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Thesis and Research Paper on Computerized Library System

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Computerized Library System
Introduction
Schools set the various pedagogical changes to achieve the current level of education in other countries. Because of the growing numbers of computer users, this became an effective medium to demonstrate the knowledge and skills of the students. From the traditional searching process for the books in the libraries, the interactive usage of computers can be now addressed as part of the library system.
Background and Problem Statement
In the aim of the universities to supply the necessary materials to their students, the idea of library management system is introduces. This involves the utilization for processing, accessing and retrieving the information that can effectively support the process of …show more content…

The library system also interfaces with an external relational database which stores information about the library users (students, faculty, and staff), including whether they have any library items checked out. . Library users can access the catalog and recall books and periodicals. Library employees have the same access as well as additional capabilities (e.g., listing the status of an item). (Note: the library catalog is part of the library computer system.)
Library
system library employees library users
Users’ Database bar code reader bar code user info book status query catalog info query, recall

Check in book
Library employee bar code reader
Users’ Database

Check book availability Recall book
Library user
Employee
Logon
Check out book

Simplified Use Case Examples – note that use case elaborations include exception/error handling

Use Case for Employee Logon
1. Employee initiates use case by entering user name
2. System prompts for password
3. If password is valid, employee is logged on and now has access to employee commands

Use Case for Check out book:
1. Employee initiates use case when the library user presents a book at the counter
2. Employee enters the user's ID number
3. The system verifies the ID by checking the Users' Database
4. If the ID# is valid and the user has no overdue books or periodicals, the employee continues:
5. The book's bar code is read with the bar

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