A collection of data which is stored in a logical form is known as? A. A field B. DBMS C. A database  D. A table Justify your answer with explanations

Q: What precisely is meant by the phrase "consistent database state," and how does one go about…

A: A consistent database state refers to a condition where all  data in the database adheres to…

Q: A relational database and a relational algebraic model: do they relate?

A: The answer to the question is given below:

Q: In 10 sentences each   1. What is a Database? 2. Why are Database useful?

A: According to the question A DBMS data usually stored electronically in a computer system. A website…

Q: Exist ethical concerns that must be considered while constructing a database? Should sensitive…

A: Introduction: There are additional concerns pertaining to databases and database owners, thus…

Q: What is specified by a relational schema? (A) The number of arguments in a query   B Limits of the…

A: The objective of the question is to understand what is specified by a relational schema in the…

Q: Create the model using the necessary tables, columns and relationships.

A: The Data Base Model is as follows: The Details are: Order table is related to Customer, Book and…

Q: Define Data Abstraction. 2.

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

Q: In a university database that contains data on students, professors, and courses: What views would…

A: For a professor, a view that displays the courses they are teaching and their corresponding…

Q: Consider the following fragment of a database outline: EMPLOYEE (EmploveelD, FirstName, LastName,…

A: Question-5 Primary key is used to uniquely identify a column. As Primary Key in DEPENDENT is…

Q: Are there any moral issues to think about while building a database? Should highly confidential…

A: A blend of issues have introduced of strength for presented worries in database plan expansion in…

Q: t's not the same as doing a web search while looking for anything in a database. There is a big…

A: Solution:   In general, the process of searching a database and performing a web search may involve…

Q: Are there any moral issues to think about while building a database? Should highly confidential…

A: Introduction: Databases are well-structured data collections because they are logically organized…

Q: 23. In the architecture of a database system external level is the a. physical level b. logical…

A: External levelIt is also called view level. The reason this level is called “view” is because…

Q: Who determines the needs and designs for a database? a.Database analysts  b.Database…

A: Introduction: The design of a database is important since it gives analyses such as what tables are…

Q: The readers and writers dilemma may be posed in many ways. Describe three issue variants that favor…

A: The readers and writers dilemma is a classic synchronization problem in computer science, which…

Q: database

A: Given :- Relational database management system (RDBMS) that includes data type, primary key, foreign…

Q: Are there any moral concerns that must be addressed when creating a database? The question of…

A: There are other difficulties that are connected to the database as well as the owners of the…

Q: 1) What is a Database? 2) What is a Database Management System? 3) What is a Primary Key and what…

A: A database is a structured collection of data that is organized and stored in a computer system. It…

Q: Is it necessary to take into account any ethical considerations while making a database? Concerns…

A: Yes, ethical considerations should be taken into account while making a database.  Databases…

Q: /Consider a database used to record persons and each person has name, age, phone number, and…

A: The entities we have are Person Company Attribute of person is name, age, phone number, college…

Q: Elaborate on the concept of the relational database model by providing a real example?

A: answer is

Q: 4 Sort each dataset into the correct type of database: Relational Database (A), or Document Database…

A: Relational database - A relational database is a database in which data is organized into one or…

Q: R is (A, B, C, D, E, F, G) with FD's {A-BC, BC- DE, CF→G} 5.a. Calculate (AB)* 5.b. 5.c. Calculate…

A: Answer: We need to write the closure of the given key and also we will see what will be the…

Q: Exist ethical concerns that must be considered while constructing a database? Should sensitive…

A: According to the information given:- We have to describe ethical concerns that must be considered…

Q: Design a GUI for your auto dealership app. For a dealership customer interactive programme, provide…

A: The answer is given in the below step

Q: 4. Define the difference between the database and the database management system.

A: Solution:    Database and the database management system(DBMS)- A database is a group of connected…

Q: Which individual below is generally credited with developing the theory of relational databases?…

A: Relational Database - A relational database is a type of database management system (DBMS) that…

Q: Can you provide an example of the kind of information that might be stored in each database and…

A: Introduction: SQL is a standardised programming language for relational databases that stores,…

Q: explain a database of information and why they are used to a 5-year-old or your…

A: Hi there, Please find your solution below, I hope you would find my solution useful and helpful.…

Q: I was wondering how the information in the databases is gathered. Who or what regularly refreshes…

A: In this question we have a different query which were raised thatHow the information in the…

Q: technologies? a) Classical Database Technologies b) Artificial Intelligence – AI c) Programming…

A: What is a Logically Distributed, Physically Centralized system called?  The correct option is  b)…

Q: Answer the following with respect to database processing: a) What is a race condition? Give an…

A: To be determine: a)What is a race condition? Give an example. b) How can race conditions be…

Q: What is a database system and what are its five functional components? What is a database system and…

A: Introduction: The following qualities are contained in a relational database management system. DBMS…

Q: From the lists below, for each list, select three terms, concepts or analysis from each list (that’s…

A: List 1: Database Database management system (DBMS) Structured query language (SQL)   List 2: Virus…

Q: Design a relational database containing information about students, their courses, and their current…

A: BUSINESS RULES FOR ERD 1 student enrolls in 1 or more courses in a semester. 1 course has 1 or more…

Q: moral issues to think about while building a database? Should highly confidential personal…

A:

Q: 1. It is easier to organize data and retrieve it when there is little or no dependence between pro-…

A: Hey there, I am authorised to answer one question at a time but here I am providing you 1st three…

Q: Make a list of the five functions of a database management system. Explain the issues that would…

A: The following roles lie inside a database management system or DMB: Compliance with integrity…

Q: 24. In the relational database model, what are characteristics or properties of an entity? A. Entity…

A: Entity in a relational schema is inspired by a real world object that needs to be defined in…

Q: 65. Whose role is it to determine the requirements and design for a database? a. Database analysts…

A: The design for a database plays a major role as it provides the analysis like what are the tables…

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.