5. DATA FLOW DIAGRAM (DFD)
Update
Command
Issue
BOOKS
7
Issue
8
Display
statusUpdate
Collect
Return
Issue
Handle
details
Command data
Command data
11
Modify/
insert
Maintain Student
Student data
STUDENT
1
Reserva
tion
REPORTS
13
Display
status
Store details
12
Book
search
Reservation
DisplayCommand
Command data
9
Return
LIBRARY STAFF
6. DATA FLOW DIAGRAM (DFD)
3
Deletion
4
Process
password
5
Access
granted
6
Access
denied
Command
Command data
Display
Display
Valid
Invalid
Delete from
Stored in
SYSTEM DISPLAY
2
Add
Command
Show
FINE SYSTEM
Executes
LIBRARY STAFF
10
Complete
fine
9
Return
Command
Due over
7. CONTEXT LEVEL
DIAGRAM
FINE SYSTEM
REPORTS
Display
BOOKS
Student receives
Display info
SYSTEM DISPLAY
Executes
LIBRARY STAFF
Return book
Issue book
Authentication
Add/delete info
Maintain reader info Library
management
system
Search book
STUDENT
Reserve book
9. CONTEXT LOGICAL DIAGRAM
Book Issue
STUDENT
Books
Send dues
Request membership
STUDENT
MEMBERSHIP
MANGEMENT
Member details
Information
Member
Send penalty report
Request for book
Book Issue details
Return book
Reminder
Penalty amount
Penalty
MANAGEMENT
REPORT
MANAGEMEN
T
Send report
Request for report
Book issue
management
Issue detail
Book details
Send details
Request for discontinuation
18. ISSUE RETURN TABLE
Sr. No. Field Name DataType Size
1 Bno int 11
2 Id int 20
3 Issue_date Date/Time 10
4 Due_date Date/Time 10
5 Return_date Date/Time 10
6 Fine int 3
7 Copies_available int 2
20. Category:
Number of Books Present:
Having ISBN from: to .
List of Books:
The library has (Number of Books) for (Category) as
listed above
RECORD OF BOOKS FOR A
PARTICULAR CATEGORY
Sr. No. Book Name ISBN No. No. Copies Cost Shelf No.