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Computer Based Testing   Security & Administration 2007 North American Pesticide Applicator  Certification & Safety Educat...
CBT Security & Administration 10 Minute   Review <ul><li>Metro Institute Background </li></ul><ul><li>Testing Security Bas...
Metro Institute Background <ul><li>Training Institute - 2000 </li></ul><ul><ul><li>Initial Applicator Training & CEU’s </l...
Testing Security Basics <ul><li>Server Physical Security </li></ul><ul><ul><li>Hosted by Dedicated ISP Provider </li></ul>...
Testing Security Basics <ul><li>Agency Data Security </li></ul><ul><ul><li>Test Applications to Metro via FTP  </li></ul><...
CBT System Overview
Step-by-Step Procedure <ul><li>Application </li></ul><ul><li>Server Operations </li></ul><ul><li>Testing Appointment </li>...
Application <ul><li>Application Complete </li></ul><ul><li>Reviewed & Approved </li></ul><ul><li>Agency Data Entry </li></...
Server Operations <ul><li>Web Server solicits & receives data from Agency Server </li></ul><ul><li>Web Server submits pass...
Testing Appointment <ul><li>Applicant calls Metro with ID number </li></ul><ul><li>Metro queries Web Server for authority ...
Arrival at Testing Site  <ul><li>Photo ID is requested & identification confirmed </li></ul><ul><li>Digital photo taken & ...
Accessing Test Questions <ul><li>Six events must be completed in sequence to receive test question: </li></ul><ul><ul><li>...
Testing Process <ul><li>Test questions/answers randomly generated & sent in multiple packets </li></ul><ul><li>Packets may...
Test Completion <ul><li>Tester may review questions & answers until timeout </li></ul><ul><li>Once “Finish” button selecte...
Final Data Delivery to Agency <ul><li>Test-taker scores & pictures sent from Metro Web Server to Agency File Server via FT...
Reports <ul><li>Histogram – Score Distribution </li></ul><ul><li>Discrimination Index </li></ul><ul><li>Test Question – So...
Histogram
Discrimination Index
Test Question % Correct
In Conclusion <ul><li>Metro Online CBT System Attributes: </li></ul><ul><ul><li>More Secure  - Paper-based & computer tran...
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Computer Based Testing - Security

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Transcript of "Computer Based Testing - Security "

  1. 1. Computer Based Testing Security & Administration 2007 North American Pesticide Applicator Certification & Safety Education Workshop         Portland Maine 2007      
  2. 2. CBT Security & Administration 10 Minute Review <ul><li>Metro Institute Background </li></ul><ul><li>Testing Security Basics </li></ul><ul><li>CBT System Overview </li></ul><ul><li>Step-by-Step Procedure </li></ul><ul><li>System Reports </li></ul><ul><li>Concluding Statements & Questions </li></ul>
  3. 3. Metro Institute Background <ul><li>Training Institute - 2000 </li></ul><ul><ul><li>Initial Applicator Training & CEU’s </li></ul></ul><ul><li>Computer Based Testing – 2003 </li></ul><ul><ul><li>3GB Technologies @ USU Research Center </li></ul></ul><ul><ul><li>Began Providing CBT for Arizona SPCC </li></ul></ul><ul><li>Present Goals – 2007 </li></ul><ul><ul><li>CBT & Web Training Worldwide </li></ul></ul><ul><ul><li>Implement CBT Nebraska, Alabama, N. Carolina, S. Carolina </li></ul></ul><ul><ul><li>National Pesticide Applicator Core Exam – CBT Conversion </li></ul></ul>
  4. 4. Testing Security Basics <ul><li>Server Physical Security </li></ul><ul><ul><li>Hosted by Dedicated ISP Provider </li></ul></ul><ul><ul><li>Offsite Backup Performed Every Hour </li></ul></ul><ul><li>Test Data Security </li></ul><ul><ul><li>Dual Server System – Web & Data </li></ul></ul><ul><ul><li>ISP Firewalls & Port Blocking & Password </li></ul></ul><ul><ul><li>MD5 Login Encryption </li></ul></ul><ul><ul><li>SSL Data Transfer Encryption </li></ul></ul><ul><ul><li>No ActiveX or Java Applets Employed </li></ul></ul>
  5. 5. Testing Security Basics <ul><li>Agency Data Security </li></ul><ul><ul><li>Test Applications to Metro via FTP </li></ul></ul><ul><ul><li>Test Scores Returned to Agency Via FTP </li></ul></ul><ul><li>Testing Sites Security </li></ul><ul><ul><li>Proctored & Monitored </li></ul></ul><ul><ul><li>Photo ID Required, Photo Taken </li></ul></ul><ul><li>Testing Computer Security </li></ul><ul><ul><li>Hardened Kiosk - Stores No Data Ever </li></ul></ul>
  6. 6. CBT System Overview
  7. 7. Step-by-Step Procedure <ul><li>Application </li></ul><ul><li>Server Operations </li></ul><ul><li>Testing Appointment </li></ul><ul><li>Arrival at Testing Site </li></ul><ul><li>Accessing Test Questions </li></ul><ul><li>Testing Process </li></ul><ul><li>Test Completion </li></ul><ul><li>Final Data Delivery to Agency </li></ul>
  8. 8. Application <ul><li>Application Complete </li></ul><ul><li>Reviewed & Approved </li></ul><ul><li>Agency Data Entry </li></ul><ul><li>Letter to Applicator </li></ul><ul><li>Cued for Daily FTP </li></ul><ul><ul><li>Name & ID # </li></ul></ul><ul><ul><li>Date Approved </li></ul></ul><ul><ul><li>Tests Approved </li></ul></ul>
  9. 9. Server Operations <ul><li>Web Server solicits & receives data from Agency Server </li></ul><ul><li>Web Server submits password to Data Server for transfer </li></ul><ul><li>Data transferred from Web Server to Data Server thru firewall </li></ul>
  10. 10. Testing Appointment <ul><li>Applicant calls Metro with ID number </li></ul><ul><li>Metro queries Web Server for authority to offer test </li></ul><ul><li>Approval confirmed & test set for specific date & site thru Web Server </li></ul>
  11. 11. Arrival at Testing Site <ul><li>Photo ID is requested & identification confirmed </li></ul><ul><li>Digital photo taken & sent to test-taker file </li></ul><ul><li>Test-taker proctored into specific test, computer IP address confirmed </li></ul><ul><li>Test-taker gets color scratch paper, enters ID#, agrees to terms, begins testing </li></ul>
  12. 12. Accessing Test Questions <ul><li>Six events must be completed in sequence to receive test question: </li></ul><ul><ul><li>Application Received </li></ul></ul><ul><ul><li>Test Appointment </li></ul></ul><ul><ul><li>Day & Location </li></ul></ul><ul><ul><li>Proctor ID’s, Photos & Releases Test </li></ul></ul><ul><ul><li>IP Address Confirmed </li></ul></ul><ul><ul><li>Proctor Signs in test-taker to workstation </li></ul></ul>
  13. 13. Testing Process <ul><li>Test questions/answers randomly generated & sent in multiple packets </li></ul><ul><li>Packets may contain one or two words </li></ul><ul><li>Packets may or may not take same route </li></ul><ul><li>Answers return to Web Server as single number </li></ul>
  14. 14. Test Completion <ul><li>Tester may review questions & answers until timeout </li></ul><ul><li>Once “Finish” button selected (or timeout) test is recorded </li></ul><ul><li>Completed test can not be altered </li></ul><ul><li>Score sheet is printed </li></ul>100%
  15. 15. Final Data Delivery to Agency <ul><li>Test-taker scores & pictures sent from Metro Web Server to Agency File Server via FTP daily </li></ul><ul><li>Agency issues License to all test-takers with passing scores </li></ul>
  16. 16. Reports <ul><li>Histogram – Score Distribution </li></ul><ul><li>Discrimination Index </li></ul><ul><li>Test Question – Sort by % Correct </li></ul><ul><li>Test Results – Sort by Location </li></ul><ul><li>Average Time to Complete Test </li></ul><ul><li>Applicator Test Look-up </li></ul><ul><li>Applicator Photo Look-up </li></ul><ul><li>Test Questions & Answers </li></ul>
  17. 17. Histogram
  18. 18. Discrimination Index
  19. 19. Test Question % Correct
  20. 20. In Conclusion <ul><li>Metro Online CBT System Attributes: </li></ul><ul><ul><li>More Secure - Paper-based & computer transmitted testing systems vulnerable </li></ul></ul><ul><ul><li>Allows Flexibility - Timely question changes </li></ul></ul><ul><ul><li>Secure & Proven - Procedures & protocols taking advantage of latest technology </li></ul></ul><ul><ul><li>Reports – Any analysis provided </li></ul></ul><ul><ul><li>Free to Agency - Saves money allowing staff & office space reduction or reassignment </li></ul></ul>
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