...a/org/olat/ims/qti21/model/xml/AssessmentTestBuilder.java

...ms/qti21/ui/editor/AssessmentSectionEditorController.java

...tor/AssessmentTestAndTestPartOptionsEditorController.java

...ims/qti21/ui/editor/AssessmentTestComposerController.java

...t/ims/qti21/ui/editor/AssessmentTestEditorController.java

...ti21/ui/editor/AssessmentTestOptionsEditorController.java

...s/qti21/ui/editor/AssessmentTestPartEditorController.java

...lat/ims/qti21/ui/editor/ItemSessionControlController.java

.../olat/ims/qti21/ui/editor/UnkownItemEditorController.java

.../olat/ims/qti21/ui/editor/UnkownTestEditorController.java

...olat/ims/qti21/ui/editor/_i18n/LocalStrings_de.properties

...olat/ims/qti21/ui/editor/_i18n/LocalStrings_en.properties