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(Q)What are the functional and non functional
requirements of a library management system?
Answer:Functional and
Non-Functional Requirements.
This section gives the list of Functional and non-functional
requirements that
are applicable to the Library Management system
Functional Requirement
The Librarian does the following function(s):-
1. Add Article
New entries must be entered in database
2. Update Article
Any changes in articles should be updated in case of update
3. Delete Article
Wrong/Expiry/Un-usable entry must be removed from system
4. Inquiry Members
Inquiry all current enrolled members to view their details
5. Inquiry Issuance
Inquiry of all database articles
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6. Check out Article
To issue any article must be checked out
7. Check In article
After receiving any article system will reenter article by
Checking
8. Inquiry waiting for approvals
Librarian will generates all newly application which is in
waiting list
9. Reserve Article
This use case is used to reserve any book with the name of
librarian, it can
be pledged
10. Set user Permission
From this user case Librarian can give permission categorically,
also
enabling/disabling of user permission can be set through this
use case.
MEMBER does the following function(s):-
1. Authentication
User must authenticated before accessing system
2. Search Article
User can search any article
3. Request Article
After successful searching member mark this book as requested
article
4. Check Account
This use case is used to check account details
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Asst. Librarian does the following function(s):-
Prepare Library databaseAll data base must be prepared
Guest does the following function(s):-
1. Register user
User must full fill all application form for registration
Non-Functional Requirement
Safety Requirements
The database may get crashed at any certain time due to virus or
operating
system failure. Therefore it is required to take the database
backup.
Security RequirementsWe are going to develop a secured database
for the university .There are
different categories of users namely teaching staff,
administrator, library
staff ,students etc., Depending upon the category of user the
access rights are
decided. It means if the user is an administrator then he can be
able to
modify the data, delete, append etc., all other users other than
library staff
only have the rights to retrieve the information about
database.
Software Quality AttributesThe Quality of the database is
maintained in such a way so that it can be
very user friendly to all the users of the database
Hardware Constraints
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The system requires a database in order to store persistent
data. The database
should have backup capabilities.
Software Constraints
The development of the system will be constrained by the
availability of
required software such as database and development tools.
