Q2/I/ draw the entity relationship for each of the following: 1-" a student studies one or many modules and a module is studied by one or many students". 2-" a manager leads one or many employees and an employee is led by one and only one manager". 3- " a manager leads one or many employees and an employee is led by one and only one manager and if there is a manager who has no employees to lead". 4- "a classroom has one and only one lecturer to manage and a lecturer has one and only one classroom". 5- "each classroom has one or many students registered in and a student has one or many classrooms to be registered in".

Q2/I/ draw the entity relationship for each of the following: 1-" a student studies one or many modules and a module is studied by one or many students". 2-" a manager leads one or many employees and an employee is led by one and only one manager". 3- " a manager leads one or many employees and an employee is led by one and only one manager and if there is a manager who has no employees to lead". 4- "a classroom has one and only one lecturer to manage and a lecturer has one and only one classroom". 5- "each classroom has one or many students registered in and a student has one or many classrooms to be registered in".

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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