Construct an ER Diagram from the following case study A new established company database needs to store information about employees (identified by NIC, with salary and phone as attributes), departments (identified by dno, with dname and budget as attributes), and children of employees (with name and age as attributes). Employees work in departments; each department is managed by an employee; a child must be identified uniquely by name when the parent (who is an employee; assume that only one parent works for the company) is known. We are not interested in information about a child once the parent leaves the company.

Q: Create an E-R model for the following scenario. Show entity names, primary keys, attributes for each…

A: We need to create ER diagram for above case studies See below step for diagram.

Q: Need dependency diagrams 2NF and 3NF database

A: Employee Table

Q: Consider the following scenario and draw an E-R diagram for Mozar. Mozar has decided to store…

A: Entities: ----------------------------------- Album : Attributes: Title, Copyright date Format,…

Q: For questions 1 through 3, state whether the statements are True or False (Do not provide any…

A: The solution is given in the below step Explanations are also given for your understanding only

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: 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: Create an E-R model for the following scenario. Show entity names, primary keys, attributes for each…

A: According to the information given:- We have to follow the mentioned scenario in order to make the…

Q: need diagram Design an ER schema for prescription monitoring based on the given data: Patients are…

A: Given solution:-

Q: What type of relationship in the conceptual model is converted to an entity in the logical database…

A: Conceptual ERD models the business objects that should exist in a system and the relationships…

Q: please answer all the questions. much thanks Question Al The relational model below (in Figure 1)…

A: Answer

Q: uct a context and data flow diagram level-0 supporting the logical design/implementation of the…

A: Lets see the solution.

Q: When a database is “normalized” it is restructured (according to a series of normal-forms, which we…

A: Normalized diagram with explanation.

Q: Create an airline database. Customers and their bookings must be kept in the database, as well as…

A: Answer

Q: Design an ER schema for prescription monitoring based on the given data: Patients are defined by an…

A: What is ER Diagram?ER Diagram stands for Entity Relationship Diagram, also known as ERD is a diagram…

Q: Consider the following Scenario. Design a database for an airline. The database must keep track of…

A: The ask is to design a database for an airline, keeping track of customers and their reservations,…

Q: Which one is correct When transform the following ER diagram into a relational schema name manager…

A: employee is the relation and the remaining will be the attributes and relationship

Q: Write a schema for an operation to remove a parent/offspring relationship from the database.

A: The DROP TABLE command is used to either relocate a table or an object table to the recycling bin or…

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

A: It is defined as a systematic collection of data. They support electronic storage and manipulation…

Q: ER Modeling

A: ANSWER: ER Diagram:

Q: Design an E-R diagram for a database for an airlines system. The database must keep track of…

A: Among the so-called passenger service systems (PSS) are the airline reservation systems (ARS), which…

Q: Consider the following scenario and draw an E-R diagram for Mozar. Mozar has decided to store…

A: Introduction :We have to draw an ER-Diagram of the given database.

Q: What are the relationships and their meaning in the movies E/R diagram? name hometown title year…

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

Q: Convert the below ER diagram to class diagram by using Argo UML

A: Class diagram for given schema diagram is as follows :

Q: This test concerns database design, including both the logical design via the Entity Relationship (E…

A: Database design refers to the process of organizing data according to a database model to reduce…

Q: Draw a complete ER Diagram. Show all entities, attributes, primary keys, foreign keys,…

A:

Q: Assume you are a database developer for a company. You were asked to design a database for a…

A: If we convert the given information into Entity Relationship Diagram, the entities present in the…

Q: ER Diagram for a hotel reservation database, your ER Diagram should include the following: * Hotel *…

A: It is defined as the logical view of the system from data perspective which consists of these…

Q: Design a database for an airline-system. The database must keep track of customers and their…

A: Create a flight database. The website should keep track of customers and their bookings, flights and…

Q: • We want to create database for a bank in which we store: • Customers (id, name, city) • Accounts…

A: In this question we have to design an ER diagram for the database design of the Bank Let's create…

Q: Design a database for an airline. The database must keep track of customers and their reservations,…

A: Actually, database is a used to stores the data.

Q: Design a conceptual schema (ER diagram) for doctors’ offices. The following information describes…

A: Required E-R diagram is mentioned below :

Q: Design an ER schema for prescription monitoring based on the given data: Patients are defined by an…

A: Here is the ER diagram implemenation of above problem. All the attributes of each entity type and…

Q: OGICAL DATABASE DESIGN The above EER-Diagram represents a University Library Membership (see…

A: The given problem is related to database modeling where the Enhanced Entity Relationship model is…

Q: Design an ER schema for prescription monitoring based on the given data: Patients are defined by…

A: Here is ER diagram above problem. See below steps for er schema. All attributes are given.

Q: statemeni following! Create all the necessary tables. Name the tables; and all their attributes…

A: The given problem has an entity relationship diagram where the requirement is to implement the…

Q: Database Systems, Do the database er diagram and answer part D

A: The ER diagram for the COMPANY database is given in the next step.

Q: To create the ERD for the SIM system, the Entity - Relationship Diagram, which helps to describe the…

A: Since you have asked multiple questions in a single request, we will be answering only the first…