No.2. Apply normalization (INF, 2NF and 3NF) of the system description given below and justify why relation needs 1NF, 2NF, and 3NF or not. At the end shift normalized data into Un-Normalized Data. System Description: Fast-food Order Management System A System that allows customers to put orders using Wi-Fi with following features: g) Comments management h) Packing for home Option i) Special offers from Company Answer All Features and according to the Question.

Q: Describe how relational database management systems are expanding their capabilitiesin the market…

A: Answer:-  A) MULTI MODEL Multi-model web application is one that has many models in its…

Q: Based on the information given below, draw the conceptual EERD where you should include the enhanced…

A:

Q: When translating an ER model into database tables   a.) all of the entity attributes become the…

A: Here is the solution:

Q: Consider the following relational database schema used to keep track of Ship cruise details and…

A: When there are multiple unrelated questions , we are supposed to answer the first question. In this…

Q: In database management, which of the following is a design case that occurs only when there is an…

A: In database management, there are certain data modeling skills that are required to build design…

Q: "Supermarket Stock Control System" 1)What is the purpose of your project? Explain. 2)Draw your E-R…

A: step1: Importance of Supermarket Stock Control System is explained step2: E-R diagram and 3NF…

Q: Question 2: ( DATABASE APPLICATION DEVELOPMENT) Figure 2 shows an ERD produced by Encik Sulaiman to…

A:

Q: Question 5 The Hudson Engineering Group (HEG) has contacted you to create a conceptual model whose…

A: ER diagram is given below-

Q: What does normalization mean for a relational database?

A: Answer: The correct answer to the following question is an option (1)Organize data to avoid…

Q: 2 (a) Do you find any similarities between the functions of trigger and attribute constraint?…

A: So, we can understand that constraint is a condition that is need to be met before performing a…

Q: Consider the following normalized relations for a database in a large retail store chain: STORE…

A: A distributed database set is an assortment of numerous interconnected data sets, which are spread…

Q: Keys are very important part of relational database model. Key are used to establish and identify…

A: Difference between foreign key and primary key  Given an advantage of using key what is the point…

Q: Why is it important to achieve functional dependency preservation in database design? (a) to…

A: Answer: It is important to achieve functional dependency preservation in database design to reduce…

Q: Exercise 1-2 A small library keeps a roster of who will be at the desk each day. They have a…

A: Answer :-    This database can only ever be as good as the parameters that are entered, and some…

Q: Draw the ERD Diagram to create relational model corresponding to the described Scenario.…

A:

Q: Consider the employee database of Figure 4.12. Give an SQL DDL definition of this database. Identify…

A: Solution: SQL DLL definition of employee database:                           With the help of…

Q: Identify and discuss the serious data redundancy problems exhibited by the file structure shown in…

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

Q: Point out the wrong statement.   a. Data is factual information for analysis   b. BI is a category…

A: Solution :

Q: QUESTION 2 a. Differentiate between () Single value and multiple valued atribute. (n) Relational…

A: Q.1  single value and multiple value attribute  Answer;-  Single valued attributes: attributes with…

Q: How normalization does supports database design? A. It can make database design faster B. It can…

A: Normalization is the process of removal of redundant data. Normalization is the process of…

Q: 54. What date-related attributes did you identify in each of the entity types in your answer to Case…

A: Date related attributes   The date related attributes are those that are capable of storing the…

Q: 3.Operational Databases are present at the backend of all our Information Systems.

A: Operational Databases are present at the backend of all our Information Systems.  a non-operational…

Q: A database containing data about parking violations contains no transitive dependencies. Which of…

A: I have given an answer in step 2.

Q: A) Let suppose if you are a database designer, and if you were designing a Web-based System to make…

A: So, for a coffee shop web based platform, We can have the below few entities and relationship…

Q: Q4. Saudi Aramco one of the main objectives is to keep high operational database flexibility for…

A: Key Factors of Optimal Operational Database flexibility - Aerospike Aerospike is an open source,…

Q: The three-level architecture allows independent customized user views. Each user should be able to…

A:

Q: hat is the candidate key of this relation?

A: Database Systems Question 5. A relation R is given which is R(A,B,C,D,E). It has the following…

Q: Part (a) - There is an organization which is still using traditional way of informati on handling.…

A: Consistent knowledge That Complies With rules Data inconsistency happens once completely different…

Q: 1.d. Describe the use of null values in a database e. What are the two requirements to ensure…

A: The Answer is in given below steps

Q: 3.1 By means of examples, explain the hierarchy of data.  Q.3.2 Read the short scenario below, then…

A: We will answer all the problems in context of a database management system.

Q: Consider the following database schema: • Tb_Supplier(Supp_ID, Name, City, State) •…

A: Required : correct option for dice operation

Q: ) Defines Database Users and briefly explain Functions of DBA? B) Describes advantages of Database…

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

Q: 2) Use the following business rules to create a Crow's Foot ERD. Write all appropriate…

A: Steps to create the ERD for the given system: Step1: Identity the entities: 1:Team: To handle team…

Q: A trend in database management, known as Database as a Service, places the responsibility of storing…

A: Given: A trend in database management, known as Database as a Service, places the responsibility of…

Q: a) Explain the difference between operational database and data warehouse. b)  Explain all of the…

A: A data warehouse is a huge collection of business data that is helpful for an organization to make…

Q: In which of the following situations, the decision is NOT made based on efficiency vs. modifiability…

A: In the following the decision is not made based on efficiency vs modifiability design tradeoff:…

Q: Consider the following set of requirements for a UNIVERSITY database that is used to keep track of…

A: The following is the ER diagram of the above UNIVERSITY database:-

Q: ement System A System that allows customers to put orders using Wi-Fi with following features: a)…

A: Database management system Question: No.2.  Apply normalization (INF, 2NF and 3NF) of the system…

Q: Q.No. 4: In relation to MIS, describe each of the following applications and evaluate their benfits?…

A: A management information system (MIS) is an information system used in an organization for…

Q: nny is appointed as an intern position, which might lead to a junior database architect role in…

A: Here are the answers: 1. Supplier Id ->FK exists in table(location) 2.For redesigning by removing…

Q: Utilize the different concepts we discussed to design a database (single ER diagram) Question for a…

A: Given QuithaaUtilize the different concepts we discussed to design a database (single ER diagram)…

Q: The author submits a paper to an editor of a journal. The editor first checks whether the paper fit…

A: Given data, The author submits a paper to an editor of a journal. The editor first checks whether…

Q: Question 1: Consider the following relational database schema used to keep track of Ship cruise…

A: Since you have posted a question with multiple sub-parts, according to the company's policy we will…

Concurrency Control

The simultaneous occurrence of two or more operations is called concurrence and the situation is called concurrency. In concurrency, the function of one operation can affect the function of the other and put data integrity at risk. Hence, management for the control of concurrency is required. The management or controlling system in the Database Management System (DBMS) that coordinates concurrent access is called the concurrency control system.