Learning by DeLC education portal One year experience Emil Doychev, Vesselina Valkanova University of Plovdiv, Bulgaria Ohrid, 25.08.2011
Feb 11, 2016
Learning by DeLC education portal
One year experience
Emil Doychev, Vesselina ValkanovaUniversity of Plovdiv, Bulgaria
Ohrid, 25.08.2011
Learning by DeLC education portal, Emil Doychev, Vesselina Valkanova 2
Custom DeLC Features O Custom functionality after the 1st
yearO Evolved Exam SystemO Event driven reminder systemO Student bookO Lecturer bookO Resource LibraryO Own SCORM Engine (development in
progress)
Ohrid, 25.8.2011 г.
Learning by DeLC education portal, Emil Doychev, Vesselina Valkanova 3
DeLC Subsytems
Ohrid, 25.8.2011 г.
DeLC
Exams Engine
Reminders Engine
Agent-oriented
AssessmentSCORM Engine
Presented the last year
Separate talk by Vladimir
Under development
Covered by prof.
Stoyanov in separate talk
Learning by DeLC education portal, Emil Doychev, Vesselina Valkanova 4
Current StatsO Current stats for the exams digital
library:
O Student accounts: 127
Questions 319Tests/Exams 13Subjects 10Generated Tests/Exams 360
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Learning by DeLC education portal, Emil Doychev, Vesselina Valkanova 5
Creating a test
Template1
Q1Q2Q3Q4Q5Qn
Different types of questions
T2 T3 Tn
T1
Test
DeLC Server
Lecturer
Library with questions and
templates
1. Create questions2. Create templates3. Create test
The template dynamically selects a set of questions, based on criteria
set by the lecturer
The test consists of a set of questions
and set of templates
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ResultVariant XResult
Student n+2Student n+1
Carrying out an exam
Student 1 Student 2 Student 3 Student 4 Student n
Lecturer
DeLC Server
Test
Variant 1
Variant 4
The time counting is personal per
student
Variant 3
Variant n
If there are open questions the student will be able to see his/her rating after the
evaluation of these questions.
System for automatic assessment of open questions
Test 2
It is possible to carry out different exams in the
same time.
Result Variant 2
Variant n+1
Optimizing the time for the whole exam – the free working places
can be used immediately by another students.
Another possibility – the lecturer make assessment
of the open questions.
Currently a system for automatic assessment is
developing (agent oriented).
When the student complete its exam and
if there are no open questions he/she
receive immediately his/her result.
For each student a different test is
generated, based on the templates included
in the test.
Ohrid, 25.8.2011 г.Learning by DeLC education portal, Emil Doychev, Vesselina Valkanova
Learning by DeLC education portal, Emil Doychev, Vesselina Valkanova 7
Resource LibraryO Contains set of resources:
O documentsO imagesO ArchivesO …
O Hierarchical organizationO Strong and detailed access control:
O by user, group, roleO per branch or individual resource
O Possibility for the students to upload resources
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Learning by DeLC education portal, Emil Doychev, Vesselina Valkanova 8
Resource Library
Ohrid, 25.8.2011 г.
Learning by DeLC education portal, Emil Doychev, Vesselina Valkanova 9
User Profiles and Personalization
O The problems:O Big amount of user profiles to
maintainO Some kind of fraud protection
O The solution:O Use an secure LDAP server and the
ability of the portal framework for automatic profile creation
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Learning by DeLC education portal, Emil Doychev, Vesselina Valkanova 10
User Profiles and Personalization
University DB
Focus User Management
Focus DB
DeLC
Portal DB DeLC DB
University Information System Focus2LDAP
FocusSync Focus LDAP Server
An information system supported by the university
staff
A web based system for user
account management
Daily synchronization for the existing
student accounts
LDAP synchronization - at most 5 seconds after
change in Focus DBDeLC uses Focus LDAP to
get user credentials along with its role and groups (at each login)
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Final thoughtsO About the students:
O They likes:O the ability to see their exam assessment online ASAPO the impossibility anybody else to see their assessmentO the easy way for sharing materials trough the resource
libraryO They are trying to cheat during the exams.
O About the lecturers:O They likes:
O the dynamic nature of the testsO the flexible way for fine tuning the exams assessmentO the resource libraryO …
Ohrid, 25.8.2011 г.