Relational
Q: Discuss each of the following concepts in the context of the relational data model: tuple…
A: Here is the solution:
Q: b. Transform the given ternary relationship into relational model. Answer: MEDICINE MedicineName…
A: Relational Model: The model creates databases with related relations to gather and store…
Q: Distinguish between a relationship and anassociative entity, and use associative entitiesin a data…
A: M: N relationships may have associative entities OR single associative attributes that characterize…
Q: What are the differences between relational data modelling, conceptual data modelling, and…
A: - We need to talk about the difference between relational data modelling and conceptual data…
Q: Compare and contrast the different representations of a 1:M relationship in an ER model and a OODM…
A: The definite examination on the E-R model and Object Oriented data Model (OODM) is given as follows…
Q: Feature-rich datasets are used in machine learning to train models (or attributes). We are aware,…
A: INTRODUCTION: DATA SET: A data set (or dataset) is a group of related pieces of information. When…
Q: Compare and contrast the words dynamic and materialised views.
A: INTRODUCTION: Here we need to write the difference between dynamic and materialized view.
Q: Q1 / answer the following: 1- The difference between relational data model and entity- relationship…
A: 1. In Relational data model , the relationship between entity is represented using table. While…
Q: Represent the following information using ER Diagram symbols and identify different types of…
A: Entity : A thing in the real world with independent existence or Any particular row (a record) in a…
Q: What can be shown by the use of an associative entity? Unstructured data in a format that makes it…
A: An associative entity in the data model is a link between two entities with a possible many-to-many…
Q: A data warehouse can be modeled by either a star schema or a snowflake schema. Briefly describe the…
A: Similarities between Snowflake and Star Schemas: i) Both snowflake and star schemas have a fact…
Q: Using a suitable diagram, show the sequence of steps in Knowledge Discovery in Databases (KDD)…
A: Diagram:
Q: There is evidence that supports the claim that a relational database is unable to allow many-to-many…
A: Definition: A relational database is a kind of database that stores and makes related data items…
Q: Define the major feild of data managment with real life examples?
A: Data Data is a collection of raw facts and statistics Each and everything around us is comprised of…
Q: Describe the possible relationship/connection between the concept of order winners & qualifiers and…
A: • Order winners are the competitive advantages that cause customers to choose a company's products…
Q: model
A: Relation schema is used to visualize the design and structure of the relation like it consists of…
Q: l contrasts between the conceptual and lo
A: Fundamental contrasts between the conceptual and logical data models.
Q: What is the Universal data model?
A: Universal Data Model provides the information model that allows different Software products to…
Q: A ___ set is a set of data used to discover potentially predictive relationships.
A: In this question we have to fill the blank with the provided sentence. This question is related to…
Q: What is the connection between the autorelationship and the rest of all types of relationships in…
A: the answer is given below:-
Q: What exactly is the semantic resemblance? What types of measurements can be used to establish…
A: semantic resemblance:- It estimates the taxonomic resemblance of two terms, based on the evaluation…
Q: What are the distinctions between relational, conceptual, and conceptual data modeling?
A: The above question is solved in step 2 :-
Q: What is dimensional data modelling?
A: Dimensional data modelling is a technique that uses facts and dimensions to store the data in a data…
Q: Describe the most common way in which relationships in an E-R diagram are expresses in a…
A: ER diagram ER diagram is defined as the interconnection of entities and attributes how they are…
Q: Q5) Consider a database used to record of persons and each person has name, E-mail, phone numbers,…
A: Entity we have here are Teacher School School can have one or more teacher while a teacher can be…
Q: What exactly is a data model, and what is it used for?
A: Introduction: Here we required to explain what exactly is a data model, and what is used for.
Q: Contrast and explain the conceptual and logical data models.
A: Logical data models: A logical data model defines the structure of data items as well as their…
Q: What is Data models?
A: Given: What are Data models?
Q: Represent the following information using ER Diagram symbols and identify different types of…
A: Here is the solution:
Q: Covert the ER diagram into relational schema.
A: Given ER diagram contains 5 entities that are Doctor, Patient, Test, Room and Guardian. Each entity…
Q: What is unsupervised learning in data mining? Which Algorithm is used to solve the unsupervised…
A: 1. Explain about the unsupervised learning in data mining. 2. Write the name of the Algorithm that…
Q: State the varous advantages of data modelling ?
A: Please find the answer below :
Q: Distinguish between unary, binary, and ternary relationships, and provide an example of each kind of…
A: The above question is solved in step 2:-
Q: What are the outcomes of conceptual data modeling?
A: In the given question conceptual data models are built at the first stage of the data modeling…
Q: Provide an example of a situation or scenario where a spreadsheet would benefit from the…
A: EXPLANATION: SUM FUNCTION: This function is used, to sum up, all the cells that have multiple…
Q: What are Relational data modelling, conceptual Data model, and conceptual data modelling?
A: Relational Data Model A relational data model involves the use of data tables that collect groups of…
Q: Consider a database used to record the marks that students get in different exams ofdifferent course…
A: According to question : Considered the following attributes to draw the ER diagram: The entities…
Q: Give a representation of the relational schema for part of the DreamHome case study.
A: Increasingly, nowadays, clients, senior managers, and staff want more and more information. In some…
Q: What are the distinctions between relational and conceptual data modelling?
A: Introduction: We must distinguish between relational data modelling and conceptual data modelling.
Q: Derive relations from conceptual model to logical data model. Identify the PK and FK
A: The given problem is a database modeling problem where the entity-relationship model is given. The…
Q: Database Systems Draw ER Diagram for school management system of following figure with proper…
A:
Q: Translate the following ER Diagram into relational model. Show different relations that will result…
A: Please find below the relational model for the ER diagram mentioned above: Newspaper (newsPaperID…
Q: giving an example explain logical data independency
A: Given: Explain logical data independence using an example.
Q: EER conversations often lead to normalized relationships, so why is normalization important?
A: INTRODUCTION: Normalization: Normalization is defined as the process of building tables to eliminate…
Q: Give two examples of each from daily life through relational schema: a. Primary key b. Foreign key…
A: Primary Key:- A primary key is an attribute that exists in a table or is created by the database…
Q: What are the outcomes of conceptual data modelling?
A: Introduction: There are three types of data models in database management systems:
Q: Answer All Questions Compare between relational data model and object oriented data model and why
A: Hey there, I am writing the required solution of the questin mentioned above. Please do find the…
Q: Map the ER diagram to its correspond relational model, identify the relationship and map the…
A: As per the guidelines we are supposed to answer only one question. Kindly repost the other question…
describe Relational Learning and its neural underpinnings and give an example.
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- What do you imagine email to be like? In order to send an email, what is the process via which it travels? Make a record of your findings. In what ways and for what reasons do the two approaches differ? Assume that the level of complexity of several models varies (or abstraction).Explain how semantic networks are used to represent knowledge as well as the challenge presented with this type of knowledge representation.28. What is Cross-Validation in Machine Learning?
- As far as I can tell, they are very similar. What kind of measures are available for assessing semantic similarity? then elaborate on each oneWhat is Concept Map? Explain your answer.Clarify what Machine Learning is and why it's important. What role does it play in analytic CRM? Explain your argument with an example?