What are the functional and non functional requirements of a library management system?

Answer 1

Functional/Non-Functional Requirements

This section gives the list of Functional and non-functional requirements that are applicable to the Library Management system

Function Requirement

The Librarian

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 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

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

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

Asst. Librarian

Prepare Library database

All data base must be prepared

Guest

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 Requirements

We 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 Attributes

The 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

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.

Answer 2

non - functional requirement :

1. useability

2. easy to use

3. reusability

4. can the system be measure

Answer 3

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