A.What characteristics do tables that conform to the concept of well-informed relations have? B Describe a dependency diagram and explain its purpose

Q: 8. Use the dependency diagram shown in Figure P6.8 to work the following problems. a. Break up the…

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Q: ke a look at the table above and provide examples of insertion, deletion and update anomalies.…

A: Anamolies: INSERTION: A new course cannot be inserted if there is no student taking the course.…

Q: QUESTION 1   The dependency diagram in figure below indicates that authors are paid royalties for…

A: GIVEN: QUESTION 1   The dependency diagram in the figure below indicates that authors are paid…

Q: What characteristics do tables that conform to the concept of well-informed relations have? Describe…

A: Note:- As per our guidelines, we are allowed to answer only first question of multiple questions.…

Q: Suppose you have been given the table structure and data shown in Table P6.9, which was imported…

A: Hey, since there are multiple sub-part posted, we will answer first three sub-parts question.

Q: a. What characteristics do tables that conform to the concept of well-informed relations have? b.…

A: Actually all this three concept are related to database.

Q: Please draw Any organization ERD with 5 entities and their attributes + show the relation Avoid…

A: To present or describe the structure of the underlying database in the form of diagram, ER Diagrams…

Q: What is dependency? What is 1NF? What is 2NF? What is 3NF? What is BCNF?   Create a table that has…

A: In the database management system the dependency is the relation between the two or more attributes.…

Q: 5. Which of the following relationships models the following statement: "The book contains 300…

A: The given options/terms  signify  the  relаtiоnshiрs  between  сlаsses.

Q: The type of algorithm in which decomposition of relation schema is constructed from other specific…

A: Certain algorithms are used to create relational decomposition from a set of relationships in…

Q: databases? If a table has a primary key made up of a single attribute, and the table is in 1NF, is…

A: 1. We normalise database to remove the redundancy which occurs because of transitive and partial…

Q: Using Figure P2.4 as your guide, work Problems 4–5. The DealCo relational diagram shows the initial…

A: Rules: One region is the placement for several stores. every store is found in just one region.…

Q: There are M:1 relationship between Property entity and Owner entity. There are 1:M relationship…

A: A number that represents, one instance of first entity(table) is related to how many instances of…

Q: Given the following ERM, how would you convert this model into an ERM that displays only 1:M…

A: Actaully ,database is used to stores the data.

Q: Develop an eer diagram and write all enterprise rules that were used. Derive a logical base design…

A: Summary:In this question, we need to create a database for the visa management processing system.

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: 1. To keep track of students and their advisors, a university uses the table structure shown below.…

A: Note: As per our company guidelines we are supposed to answer only first 3 sub parts. Kindly repost…

Q: In a relationship, when a primary key from one table is also defined in a related second table, the…

A: Composite key: Composite key is a combination of 2 or more columns of a table that can be used to…

Q: Given the following dependency diagram, answer items la-1c: C2 C3 C4 C5 a. Identify and discuss each…

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Q: QUESTION 4 Which of the two choices below are the reasons why the relation below is not BCNF.…

A: Note: - As per the guidelines we can only answer one question at a time. Please resubmit the other…

Q: QUESTION 1 1. To keep track of students and their advisors, a university uses the table structure…

A: As per our policy, we will answer the first question only since the exact one is not specified.…

Q: Create a dependency diagram that is in second normal form

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Q: Contrast among the following; Primary key; Composite key Relation; Relationship

A: Data Base Management System: Data Base Management System also abbreviated as DBMS is a software that…

Q: Based on the above, come up with a fully normalized set of tables. Make sure to document the process…

A: Race Name Race Location Race Date USAC # Cyclist LName Cyclist RName Team ID Team Name Team Sponsor…

Q: Which of the following best describes a relationship in which each instance of data in one entity…

A: One to One: An instance of data in one entity can be associated with at most one instance of other…

Q: 1. Identify the candidate and foreign keys in the schema. Explain how the entity and referential…

A: Identify the candidate and foreign keys in the schema: CENTER TABLE - an independent table with…

Q: a. Write the relational schema and draw the dependency diagram for the table structure. Make sure…

A: Normalization is the process of breaking down a relational schema into smaller relations in order to…

Q: QUESTION 3 How do we know the following relation with the following dependencies is BCNF?   course…

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Q: d attribute and derived attributes. Label attributes accordingly. Create specific tables for the…

A: Identify 5 entities making sure that these entities are related in some way (they have…

Q: PLZ help with the following: Consider the following relations:  Suppliers (Snumber, sname, address)…

A: given relation Suppliers (Snumber, sname, address)        Parts (Pnumber, pname, color)…

Q: Draw the dependency diagram.

A: The dependency diagram is presented here--   *In this diagram the  DIN_CODE do not determine…

Q: a. What normal form is this table? Give your reason. b. Identify the primary keys for the table c.…

A: Answer: our guidelines is answer the three question from the first question so we will discuss here…

Q: 2- Consider the following relation and given functional dependencies: STORE ITEM (SKU, PromotionID,…

A: According to the information given:- We have to identify the candidate key and state the current…

Q: 1. Identify and discuss the distinct types of dependencies in the diagram shown in Figure 4.4. Ci C2…

A: The Dependency Diagram displays a graphical view of the complex relationships between the various…

Q: a. What characteristics do tables that conform to the concept of well-informed relations have? b.…

A: There are some characteristics for the tables that conforms the concept of well informed relations…

Q: Question 1 Given the two relations in figure 1 below, list the following: a. Entities  b.…

A: Given the two relations in figure 1 below, list the following: a. Entities  b. Attributes c. Data or…

Q: a. Write the relational schema and draw its dependency diagram. Identify all dependencies, including…

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

Q: Select the best answer regarding the FK value, if it is part of a PK Select one: a. Can not be null…

A: OPTION (B) Must match a value in the PK in the home relation

Q: Which of the following is the correct relational model of the entity Judge (ignore foreign key due…

A: The correct relational model of the entity Judge will be (C) JUDGE ( JudgeID(PK), Name,…

Q: the importance of normalization that EER conversion leads to a normalized set of relations.

A: Required: What is the  importance of normalization that EER conversion leads to a normalized set of…

Q: Do the tables in figure 1 exhibit entity referential integrity? Why or why not?

A: Do the tables in figure 1 exhibit entity referential integrity? Why or why not?

Q: branch(branch_name, branch_city, assets) customer (customer_name, customer_street, customer. city)…

A: branch(branch_name, branch_city, assets) Functional Dependencies branch_name->branch_city…

Q: Candidate key is an attribute or set of attributes that uniquely identifies a tuple within a…

A: As per given by the student to submit true or false im just giving the answer as per the question

Q: Answer these questions please. 1-Draw the Relational Schema for the relationship(s) between STORE…

A: ANSWER:-

Q: branch(branch_name, branch_city, assets) customer (customer_name, customer-street, customer.city)…

A: branch: primary keys -> (branch_name, branch_city) functional dependencies: { branch_name->…

Q: State the related Primary Key in this table? Illustrate, list and label all the functional…

A: State the related Primary Key in this table? In this table, to create Primary key we divide table…

Q: Consider the following E/R diagram with isa relationships, noting that attribute b is the key of R.…

A: