QTI 2.1 Overview

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QTI 2.1 Overview

• Pierre Gorissen,
• SURF SiX / Fontys University of Applied Science
• P.Gorissen_at_fontys.nl

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What is QTI?

• Question and Test Interoperability
• An specification from the IMS GLC
• A file format for questions and tests
• A file format for reporting results
• A runtime model for questions and tests(not
  bound to a particular technology)

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QTI 2.1
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Item Lifecycle
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QTI timeline

• Conceived in 1999, v1.0 released in 2000
• Updated in 2001 (v1.1) and 2002 (v1.2) to
  improve and extend the model
• By 2003 it was clear that a major revision was
  necessary, a quick fix (1.2.1) was followed by a
  complete rewrite
• QTI v2.0 was published February 2005
• QTI v2.1 (PD2) published June 2006
• QTI v2.1 (Final) expected (early?) 2007

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Changes

• Re-alignment with other IMS specifications
• Changes in the Item Content model
• Changes on Assessment level
• Implementation related changes

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Re-alignment with other IMS specifications

• IMS Contentpackaging Specification
• IMS Learning Resource Meta-data Specification
• IMS Learning Design Specification

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Changes in the Item Content model

• XHTML
• MathML
• Xinclude
• Interactions
• Adaptive items
• Item templates
• Inline feedback
• Number formatting

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Changes on Assessment level

• Item reference
• Pre-conditions and Branching
• Summative and formative tests
• Not just for High Stakes Testing !!

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Implementation related changes

• Conformance model
• Full validation of items and assessments possible
• Response processing templates
• Use of external response processing
• QTI Lite

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QTI 2.1 TBD

• Collect comments on Public Draft
• Need for implementation(s)
• new IMS requirement!
• QTI 2.0 implementation demo available
• http//qtitools.caret.cam.ac.uk/qtiv2/examples/V2e
  xamples.html

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Further information

• Pierre Gorissen P.Gorissen_at_fontys.nl
• Steve Lay swl10_at_cam.ac.uk
• http//qtitools.caret.cam.ac.uk/
• http//www.imsglobal.org/question/