Software Engineering (10th Edition)
10th Edition
ISBN: 9780133943030
Author: Ian Sommerville
Publisher: PEARSON
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Chapter 6, Problem 6.7E
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Draw an Enhanced Entity-Relationship (EER) diagram that describes the following business environment.The National Association of Zoos (NAZ) wants to develop an information system to keep track of the zoos, animals, and related zoo objects and people associated with zoos in the US.
Each Zoo in the U.S. has a unique name plus an address and a size in acres. Each state may have several zoos. In addition to the unique state name, the NAZ wants to record the state's governor and capital. Each animal in each zoo has an animal number that is unique across all NAZ zoos. Each animal also has a pet name (King, Rover, Fred, etc.), a species (tiger, eagle, shark, etc.) and a country of origin.
An animal may be a bird, a mammal, a fish, or any of several other broad categories of animal, but a particular animal may be classified in only one of these broad categories. Additional data about birds include their length and wingspan. Additional data about fish include their weight and top swimming…
A Central University wants to automate their all kind of fee payment such as admission, examination, course registration and re-registration and hostel for all type of courses through online, uploading their academic details as document and document verification for confirming their payment for the specific course.
Design this application by providing the entity relationship diagram and data flow diagrams for the scenario given above.
QUESTION 6
Read the following scenario and draw a logical data flow diagram that includes both the Context diagram and
Level '0' diagram (Diagram 0 for students only) on a piece of paper
and upload it as a solution for this question.
C1.
, take a clear photo
UTAS-Suhar Library head decided to build a new online library system to facilitate borrowing books for students anả
instructors.
So, the proposed system will allow the students and instructors to login to the system with their usernames and password
and then the system will authenticate them to make sure that they are authorized people or not. Also, it will allow them to
search for books by using book title or ISBN. In addition it will allow them to borrow a book for a specific period. Finally,
when the due date arrives, they must return the books to the library and receive the confirmation receipt.
The system also will allow the Liberian to check for the available books and order new books.
The head of the Library will be able to…
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Software Engineering (10th Edition)
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