relationship model is used for data modeling to database. It defines the relationship between…

Q: Using any diagramming software, create an ER Diagram for the following:  A database is being…

A: INTRODUCTION: Entity Relationship Diagram, or ER Diagram for short, is a diagram that shows the…

Q: Develop ERD (Entity Relationship Diagram) for one of the following two scenarios. NOTE: No further…

A: Answer: We have drawn the the Entity relation diagram  for the one of the following so we have done…

Q: Print the course code, start date, and number of attendants for all course offerings that had at…

A: According to bartleby strategy I am permitted to address explicit number of inquiries (counting…

Q: 2.Given the following database in Figure 1 Employee(ssn:int,name:string.jobTitle:string)…

A: Entity Relationship Diagram (ERD) or Entity Relationship Diagram (ERD) is a diagram that shows the…

Q: Courseld CourseCode CourseName Capacity Instructorld 7994 CS168 125 HIST64 175 8914 5024 8367 8901…

A: Given  Tabel1:- Course Table Table2:- Instructor SELECT CourseNameFROM CourseWHERE…

Q: et A be the students {Tom, Jim, Lisa, Mary}, B be the courses {C100, C200, C300, C400}, C be the…

A: Let A be the students {Tom, Jim, Lisa, Mary}, B be the courses {C100, C200,C300, C400}, C be the…

Q: Give an explanation of the entity-relationship model's operation.

A: Introduction: They are also known as the ERDs or ER Models, and they use a preset collection of…

Q: Draw ERD and Map to Relations Map the ERD you have created to relations including all keys (PKs and…

A: ERD Diagram and Map to Relations:- A system's various entities and their relationships to one…

Q: WEEK 8 ASSIGNMENT   create a star schema for the Bob's Fixit Group Case Study  . The star schema…

A: Here we have given a star schema for the Bob's Fixit Group Case Study. you can find the solution in…

Q: How do you know whether to convert a relationship to an associative entity type?

A: These entities are used when user wants a relationship to be mixed in a relationship.For example…

Q: Give an example of how attributes are used in a relationship model, and what the generic term for an…

A: Entities in the ER model contain characteristics that may be single-valued, multi-valued, composite,…

Q: the entity relationship diagram

A: Given :- In the above given question, the statements along with the identifier and related…

Q: 12. Which four types of relationships are valid in Use case Diagram a. Association b. Generalization…

A: Different relationships show connections and interactions between distinct elements in a use-case…

Q: Model the following use case using a sequence diagram: M1: The customer provided an order request to…

A: Please check the step 2 for solution of your question

Q: BANK Code Name Addr Phone BRANCHES ACCTS Acct no San Balance ACCOUNT A.C Name CUSTOMER Type BANK…

A: Relational model corresponding to given ER Diagram of Bank database systems:   1. BANK(Code, Name,…

Q: Make a relational diagram with the following data: 1. Patient Entity: RUT (Primary Key): Integer…

A: In this question we have to understand about the given relation ships and design a relationship…

Q: Draw an ER-diagram for the following relational schemes. (Hint: bed and wardrobe are both…

A: The Entity-Relationship (E-R) diagram for the given relational schemas is as follows,

Q: Explain the usage of attributes and the generic name for attribute in the relationship mode

A: I have provided answer in step2

Q: How do package managers, like "yarn" and "npm", differ in their handling of dependencies?

A: The choice between "yarn" and "npm" often comes down to personal preference and the specific needs…

Q: According to the university database that we explain in the class, explain how functional…

A: In the context of a university database, functional dependencies play a crucial role in indicating…

Q: Given the following ERD. ID name salary Instructor Grades teaches ID name salary Student 1) What is…

A: - We need to talk about the ERD diagram provided.

Q: What kind of Entity instance would it be? REGISTRATION, COURSE, AND STUDENT A. Ali, Mohammed, and…

A: Entity-instance refers to an object or member of that entity type. For any entity, its members are…

Q: Many to many relationships (a non spcific relationship) are resolved into a pair of one-to-many…

A: Many to many relationships (a non spcific relationship) are resolved into a pair of one-to-many…

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: 13. An unnormalized table means that: a. it has repeating groups. b. it has partial and transitive…

A: Answer: (B) it has partial and transitive dependencies. A connection that contains recurring values…

Q: HOMEWORK #6 Consider the following flawed ER diagram representing clubs and their activities. ID…

A: Club (ID, name) Activity (date, time, description, building, room, capacity, sponsor) Room…

Q: xplanation of the entity-relationship model's op

A: INTRODUCTION: In a given topic of knowledge, an entity-relationship model (or ER model) represents…

Q: The three main constructs of the entity-relationship modeling notation include each of the following…

A: The three main construct of ER modeling are attributes,entity and relationship..with all the three…

Q: 2. When a student's grade is changed, we need to record information on the teacher who changed the…

A: In this question we have to understand and explanation of how to record information on the teacher…

Q: e draw diagram. Dont copy that is repeatable.  I would downvote for copied content.

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

Q: 02: Construct an E-R or UML diagram for the following SALES COMPANY database which has network of…

A: ER diagram Entities: Customer(cusNo,cusname,SPNO,HQcity) Employee(Eno,Custno,Empname,title)…

Q: What kind of Entity instance would it be? REGISTRATION, COURSE, AND STUDENT A. Ali, Mohammed, and…

A: Introduction: An entity instance is a manifestation of an entity inside that category, as opposed to…

Q: b. Draw an Entity Relationship diagram from each of the following descriptions. Include the…

A: Here in this question we have given two statements and we have asked to draw ER diagram.also Include…

Q: Map the EER diagram to a relational schema and transform the relation into 3NF

A: The objective of the question is to map the given Enhanced Entity Relationship (EER) diagram into a…