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Computer Engineering
the entity relationship diagram

the entity relationship diagram

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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a) Draw the entity relationship diagram for each of the following Scenario.

 

i) The company has over 100 employees. Each employee is identified by their Employee_ID. Other attributes are Employee_Name, EmployeeAddress, and Skills. An employee may have more than one skill. And each skill can be mastered by many employees or none.

 

ii) A customer can submit orders to buy products. Each order is identified by Order_ID, and Order_Date. A customer may submit any number of orders. Each order is submitted by exactly one customer. The identifier for a customer is Customer_ID. Other attributes include Customer_Name and Customer_Address

 

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