QuestionBank

Class: Chunk OboNode  Full Name: ObojoboDraft.Chunks.QuestionBank

Question banks contain one or more questions or other question banks with rules to describe how to select some subset of its children.

Properties

Property	Required	Type	Description
choose	no	Integer or all	Default: all. The number of children (1 or greater) to “choose” when selecting which children to display. If greater then the total number of children QuestionBank will choose all children. Invalid values will behave as all, and choose all children
select	no	String	Default: sequential. Describes how the question bank “selects” children - Expected to be one of the following values:

Supported Values for select

Value	Description
sequential	Children will be selected in document order. If choose is less than the number of children then each attempt will start at the question after the last selected question.
random	Children will be selected randomly.
random-unseen	Children will be selected randomly. If choose is less than the number of children then each attempt will prioritize children that were not shown previously.

Supported Trigger Types

Action Type	Description
onMount	Fired when a node is added to the DOM
onUnmount	Fired when a node is removed from the DOM

Required Children

One or more of QuestionBank and/or Question nodes.

Variables Registered

None

Example

JSON

{
  "type": "ObojoboDraft.Chunks.QuestionBank",
  "id": "...",
  "content": {
    "choose": 2,
    "select": "random"
  },
  "children": [...]
}

XML

<QuestionBank choose="2" select="random">
  <!-- ... -->
</QuestionBank>