In a many-one relationship, the primary key of one entity acts as foreign key on which side?     On the side where many relationship is defined     On both the sides     On the side where one relationship is defined

Q: how to graphically identify an entity, a the cardinality (o,N), a weak relation ship, and a strong…

A: Graphically identifying an entity in a Crow’s Foot notation: In ER model, the term entity refers to…

Q: ERD should have a minimum of 10 entities, and ideally more. Entity-Relationship Diagram The subject…

A: ER:- A substance relationship model (or ER model) depicts interconnected items of interest in a…

Q: The below Entity Relationship Diagram (ERD) was drawn according to the business rules shown below. ●…

A: - :  Entity Relationship Diagram(ERD)  : -

Q: Discuss the meaning of Relationship Cardinality and using examples briefly describe the three main…

A: The three main type of relationship cardinality is One to many One to one Many to many

Q: Consider an automobile dealership with three locations. Data fields exist for stock number, vehicle…

A: Primary key: Primary key is defined as the attribute in a table which can uniquely identifies all…

Q: Consider the following scenario: "A client can make several payments, yet each payment is made by…

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

Q: What kinds of information could you capture about this relationship? What would the new ERD look…

A: Entities are the real world object while the relationship describes the connection of the two…

Q: Regards to the diagram below (figure 4.12), answer the following questions using the multiple-choice…

A: The answers for the following question can be derived from the diagram given. How is of_type…

Q: In a one-one relationship, the primary key of one entity acts as foreign key on which side? must be…

A: Primary Key :- It is the key in table that is unique and not null in any table like emploee_id is…

Q: Assume that there are two entity sets A and B, both of which possess the property X. (among others…

A: SUMMARY: -Hence, we discussed all the points.

Q: Consider the ERM below: Consider the following ER Model. Suppose that the entity set S contains 15…

A: Here from entity W there is a double line. This means the participation is  full.  That is every…

Q: Please answer the questions based on the following Entity-Relationship diagram (5 points each): 1.…

A: Attribute• An entity type E (or a relationship type R) has attributesrepresenting the structural…

Q: company provides catering services for clients who need special-occasion, celebratory dinners. For…

A: Actually, given information: A company provides catering services for clients who need…

Q: What should the relationship be between a Payment entity and an Insurance Policy entity in the…

A: Assume that some patients are insured by an insurance company. The patients can only have insurance…

Q: You are required to draw a complete Crow's Foot ERD that includes the following entity relationship…

A:

Q: Based on the set of 3NF relations derived in (b), draw a complete entity relationship diagram (ERD)…

A: Employee Record ( Name, Emp Number, Address, DOB) Course Attended ( Number, Description, Location,…

Q: 17.How are nary relationships associated with entity types? 1:They are different entity types.…

A: Step 1; The answer is given in the below step Introduction: Kinship is a substantial part of any…

Q: An entity in X is connected numerous entity in Y, however an entity in Y is associated to only one…

A: Here  one entity in one set is related to more than one entity in other set.

Q: Can weak entities have foreign keys in entity relationship diagram

A: The, answer has given below:

Q: Draw ER diagram representing entity sets and relationship set described below, also determine the…

A: Here we have two entity Employee and Department The relationship between them is work_in. Employee…

Q: Which of the following refers to the association between the instances of one or more entity types…

A: Explanation:   Relationship- An association between the instances of one or more entity types that…

Q: Match the shape description with the ER Diagram description         Diamonds   underlined…

A: Explanation: In ERD diagram, the diamond symbol is used to show the relationship between entities.…

Q: For a weak entity A(partial key P1) in an identifying relationship with entity E (primary key P2),…

A: In a relational database, a weak entity is an entity that cannot be uniquely identified by its…

Q: Draw the Entity Relationship (E-R) diagram from the following relations: Employee (EmployID,…

A: your question is about draw the E_R diagram. let's see the E_R diagram for this

Q: weak entity set may always be transformed into a strong entity set by including the primary-key…

A: The given problem is related to database design where the concept of identifying and weak entity is…

Q: When we map ER-Diagram with 1: 1 relationship, the foreign key must be in: Select one: a. In the…

A: Explanation: In 1: 1 relationship, the foreign key must be in either table without specifying parent…

Q: Given the entity CAR with a multivalued attribute CAR_COLOR and attributes CAR_MODEL and primary key…

A: ROUNDED RECTANGLE SHOWS CAR ENTITY . DOTTED OVAL SHOWS DERIVED ATTRIBUTE. DOUBLE OVAL SHOWS…

Q: What does cardinality represent in an entity-relationship diagram? 1:The uniquely identifiable…

A: This question comes from Database Management System which is a paper of Computer Science. Let's…

Q: What two criteria must an entity meet in order to be categorized as a weak entity? Give an example…

A: The Answer

Q: In the space provided below the following ERD, transform the following M-N relationship into an…

A: ERD: ERD stands for Entity Relationship Diagram. This is a diagram which is used to show the…

Q: ER model relationships are represented using a.) relationship keys b.) primary keys c.) crows…

A: To find the solution for: ER model relationships are represented using  What do the cardinalities…

Q: . Refer to this entity-relationship diagram. How does this diagram depict a unattractive…

A: The solution is as follows

Q: 2. (a) Justify the following statement by giving suitable examples: "The participation of a weak…

A: Lets take an example. The hotel is a strong entity where the room is weak entity. because the room…

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: Using the use case diagram draw a Rich Picture and  Entity Relationship Diagram.

A: Solution: An Entity-Relationship (ER) Diagram is a form of flowchart that shows how "entities"…

Q: What two criteria must an entity satisfy in order to be categorized as a weak entity? Provide an…

A: weak entity is one which is dependent on strong entity. if strong entity is not there weak entity…

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: Structurally-speaking, what weakens a weak entity (ie. why do we even call it 'weak')? b.How would…

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: Using the above table structure, create a normalized Entity-Relationship Model (ERM). Identify…

A: Solution:- One table should be order table(order no,order date,customer no), Customer…

Q: oose an industry and submit a summary of its operation. Determine entities 20% State business rules…

A: Hey there, I am writing the required solution of the questin mentioned above. Please do find the…

Q: (1) Draw the Relational Schema for the relationship(s) between STORE and REGION.

A: As per our guidelines, we are supposed to answer only first three parts of a question. Kindly repost…

Q: 15. Below is a fragment of the entity-relationship diagram. For the relationship shown, identify its…

A: For the given entity-relationship diagram, we have to find the cardinality, relationship, and…

Q: an you make an eerd(enhanced entity relationship diagram) that consist  you aggregation,…

A: Lets see the solution.

Q: In a one-one relationship, the primary key of one entity acts as foreign key on which side? O must…

A: Given: To choose the correct option.

Q: Concisely define each of the following key terms: business rule, term, fact, entityrelationship…

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

Q: d not resolve the relationship between the entities(Building ,section ,Assignment ,Employee,Job)…

A: Here i explain the relationship between entity:…

Q: 1. What are multivalued attributes. 2. What's the difference between partial completeness and total…

A: 1. What are multivalued attributes. 2. What's the difference between partial completeness and total…

Fundamentals of Managing Data

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.