Virtual Tutor Application Madhuri SomarapuDr. Jie YanBowie State UniversityComputer Science Department

Outline Introduction Modules Functionalities System Design Database Design Results Conclusion Future Work

Introduction The “Online Virtual Tutor” has important implications for the design of future

learning programs that incorporate pedagogical agents. Successful outcomes of the proposed work will provide a new procedure for developing more engaging and natural dialogs and narrations by pedagogical agents, which are expected to lead to more effective learning outcomes.

Modules Administrator Professor Student

Functionalities

• Mail• Syllabus (Profile)• Lecture• Quiz• FAQ

System DesignUse case diagram of Administrator:

Login

Add Users

Assign Role

Edit Users

Delete Users

Logout

Administrator

Use case diagram of Professor:

Professor

Login

Enter Profile

Upload Materials

Update Profile

Preview

Logout

Delete Materials

Mailing

Create Quiz

Use case diagram of Student:

Login

View Grades

Take Quiz

Listen Online Classes

Logout

DownloadMaterials

Mailing

Save MaterialsStudent

Database Design• Login Table:

Table name: Onlineusers

Description: Login table

Field Name Data Type Description

Username VARCHAR(30) Username

Password VARCHAR(30) Password

Role VARCHAR(30) Type of user

Quiz Table:Table Name: Quiztable

Description: Table to store Quiz details

Field Name Data Type Description

qtype varchar(255), Quiz Type

Subject varchar(255), Name of the table

Questions Int Number of Questions

Answers Int Number of Answers

cur_timestamp TIMESTAMP(8) Current Time

Table Name: Quiztable

Description: Values in Quiz table

Qtype Subject Questions Answers Current_time

Multiple choice Chapter1 5 4 20100726

Multiple choice Quiz1 4 4 20100727

True or False Chapter-1 True/False 5 2 20100728

Multiple choice Graphics 5 4 20100730

True or False Sample Quiz 4 2 20100730

Quiz Table (continued)

Table Name: Quiz1

Description: Values in Quiz1 table

qno Question Adata bdata cdata ddata ans

1 Who are you? Madhuri ram Sarala Ruth b

2 Where are you? Knr US UK Swiz b

3 How old are you? 22 23 23 25 b

4 Which school? Bowie Towson Gannon Virginia a

5 What are you doing? Masters Undergrad +2 Preliminary c

ResultsLogin Page:

Administrator Home Page:

Edit Profile:

Create New User:

User Profile:

Assignments:

Upload Assignment:

Upload Chapter(text files):

Upload Files(for Chapter):

List of Chapters :

Chapter Information:

File Preview:

Create Quiz:

Enter Questions:

Preview Quiz:

Preview Quiz Chapter:

Conclusion There is great need for accessible and effective intelligent tutoring systems

that can improve learning by children and adults. The proposed work will inform the design of pedagogical agents that can produce more engaging and effective learning experiences.

Future Work:

Integrate Virtual tutor with desktop application

Need to implement functionalities: Mail Profile

Acknowledgements

Thanks to:Dr. Yan .

Department of Computer science.

Research made possible through grants from:NSF: SGER:  Research to Improve Communication by Pedagogical Agents (Award No. IIS-0827188).

Thank You