Question: Module Four Lab 3 Coursework CSIT154 Entity Relationship Diagrams 1. Watch this video. ERD Explained. 2. Read Chapter 3, Pages 68-78, 87-96 and 99-102. 3.

Module Four Lab 3 Coursework CSIT154 Entity Relationship Diagrams 1. Watch this video. ERD Explained. 2. Read Chapter 3, Pages 68-78, 87-96 and 99-102. 3. Watch this video again. ERD Explained. 4. Complete Lab 3 Module Four Coursework - Lab 3 Using only the explanations provided in the video, define the following: 1. What is an ERD? 2. What tables are used in the database? 3. What examples does the video use to demonstrate primary keys? 4. What example does the video use to demonstrate a composite key? 5. Write down each business rule and provide the answers in your own words. Please use Microsoft Word to type up your answers. Grammar and spelling count. Please cut and paste the questions above into your Word document and type up your answers below each question. Note: There are 4 business rules. Due Sunday by 11:59pm Module Four Lab 3 Coursework CSIT154 Entity Relationship Diagrams 1. Watch this video. ERD Explained. 2. Read Chapter 3, Pages 68-78, 87-96 and 99-102. 3. Watch this video again. ERD Explained. 4. Complete Lab 3 Module Four Coursework - Lab 3 Using only the explanations provided in the video, define the following: 1. What is an ERD? 2. What tables are used in the database? 3. What examples does the video use to demonstrate primary keys? 4. What example does the video use to demonstrate a composite key? 5. Write down each business rule and provide the answers in your own words. Please use Microsoft Word to type up your answers. Grammar and spelling count. Please cut and paste the questions above into your Word document and type up your answers below each question. Note: There are 4 business rules. Due Sunday by 11:59pm

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