Students surfing the Internet UML class diagram
2024-10-22 16:20:57 3 Report
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This UML class diagram illustrates the processes involved in managing student interactions with the Internet. It encompasses various functionalities such as viewing recharge records, querying work records, and maintaining student information. Key operations include student registration, password modification, and balance checking. The diagram highlights roles like General User, Administrator, and Operator, each with specific responsibilities such as user management, checkout, and card operations. Essential actions like adding or deleting users, viewing bills, and maintaining basic data are also depicted, providing a comprehensive overview of the system's capabilities and user interactions.
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Outline/Content
View recharge records
Work record query
registration
Student Basic Information Maintenance
Modify the password
recharge
Query the amount to be collected
Checkout
General user
+Name+Level+ID
+ Check student balance ()+ Check computer access record ()+ Check computer access status ()+ Check recharge record ()+ Change password ()
Check the balance
Administrator
Add user (+)Delete user (+)Check out (+)Basic data settings (+)View on-duty teachers (+)View bill (+)
+ On the machine ().
Check the login records
Return card
Add user
Card
Student ID: Name:Card Number:Balance:
Delete user
Check the online status
bill
operator
+Register()+Recharge()+Return card()+Amount collected()+Student basic information maintenance()+Work record query()
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