1. Describe what a database is? 2.     Discuss the main characteristics of the database approach and how it differs from traditional file systems.

Q: Could you please explain why a document store is preferable than a relational database

A: Introduction Could you please explain why a document store is preferable than a relational database?…

Q: What is a database? a.) Computer structure that holds a collection of related data b.)…

A: A computer is a digital electronic machine that can be programmed to automatically perform a series…

Q: of a data hierarchy must be recognised all the way up to the database layer.

A: given - To work successfully, the components of a data hierarchy must be recognised all the way up…

Q: Metadata first. Which database management system component manages metadata?

A: The database management system (DBMS) is made up of a number of parts that cooperate to provide…

Q: The concept of a relational database is considered as consisting of two or more tables one that…

A: The concept of a relational database is considered as - consisting of two or more tables one that…

Q: Think about the many data access scenarios that may arise in a decentralized database.

A: Users see a single database from a distributed database management system (DBMS). Explanation:…

Q: In what ways does the data dictionary aid in the six stages of the Database Life Cycle (DBLC)?

A: What is data: Data refers to raw facts, statistics, or information that is collected, processed, and…

Q: Define database model

A: Please find the answer below :

Q: 17) Briefly discuss what features make a database a distributed database.

A: Data may be stored, processed, and managed over several linked computers using a distributed…

Q: What are the pros and cons of using a "flat file database" compared to a relational database?

A: Flat file databases are those databases which store data in form of plain text files and the data is…

Q: pter has provided an overview of some of the most significant advantages that a database may…

A: A database is a structured collection of data that is organized and managed in a way that allows for…

Q: It is advantageous to use a hierarchical database rather than a relational database over the latter…

A: Given: It is advantageous to use a hierarchical database rather than a relational database over the…

Q: Explain what are the three levels of database architecture in the different types of database…

A: This architecture is composed of three levels: physical, conceptual, and external.

Q: The benefits of a hierarchical database over a relational database are many. Positive or negative,…

A: The answer is given below :

Q: Exercise problem 1.7) List four sign

A: File processing system is basically a way of arranging the files in a storage medium like hard disk.…

Q: a. Why is indexing required for a Database?

A: Database inde­xing is a technique within data structures, spe­cifically designed to enhance the…

Q: computer systems. What sets a distributed database different from a multi-user database, and how…

A: The study of computers and computer systems. What sets a distributed database different from a…

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: 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: (1) What are two disadvantages of database system?

A: The above question that is the two disadvantages of database system is answered below step.

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: cs- What is required for physical database design?

A: Introduction: The materialisation of a database into an actual system is referred to as physical…

Q: List out Codd's Relational Database rules.

A: Codd's 12 rules consist of thirte­en outlined guideline­s and principles (numbered 0 to 12) for…

Q: The advancement of database technology should be segmented.

A: Segmentation occurs in your CRM, where your contacts are stored. In order to segment your database,…

Q: Was there a particular person or thing who or what was responsible for the invention of the…

A: Introduction: The fundamental benefit of the three-tier architecture is that each stage may be built…

Q: To function successfully, the components of a data hierarchy must be recognised all the way up to…

A: Introduction: To work successfully, the components of a data hierarchy must be recognized all the…

Q: 1) A very famous example in real life about database system would be "Hospital Management system" 2)…

A: 1. A very famous example in real life about database system would be "Hospital Management system" 2.…

Q: databases, what is database replication and fragmentation, and in what conditions would each of them…

A: The technique of storing data in many sites or nodes is called as data replication. It is…

Q: Name the 4 UDTs (user defined types) in object relational database with examples

A: A user-defined data type (UDT) is a data type that derived from an existing data type.  There are…

Q: In order for a data hierarchy to work successfully, all of its components must be recognised from…

A: Database : The components of a data hierarchy must be recognized up to the database layer to operate…

Q: Describe the variations between the relational, network, and hierarchical database models.

A: Answer the above question are as follows

Q: In databases, what is database replication and fragmentation, and in what conditions would each of…

A: The answer of the question is given below

Q: While 1) a database may be split out, it still has to be managed by a central server. Parallel…

A: "Distributed across various locations,but must be processed by a single processing server" is right…

Q: (1) What are two disadvantages of database system?

A: Expanded expenses: One of DBMS's shortcomings is Database frameworks demand sophisticated…

Q: In the following sections, the points of knowledge learned in detail the key points, form the…

A: Answer is given below-

Fundamentals of distributed DBMS

A software with a centralized system that handles the distributed database in such a way that all are stored in a single site is known as a database management system (DBMS). The idea of the distributed database system is the centralized database, the data is spread out on a distributed network among the cities each having its computer and data storage facilities. This distributed data management is considered a single logical database.