diff --git a/question/type/datasetdependent/categorydatasetdefinitions.php b/question/type/datasetdependent/categorydatasetdefinitions.php
deleted file mode 100644
index 8c719ed1461..00000000000
--- a/question/type/datasetdependent/categorydatasetdefinitions.php
+++ /dev/null
@@ -1,105 +0,0 @@
-<?php // $Id$
-
-    /////////////////////////////////////////////////////////////////////
-    ///// This page offers a way to define category level datasets  /////
-    /////////////////////////////////////////////////////////////////////
-
-    require_once(dirname(__FILE__) . '/../../../config.php');
-
-    $category = required_param('category', PARAM_ALPHANUM);
-    $question = optional_param('question', '', PARAM_INT);
-
-    if (! $category = get_record("question_categories", "id", $category)) {
-        error("This wasn't a valid category!");
-    }
-
-    if (! $course = get_record("course", "id", $category->course)) {
-        error("This category doesn't belong to a valid course!");
-    }
-
-    require_login($course->id, false);
-
-    if (!isteacheredit($course->id)) {
-        error("Only the teacher can import quiz questions!");
-    }
-
-    $DATASET_TYPES = array('1' => get_string('literal', 'quiz'),
-                           '2' => get_string('file', 'quiz'),
-                           '3' => get_string('link', 'quiz'));
-
-    $streditingquiz = get_string("editingquiz", "quiz");
-    $strdefinedataset = get_string("datasetdefinitions", "quiz", $category->name);
-    $strquestions = get_string("questions", "quiz");
-
-    print_header_simple("$strdefinedataset", "$strdefinedataset",
-                 "<a href=\"../../edit.php\">$streditingquiz</a> -> $strdefinedataset");
-
-    if ($form = data_submitted()) {   /// Filename
-
-        $definition->category = $category->id;
-        foreach ($form->name as $key => $name) {
-            $definition->name = $name;
-            $definition->id   = $form->id[$key];
-            $definition->type = $form->type[$key];
-
-            if ($definition->id) {
-                if (!update_record('question_dataset_definitions', $definition)) {
-                    notify("Could not update dataset item definition");
-                }
-
-            } else if ($definition->name) {
-                if (!insert_record('question_dataset_definitions', $definition)) {
-                    notify("Could not insert dataset item defintion");
-                }
-
-            } else {
-                // No action
-            }
-        }
-        if ($form->question) {
-            redirect("../../question.php?id=$question");
-        } else {
-            redirect("../../edit.php");
-        }
-    }
-
-    /// Print form
-
-    print_heading_with_help($strdefinedataset, "datasets", "quiz");
-
-    print_simple_box_start("center");
-    echo "<form method=\"post\" action=\"categorydatasetdefinitions.php\">";
-    echo "<input type=\"hidden\" name=\"category\" value=\"$category->id\" />";
-    if ($question) {
-        echo "<input type=\"hidden\" name=\"question\" value=\"$question\" />";
-    }
-
-    echo "<table cellpadding=\"5\">";
-
-    $definitions = get_records('question_dataset_definitions',
-                               'category',
-                               $category->id);
-    for ($idef = 1, $total = max(5, count($definitions)) ; $idef <= $total ; ++$idef) {
-        if ($definitions) {
-            $definition = array_shift($definitions);
-        } else {
-            $definition = NULL;
-        }
-
-        echo "<tr><td align=\"right\">";
-        print_string("itemdefinition", "quiz");
-        echo ":</td><td>";
-        echo "<input name=\"name[]\" type=\"text\" size=\"20\" value=\"$definition->name\" />";
-        echo "<input type=\"hidden\" name=\"id[]\" value=\"$definition->id\" />";
-        echo " </td><td> ";
-        choose_from_menu($DATASET_TYPES, 'type[]', $definition->type, '');
-        echo "</td></tr>\n";
-    }
-
-    echo "<tr><td align=\"CENTER\" colspan=\"3\"><input type=\"submit\" value=\"".get_string("continue")."\" /></td></tr>";
-    echo "</table>";
-    echo "</form>";
-    print_simple_box_end();
-
-    print_footer($course);
-?>