Evaluate the survival of an entity without IT/IS in a critical manner.

Q: List the qualities that you would want to see in an entity identification property.

A: Introduction: One of the potential keys that uniquely defines the properties of an entity type is…

Q: Give an example of the use of effective (or effectivity) dates as attributes of an entity.

A: Effective dates as Attributes of an Entity Effective dates: Effective dates are used to design the…

Q: Defintion of the Enhanced Entity-Relationship (EER

A: Defintion of the Enhanced Entity-Relationship (EER) model? Answer: Enhanced entity-relationship…

Q: iven the ER-diagrams shown below, describe (in an organized way) as much as you can about the real…

A: Answer : The entities list of above ER diagram are : 1) office  2) employee  3) Patients. 4)…

Q: Show that you understand the Entity-Relationship Model and how it works.

A: Introduction: ER model stands for an Entity-Relationship model. It is a high-level data model.  This…

Q: What is the difference between a weak entity and one that requires communication?

A: Answer: The other entity that is required for communication is a strong entity. So, Weak entity and…

Q: Describe the Entity-Relationship model and its function.

A:

Q: A weak entity set may always be turned into a strong entity set by adding the primary-key attributes…

A: A weak entity set may permanently be transformed into a strong entity set by including the main…

Q: Explain the distinction between entity type and entity instance.

A: GIVEN: Explain the distinction between entity type and entity instance.

Q: Generalization is the process of defining a general entity type from a collection of specialized…

A: Generalization is a process of a new entity being formed using the collection of two or more…

Q: an ER diagram of ONLINE COURSE REGISRATION database, that captures all the given below requirements.…

A: Lets see the solution.

Q: Given the conceptual model below a) Write all business rules depicted by the model.          b)…

A: a) Write all business rules depicted by the model.1. customer own many cars. 2. Some customers do…

Q: What does it mean to be a weak entity? Set a good example.

A: Introduction: Although an entity type should contain a key attribute that uniquely identifies each…

Q: is a term used to measure the number of relationships between an entity and other entiti…

A: We are going to understand which terms is used to measure the number of relationship between an…

Q: Give an Example of a weak entity and its identifying relationship?

A: Note: There are multiple questions are given in one question. According to the rule, you will get…

Q: 10. Consider the following entities: Job applicant b. Company c. Interview а. d. Job offer Design an…

A: The four entities and their attributes can be listed as follows: a. Job applicant: Name Phone…

Q: phone EMP-DEP SUPP- SUPPLIER EROJ-PART composing DEPENDANT COMPONENT PART compobed-of type…

A: Q1. Entity which are represented by solid rectangle boxes are strong entity. Strong entity have…

Q: Establish the objective of an entity-relationship model and explain how it is constructed

A: Introduction: ER models explain how objects in a particular field of knowledge are interconnected.…

Q: Create an Entity-Relationship Model to represent the data requirements of the problem given below.…

A: The given scenario has Six entities Branch, Staff, Product, Customer, Vendor, Sale. Sale is only…

Q: The cardinality ratio depends on the real-world meaning of the entity types involved and is defined…

A: 1. Each student can have only one social security number and a social security number can belong to…

Q: Explain the difference between an entity class and an entity instance.

A: Entity: Entity may be a thought to abstractly represent all instances of a bunch of comparable…

Q: is the relationship between a weak entity type and its owner. Select one: a. associative entity b.…

A: Identifying relationship is the relationship between a weak entity type and its owner.

Q: Give a detailed description of an entity. Define and illustrate with sample an Entity Relationship…

A: Entity: It is described as a real-world object. It has a physical existence and a conceptual…

Q: A weak entity set can always be made into a strong entity set by adding to its attributes the…

A: To convert a weak entity set to a string set, simply add the primary key attributes from its…

Q: What two conditions must be met before an entity can be classified as a weak entity?Give an example…

A: Lets see the solution.

Q: uRR-id phone SUPP. EMP-DEP SUPPLIER EROJPART composing DEPENDANT COMPONENT PART compoted-of type…

A: Given E-R diagram Strong entity is represented by single rectangle. Two strong entity’s relationship…

Q: What distinguishesa weak entity from a strong entity that has a required relationshipto another…

A: Difference of weak entity from a strong entity: Weak Entity: It has a partial key. Dependent on a…

Q: t's not immediately clear what distinguishes a weak entity from a strong entity that requires a…

A: Introduction: The existence of a weak entity is contingent on the presence of a strong entity. A…

Q: Why is it recommended that every ternary relationship be converted into an associative entity?

A: GIVEN: Why is it recommended that every ternary relationship be converted into an associative…

Q: Describe the purpose and operation of an entity-relationship model.

A: Models of entity relationships are based on the relationships between entities in the actual world.…

Q: State a rule that says when to extract an attribute from one entity type and place it in a linked…

A: Let’s first understand what is entity type and attributes: Entity Type: A group of different…

Q: What is the concept in which the entity(variable) and its attributes(type) are associated during the…

A: Entity :- Entity is smallest part of any programming language .              when entity run then…

Q: What distinguishes a weak entity from a strong entity required to connect with another entity is not…

A: Introduction: A weak entity from a strong entity required to connect with another entity is not…

Q: What are the two requirements that an entity must meet in order to be classified as a weak entity?…

A: Here are The Two requirements that an entity must meet in order to be classified as a weak entity…

Q: The participation of the weak entity in its relationship with the strong entity that defines it is

A: Explanation: The Identifying Relationship represented with a dual-diamond denotes the connection…

Q: Suppose you have the Entity Relationship model shown in the figure below: receives Vehicle Service…

A: 1. One vehicle can provide one service at a time  One service required one vehicle at least 2.  An…

Q: Demonstrate your understanding of the Entity-Relationship Model and its function.

A: Introduction: A problem domain's information structure is represented in terms of entities and…

Q: When must a many-to-many relationship bemodeled as an associative entity

A: Given: When must a many-to-many relationship be modeled as an associative entity.

Q: What is the distinction between an entity class and an entity instance?

A: Intro Entity: Entity may be a thought to abstractly represent all instances of a bunch of comparable…

Q: is a piece of information used to describe an entity. a. Attribute b. Associative Entity Cardinality…

A: Answering 4 and 5.  According to the policies I can't solve multiple questions in one question…

Fundamentals of Managing Data

Data management is creating, organizing, storing and managing the data collected and created by any organization.Effective data management is a crucial part of today's world. Data management provides analytical information on the vast amount of data collected from business applications daily, which helps make critical business decisions and plan and bring out the best strategies.