{
  "resourceType":"Questionnaire",
  "title": "Driver Interface Unit (DIU) Driver Usage Questionnaire",
  "subjectType" : [ "Driver" ],
  "description":"A questionnaire for drivers meant to get feedback on usage of the DIU",
  "item": [

    {
      "type": "group",
      "question":"Overall, how would you rate your experience when using the Driver Interface Unit (DIU)?",
      "groupItem": [ "Horrible", "Bad", "Adequate", "Good", "Excellent" ]
    },

    {
      "type": "group",
      "question":"Overall, how would you compare the prototype DIU to the previous system?",
      "groupItem": [ "Worse", "Same", "Better" ]
    },

    {
      "type": "group",
      "question":"How would you rate the responsiveness of the Driver Interface Unit (DIU)?",
      "groupItem": [ "Horrible", "Bad", "Adequate", "Good", "Excellent" ]
    },

    {
      "type": "group",
      "question":"How would you rate the sound level of the Driver Interface Unit (DIU)?",
      "groupItem": [ "Bad", "Adequate", "Good" ]
    },

    {
      "type": "text",
      "question":"Was there anything that you found overly frustrating about using the device?"
    },

    {
      "type": "text",
      "question":"Are there any features that you would like to be removed?"
    },

    {
      "type": "text",
      "question":"Are there any features that you would like to see added?"
    },

    {
      "type": "text",
      "question":"Was it clear what 'DIM' feature was and how to use it?"
    },

    {
      "type": "boolean",
      "question":"Did you use the 'DIM' feature?"
    },

    {
      "type": "text",
      "question":"Was it clear that there was an option to change screen brightness?"
    },

    {
      "type": "boolean",
      "question":"Did you adjust the screen brightness?"
    },

    {
      "type": "text",
      "question":"Is there anything you would like to say about the unit and it's usage, good or bad?"
    },

    {
      "type": "text",
      "question":"Is there any question on this survey that should have been asked but wasn't?"
    },

    {
      "type": "text",
      "required":false,
      "question":"If you would like to be contacted in the future with updates or follow up questions, please leave your email address?"
    }
  ]
}