nursingstudyhelp.com logo

Our Services

Get 15% Discount on your First Order

Rubric for Assignment-3 Logical Data ModelInstructions:Draw a logical data model (ERD) for the Picnics R US case [Refer to ‘Assignment#1’

Rubric for Assignment-3 Logical Data ModelInstructions:Draw a logical data model (ERD) for the Picnics R US case [Refer to ‘Assignment#1’ and‘Assiignment#2’ on Canvas under ‘Assignments’]Rubric: 30% – Identify the entities 15% – Add appropriate attributes for each entity 15% – Assign identifies for each entity 15% – Draw the relationships that connect associated entities 15% – Determine the cardinality between all related entities Identify any Intersection/Associative Entities 10% – Indicate the modality of the relationship between related entities 

Assignment-3 Logical Data ModelInstructions:Draw a logical data model (ERD) for the Picnics R US case [Refer to ‘Assignment#1’ and‘Assiignment#2’ on Canvas under ‘Assignments’]Guidelines:A data model describes the data that flow through the business processes in anorganization. It represents the logical [rather than physical] organization of data]. Lateron in the system development process, the data model is changed to reflect exactly howthe data will be stored in databases and files.Hints:Whereas a process model (DFD) represents how the business system will operate, adata model (ERD) represents how the data that flow through the processes areorganized and presented. A data model is a formal way of representing the data that areused and created by a business system. Data stores of the DFD generally correspond toentities of the ERD: Identify the entities Add appropriate attributes for each entity Draw the relationships that connect associated entities Check the process models for data stores, external entities, and data flows Check the major inputs and outputs from the use cases Identify attributes of the entity that are relevant to the system under development Check the process model repository entries for details on data flows anddata stores Check the data requirements of the requirements definition Select each entity’s candidate identifier Start with an entity and identify all entities with which it shares relationships Determine the cardinality and modality of the relationships 

Share This Post

Email
WhatsApp
Facebook
Twitter
LinkedIn
Pinterest
Reddit

Order a Similar Paper and get 15% Discount on your First Order

Related Questions

  Discussion 4 Urinary Function: Mr. J.R. is a 73-year-old man, who was

  Discussion 4 Urinary Function: Mr. J.R. is a 73-year-old man, who was admitted to the hospital with clinical manifestations of gastroenteritis and possible renal injury. The patient’s chief complaints are fever, nausea with vomiting and diarrhea for 48 hours, weakness, dizziness, and a bothersome metallic taste in the mouth.

Examine the historical evolution of the identity of the following groups: Indian-Americans (Asian-Indian descent) Irish-Americans Chinese-Americans What

Examine the historical evolution of the identity of the following groups: Indian-Americans (Asian-Indian descent) Irish-Americans Chinese-Americans What was their ethnic identity when they arrived in the United States? How did it change over time? What factors contributed to this evolution? In 500-750 words per ethnic group, address the development of

Page 1 I. Page: Communication Essentials A. Active Listening B.

Page 1 I. Page: Communication Essentials A. Active Listening B. Barriers and Pathways to Communication Write a paragraph (400 words) that provides and highlights the major and essential features of I. Page: Communication Essentials A. Active Listening . Barriers and Pathways to Communication in the workplace. You are welcome to

Introduction Strategic Marketing Brief The Course Project is a strategic

Introduction Strategic Marketing Brief The Course Project is a strategic marketing brief and summary presentation for a new product. Similar to a complete marketing plan, the brief includes topics such as the marketing mix and promotional mix. In contrast to a marketing plan, the strategic brief communicates these and other