There is a limit on how much the user can extend the date of a particular book. Extending loan: Some books will be lent for 3 weeks while others will be lent for more than 3 weeks in which case the person borrowing has to come to the library and get the date extended. If the person is not a member, the book will not be issued to them for taking away, rather they will have to sit and read in the library.Ģ. Examples of UML use case diagrams - online shopping, retail website, bank ATM, e-Library, airport check-in, restaurant, hospital. Borrow a copy of the book: If the person wishes to borrow a book from Derpville Public Library, he/she must be a member of the library in which case they will be allowed to issue a certain number of books. Give a use case description for two use cases:ġ. Some books are for short term loans only. The library may have several copies of a given book. Number of books that can be borrowed by each member of the library. The borrower must be a member of the library. The task is to develop aĬomputer system for borrowing books. This is the problem I got from some PDF available on Google that simply had the following problem statement:Ī library contains books and journals. NOTE: I am self studying UML so I have nobody to verify my diagrams and hence I am posting here, so please bear with me.
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