Uml Diagrams

1) Class Diagram: User Login Details Username Password

Uname Upassword buttonname

Register Connection Manager

Fname Lname cid gender qualification experience address

Drivername URL Query Result

Check DBConnection Uname Upwd DBUname DBPassword Flag

Exam Eid ExamType ExamSelected

End Exam ExamID Flag Email

Result

ExamID Subject Result

Add Question Question Ansa Ansb Ansc Ansd Ans

Delete Question Qno Code Question Ans1 Ans2 Ans3 Ans4 Ans

Modify Ques Code Question Ans1 Ans2 Ans3 Ans4 Ans

Use Case for Administrator:

Add Questions

Show Records

Modify Records

 Admin

Delete Records

Choose Subject Results

Use Case Diagram for Normal User:

Registration

Login

Negative Marking Exam



Non-Negative Marking Exam

Normal User Choose answers Results

Sequence Diagram for Exam Management:

 Admin

Login

Subject

Exam

Add

Update

Delete

Login() Choose() Creation() Add() Update() Delete()

Sequence Diagram for User Options:

 Normal RegiUser stration

Login

Negative Non-nega- Subject Exam Marking tive marking

Result

register() Login() Select() Select() Choose() Start() Result()

Diagrams Diagrams for Questions Management

Log-in

Invalid User Authetication Valid User

Administration

Add Question

Update Question

Log-Out

Delete Question

2.Activity diagram for Different options of the user

Log-in Invalid Employee Authentication

-Ve Marks

Without –Ve Marking

Log-Out

Subject

Q and Ans

3. Activity diagram for Different options for the user.

User Form

User

Register

Login

Log-Out

Start Exam