Practice

Actor K answered question item X embedded in Video V (position T)

e.g. Roger didn’t get the right answer on a Fill-In-The-Blank Question .(It popped up in the video "Future Learning" and it took him 20s )

Recommended

Property Type Description Example Required Best Practice
actor Agent Object Person who answered the question {"objectType":"Agent","name":"Roger","mbox":"mailto:roger@visca.com"} Required
verb.id URL The verb http://adlnet.gov/expapi/verbs/answered Required
verb.display.en-US String The verb display answered Recommended
object.objectType String Practice(question/question) is a kind of "Activity" Activity Required
object.id URL Hyperlink of the question http://question/id/1 Required
object.definition.description.en-US String The stem of the question 1,_,3,_,5 Recommended
object.definition.type URL cmi.interaction http://adlnet.gov/expapi/activities/cmi.interaction Required
object.definition.interactionType String question type:seeinteractions fillin Required
object.definition.correctResponsesPattern Array of Strings The correct answer 2[,]4 Recommended
object.definition.extensions.https://w3id.org/xapi/acrossx/extensions/alignment Array of String Academic standards,such as CCSS,PISA,etc. ["Know and apply grade-level phonics and word analysis skills in decoding words."] Recommended It should be an array contains hyperlinks(Array of URL)
object.definition.extensions.https://w3id.org/xapi/acrossx/extensions/blooms-level String Blooms Level:
  • Remembering
  • Understanding
  • Applying
  • Analyzing
  • Evaluating
  • Creating
Applying Recommended
result.score.min Integer Minimum score of the question 0 Recommended
result.score.raw Integer Score 10 Recommended
result.score.max Integer Maximum Score of the question 10 Recommended
result.success Boolean Correct or not false Required
result.response String user's answer 2[,]6 Required
result.duration ISO 8601 String time spent on answering the question PT20S Required Remove the fraction
result.extensions.http://id.tincanapi.com/extension/starting-point ISO 8601 String the timestamp of starting answering the question 2015-09-21T05:45:10Z Recommended Remove the fraction
result.extensions.http://id.tincanapi.com/extension/ending-point ISO 8601 String the timestamp of finishing answering the question 2015-09-21T05:45:30Z Recommended Remove the fraction
result.extensions.https://w3id.org/xapi/acrossx/extensions/supplemental-info String or Activity Object If the actor answered the question with hint or supplemental info. Optional
context.instructor Agent Object instructor {"objectType":"Agent","name":"teacher","mbox":"mailto:teacher@visca.com"} Recommended
context.language String The language used in this scenario en-US Recommended
context.contextActivities.category[0] Activity Object Practice Profile Activity { "objectType":"Activity", "id":"https://w3id.org/xapi/acrossx/profile/practice" } Required
context.contextActivities.category[1] Activity Object Video Profile Activity { "objectType":"Activity", "id":"https://w3id.org/xapi/acrossx/profile/video" } Required
context.contextActivities.parent[0].id URL parent video url https://www.youtube.com/watch?v=sQcwRGTW5mw Required
context.contextActivities.parent[0].definition.name.en-US String video title Future Learning Recommended
context.contextActivities.parent[0].definition.type URL To define that video is a kind of activity https://w3id.org/xapi/acrossx/activities/video Required
context.contextActivities.parent[0].definition.extensions.http://id.tincanapi.com/extension/duration Integer video length PT12M47S Recommended Remove the fraction
context.platform String platform http://platform/assessing Recommended Use the URL to present the platform website
context.extensions.http://id.tincanapi.com/extension/browser-info Navigator Object browser { "code_name": "Mozilla", "name": "Netscape", "version": "5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "platform": "MacIntel", "user-agent-header": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "cookies-enabled": true }
context.extensions.http://id.tincanapi.com/extension/time ISO 8601 String the video time point the question prompts PT1M Required Remove the fraction
authority Agent Object The learner {"objectType":"Agent","name":"Roger","mbox":"mailto:roger@visca.com"} Optional
timestamp ISO 8601 String the timestamp when user submitted the answer 2015-09-21T05:45:30Z Optional If not provided VisCa will use the time when the statement was received
{
    "actor":{
        "objectType":"Agent",
        "name":"Roger",
        "mbox":"mailto:roger@visca.com"
    },
    "verb":{
        "id":"http://adlnet.gov/expapi/verbs/answered",
        "display":{
            "en-US":"answered"
        }
    },
    "object":{
        "objectType":"Activity",
        "id":"http://question/id/1",
        "definition":{
          "description":{
                "en-US":"1,_,3,_,5"
            },
            "type":"http://adlnet.gov/expapi/activities/cmi.interaction",
            "interactionType":"fill-in",
            "correctResponsesPattern":["2[,]4"],
            "extensions":{
                "https://w3id.org/xapi/acrossx/extensions/alignment":["Know and apply grade-level phonics and word analysis skills in decoding words."],
                "https://w3id.org/xapi/acrossx/extensions/blooms-level":"Applying"
            }
        }
    },
    "result":{
        "score":{
            "min":0,
            "raw":10,
            "max":10
        },
        "success":false,
        "response":"2[,]6",
        "duration":"PT20S",
        "extensions":{
            "http://id.tincanapi.com/extension/starting-point":"2015-09-21T05:45:10Z",
            "http://id.tincanapi.com/extension/ending-point":"2015-09-21T05:45:30Z"
        }
    },
    "context":{
        "instructor":{
            "objectType":"Agent",
            "name":"Teacher",
            "mbox":"mailto:teacher@visca.com"
        },
        "platform":"http://platform/assessing",
        "language":"en-US",
        "contextActivities":{
            "parent":[
                {
                    "objectType":"Activity",
                    "id":"https://www.youtube.com/watch?v=sQcwRGTW5mw",
                    "definition":{
                        "name":{
                            "en-US":"Future Learning"
                        },
                        "type":"https://w3id.org/xapi/acrossx/activities/video",
                        "extensions":{
                            "http://id.tincanapi.com/extension/duration":"PT12M47S"
                        }
                    }
                }
            ],
            "category":[
                {
                    "objectType":"Activity",
                    "id":"https://w3id.org/xapi/acrossx/profile/practice"
                },
                {
                    "objectType":"Activity",
                    "id":"https://w3id.org/xapi/acrossx/profile/video"
                }
            ]
        },
        "extensions":{
            "http://id.tincanapi.com/extension/browser-info":{ "code_name": "Mozilla", "name": "Netscape", "version": "5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "platform": "MacIntel", "user-agent-header": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "cookies-enabled": true },
            "http://id.tincanapi.com/extension/time":"PT1M"
        }
    },
    "authority":{
      "objectType":"Agent",
      "name":"Roger",
      "mbox":"mailto:roger@visca.com"
    },
    "timestamp":"2015-09-21T05:45:30Z"
}

Actor K answered question item Y embedded in eBook B (page P)

Roger failed on a question that is embedded in the book page 8

Property Type Description Example Required Best Practice
actor Agent Object Person who answered the question {"objectType":"Agent","name":"Roger","mbox":"mailto:roger@visca.com"} Required
verb.id URL The verb id http://adlnet.gov/expapi/verbs/answered Required
verb.display.en-US String The verb display answered Recommended
object.objectType String question is a kind of Activity Activity Required
object.id URL the unique identifier for the question http://question/id/1 Required
object.definition.description.en-US String The stem of the question Are you Roger? Recommended
object.definition.type URL cmi.interaction http://adlnet.gov/expapi/activities/cmi.interaction Required
object.definition.interactionType String question type:seeinteractions true-false Required
object.definition.correctResponsesPattern Array of Strings The correct answer false Recommended
object.definition.extensions.https://w3id.org/xapi/acrossx/extensions/alignment Array of String Academic standards,such as CCSS,PISA,etc. ["Know and apply grade-level phonics and word analysis skills in decoding words."] Recommended It should be an array contains hyperlinks(Array of URL)
object.definition.extensions.https://w3id.org/xapi/acrossx/extensions/blooms-level String Blooms Level:
  • Remembering
  • Understanding
  • Applying
  • Analyzing
  • Evaluating
  • Creating
Applying Recommended
result.score.min Integer minimum score 0 Recommended
result.score.raw Integer score 10 Recommended
result.score.max Integer maximum score 10 Recommended
result.success Boolean Correct or not false Required
result.response String user's answer false Required
result.duration ISO 8601 String time spent on answering the question PT20S Required Remove the fraction
result.extensions.http://id.tincanapi.com/extension/starting-point ISO 8601 String the timestamp of starting answering the question 2015-09-21T05:45:10Z Recommended Remove the fraction
result.extensions.http://id.tincanapi.com/extension/ending-point ISO 8601 String the timestamp of finishing answering the question 2015-09-21T05:45:30Z Recommended Remove the fraction
result.extensions.https://w3id.org/xapi/acrossx/extensions/supplemental-info String or Activity Object If the actor answered the question with hint or supplemental info. Optional
context.instructor Agent Object instructor {"objectType":"Agent","name":"teacher","mbox":"mailto:teacher@visca.com"} Recommended
context.language String The language used in this scenario en-US Recommended
context.contextActivities.category[0] Activity Practice Profile Activity { "objectType":"Activity", "id":"https://w3id.org/xapi/acrossx/profile/practice" } Required
context.contextActivities.category[1] Activity EBook Profile Activity { "objectType":"Activity", "id":"https://w3id.org/xapi/acrossx/profile/ebook" } Required
context.contextActivities.parent[0].id URL ebook id(URL) http://book/id/1 Required It should be a hyperlink
context.contextActivities.parent[0].definition.name.en-US String parent book name Recommended
context.contextActivities.parent[0].definition.type URL EBook Type https://w3id.org/xapi/acrossx/activities/e-book Required
context.platform String platform http://platform/assessing Recommended Use the URL to present the platform website
context.extensions.http://id.tincanapi.com/extension/browser-info Navigator Object browser { "code_name": "Mozilla", "name": "Netscape", "version": "5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "platform": "MacIntel", "user-agent-header": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "cookies-enabled": true } Recommended
context.extensions.https://w3id.org/xapi/acrossx/activities/page Integer the page number that the question is located 8 Required
authority Agent Object The learner {"objectType":"Agent","name":"Roger","mbox":"mailto:roger@visca.com"} Optional
timestamp ISO 8601 String the time when submitting the question 2015-09-21T05:45:30Z Optional If not provided VisCa will use the time when the statement was received
{
    "actor":{
        "objectType":"Agent",
        "name":"Roger",
        "mbox":"mailto:roger@visca.com"
    },
    "verb":{
        "id":"http://adlnet.gov/expapi/verbs/answered",
        "display":{
            "en-US":"answered"
        }
    },
    "object":{
        "objectType":"Activity",
        "id":"http://question/id/1",
        "definition":{
          "description":{
                "en-US":"Are you Roger?"
            },
            "type":"http://adlnet.gov/expapi/activities/cmi.interaction",
            "interactionType":"true-false",
            "correctResponsesPattern":["true"],
            "extensions":{
                "https://w3id.org/xapi/acrossx/extensions/alignment":["Know and apply grade-level phonics and word analysis skills in decoding words."],
                "https://w3id.org/xapi/acrossx/extensions/blooms-level":"Applying"
            }
        }
    },
    "result":{
        "score":{
            "min":0,
            "raw":10,
            "max":10
        },
        "success":false,
        "response":"false",
        "duration":"PT20S",
        "extensions":{
            "http://id.tincanapi.com/extension/starting-point":"2015-09-21T05:45:10Z",
            "http://id.tincanapi.com/extension/ending-point":"2015-09-21T05:45:30Z"
        }
    },
    "context":{
        "instructor":{
            "objectType":"Agent",
            "name":"Teacher",
            "mbox":"mailto:teacher@visca.com"
        },
        "platform":"http://platform/assessing",
        "language":"en-US",
        "contextActivities":{
            "parent":[
                {
                    "objectType":"Activity",
                    "id":"http://book/id/1",
                    "definition":{
                        "name":{
                            "en-US":"book name"
                        },
                        "type":"https://w3id.org/xapi/acrossx/activities/e-book"
                    }
                }
            ],
            "category":[
                {
                    "objectType":"Activity",
                    "id":"https://w3id.org/xapi/acrossx/profile/practice"
                },
                {
                    "objectType":"Activity",
                    "id":"https://w3id.org/xapi/acrossx/profile/ebook"
                }
            ]
        },
        "extensions":{
            "http://id.tincanapi.com/extension/browser-info":{ "code_name": "Mozilla", "name": "Netscape", "version": "5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "platform": "MacIntel", "user-agent-header": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "cookies-enabled": true },
            "https://w3id.org/xapi/acrossx/activities/page":8
        }
    },
    "authority":{
      "objectType":"Agent",
      "name":"Roger",
      "mbox":"mailto:roger@visca.com"
    },
    "timestamp":"2015-09-21T05:45:30Z"
}

Actor K read feedback/hint when answering quiz item X embedded in Video V (position T)

Property Type Description Example Required Best Practice
actor Agent Object Person who read the feedback {"objectType":"Agent","name":"Roger","mbox":"mailto:roger@visca.com"} Required
verb.id URL The verb https://w3id.org/xapi/adb/verbs/read Required
verb.display.en-US String The verb display read Optional
object.objectType String quiz is a kind of "Activity" Activity Required
object.id URL Hyperlink of the quiz http://quiz/item/id/1 Required item 1 must have a unique id, at least have a number following its parent's id
object.definition.name.en-US String title/item number item 1 Recommended
object.definition.description.en-US String The stem of the quiz Who is handsome? Optional
object.definition.type URL The type of the activity is a kind of "cmi.interaction" http://adlnet.gov/expapi/activities/cmi.interaction Required
object.definition.interactionType String Single choice quiz,for different quiz type, refer to Interaction Activities choice Required
object.definition.correctResponsesPattern Array of Strings To define that video is a kind of activity king Recommended
object.definition.choices Array of Objects Choices [{ "id":"laker", "description":{ "en-US":"Kobe Bryant" } }, { "id":"thunder", "description":{ "en-US":"Kevin Durant" } }] Optional
object.definition.extensions.https://w3id.org/xapi/acrossx/extensions/alignment Array of String Academic standards,such as CCSS,PISA,etc. ["Know and apply grade-level phonics and word analysis skills in decoding words."] Recommended It should be an array contains hyperlinks(Array of URL)
object.definition.extensions.https://w3id.org/xapi/acrossx/extensions/blooms-level String Blooms Level:
  • Remembering
  • Understanding
  • Applying
  • Analyzing
  • Evaluating
  • Creating
Applying Recommended
object.definition.extensions.https://w3id.org/xapi/acrossX/extensions/supplemental-info String/Activity Object/URL Hint or feedback revealed Your hint! Required if the hint points to a content, like a video, please record its IRI or Activity Object here, for example:{ "objectType":"Activity", "id":"http://video/2", "definition":{ "name":{ "en-US":"supplemental video" }, "type":"https://w3id.org/xapi/acrossx/activities/video" } }
result.duration ISO 8601 Duration Time spent on reading the hint/feedback PT1M10S Recommended
context.instructor Agent Object instructor {"objectType":"Agent","name":"teacher","mbox":"mailto:teacher@visca.com"} Recommended
context.language String The language used in this scenario en-US Optional
context.contextActivities.parent[0].id Parent Activity Object Video parent ID https://www.youtube.com/watch?v=sQcwRGTW5mw Required
context.contextActivities.parent[0].definition.name.en-US String Video parent name Future Learning Recommended
context.contextActivities.parent[0].definition.type URL Video parent activity type https://w3id.org/xapi/acrossx/activities/video Required
context.contextActivities.parent[0].definition.extensions.http://id.tincanapi.com/extension/duration Integer video parent length PT12M47S Recommended
context.contextActivities.category[0] Activity Object Video Profile Activity { "objectType":"Activity", "id":"https://w3id.org/xapi/acrossx/profile/video" } Required
context.contextActivities.category[1] Activity Object Practice Profile Activity { "objectType":"Activity", "id":"https://w3id.org/xapi/acrossx/profile/practice" } Required
context.platform String platform http://platform/assessing Recommended Use the URL to present the platform website
context.extensions.http://id.tincanapi.com/extension/browser-info Navigator Object browser { "code_name": "Mozilla", "name": "Netscape", "version": "5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "platform": "MacIntel", "user-agent-header": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "cookies-enabled": true } Recommended
authority Agent Object The learner {"objectType":"Agent","name":"Roger","mbox":"mailto:roger@visca.com"} Optional
timestamp ISO 8601 String The time user close or finish reading hint/feedback 2015-09-21T05:45:30Z Optional VisCa will use the time when the statement was received if not provided
{
    "actor":{
        "objectType":"Agent",
        "name":"Roger",
        "mbox":"mailto:roger@visca.com"
    },
    "verb":{
        "id":"https://w3id.org/xapi/adb/verbs/read",
        "display":{
            "en-US":"read"
        }
    },
    "object":{
        "objectType":"Activity",
        "id":"http://quiz/item/id/1",
        "definition":{
            "name":{
                "en-US":"Q1"
            },
              "description":{
                "en-US":"Who is handsome?"
            },
            "type":"http://adlnet.gov/expapi/activities/cmi.interaction",
            "interactionType":"choice",
            "correctResponsesPattern":["laker"],
            "choices":[
                {
                    "id":"laker",
                    "description":{
                        "en-US":"Kobe Bryant"
                    }
                },
                {
                    "id":"thunder",
                    "description":{
                        "en-US":"Kevin Durant"
                    }
                }
            ],
            "extensions":{
                "https://w3id.org/xapi/acrossx/extensions/alignment":["Know and apply grade-level phonics and word analysis skills in decoding words."],
                "https://w3id.org/xapi/acrossx/extensions/blooms-level":"Applying",
                "https://w3id.org/xapi/acrossX/extensions/supplemental-info":"your hint!"
            }
        }
    },
    "result":{
        "duration":"PT1M10S"
    },
    "context":{
        "instructor":{
            "objectType":"Agent",
            "name":"Teacher",
            "mbox":"mailto:teacher@visca.com"
        },
        "platform":"http://platform/assessing",
        "language":"en-US",
        "contextActivities":{
              "parent":[{
                    "objectType":"Activity",
                    "id":"https://www.youtube.com/watch?v=sQcwRGTW5mw",
                    "definition":{
                        "name":{
                            "en-US":"Future Learning"
                        },
                        "type":"https://w3id.org/xapi/acrossx/activities/video",
                        "extensions":{
                            "http://id.tincanapi.com/extension/duration":"PT12M47S"
                        }
                    }
                }],
            "category":[
                {
                    "objectType":"Activity",
                    "id":"https://w3id.org/xapi/acrossx/profile/video"
                },
                {
                    "objectType":"Activity",
                    "id":"https://w3id.org/xapi/acrossx/profile/practice"
                }
            ]
        },
        "extensions":{
            "http://id.tincanapi.com/extension/browser-info":{ "code_name": "Mozilla", "name": "Netscape", "version": "5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "platform": "MacIntel", "user-agent-header": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "cookies-enabled": true }
        }
    },
    "authority":{
      "objectType":"Agent",
      "name":"Roger",
      "mbox":"mailto:roger@visca.com"
    },
    "timestamp":"2015-09-21T05:45:30Z"
}

Actor K read feedback/hint when answering quiz item X embedded in Video V (position T)

Property Type Description Example Required Best Practice
actor Agent Object Person who read the feedback {"objectType":"Agent","name":"Roger","mbox":"mailto:roger@visca.com"} Required
verb.id URL The verb https://w3id.org/xapi/adb/verbs/read Required
verb.display.en-US String The verb display read Optional
object.objectType String quiz is a kind of "Activity" Activity Required
object.id URL Hyperlink of the quiz http://quiz/item/id/1 Required item 1 must have a unique id, at least have a number following its parent's id
object.definition.name.en-US String title/item number item 1 Recommended
object.definition.description.en-US String The stem of the quiz Who is handsome? Optional
object.definition.type URL The type of the activity is a kind of "cmi.interaction" http://adlnet.gov/expapi/activities/cmi.interaction Required
object.definition.interactionType String Single choice quiz,for different quiz type, refer to Interaction Activities choice Required
object.definition.correctResponsesPattern Array of Strings To define that video is a kind of activity king Recommended
object.definition.choices Array of Objects Choices [{ "id":"laker", "description":{ "en-US":"Kobe Bryant" } }, { "id":"thunder", "description":{ "en-US":"Kevin Durant" } }] Optional
object.definition.extensions.https://w3id.org/xapi/acrossx/extensions/alignment Array of String Academic standards,such as CCSS,PISA,etc. ["Know and apply grade-level phonics and word analysis skills in decoding words."] Recommended It should be an array contains hyperlinks(Array of URL)
object.definition.extensions.https://w3id.org/xapi/acrossx/extensions/blooms-level String Blooms Level:
  • Remembering
  • Understanding
  • Applying
  • Analyzing
  • Evaluating
  • Creating
Applying Recommended
object.definition.extensions.https://w3id.org/xapi/acrossX/extensions/supplemental-info String/Activity Object/URL Hint or feedback revealed Your hint! Required if the hint points to a content, like a video, please record its IRI or Activity Object here, for example:{ "objectType":"Activity", "id":"http://video/2", "definition":{ "name":{ "en-US":"supplemental video" }, "type":"https://w3id.org/xapi/acrossx/activities/video" } }
result.duration ISO 8601 Duration Time spent on reading the hint/feedback PT1M10S Recommended
context.instructor Agent Object instructor {"objectType":"Agent","name":"teacher","mbox":"mailto:teacher@visca.com"} Recommended
context.language String The language used in this scenario en-US Optional
context.contextActivities.parent[0] Activity Object Parent EBook Activity { "objectType":"Activity", "id":"http://visca.com/book/id/1", "definition":{ "name":{ "en-US":"《The Old Man and the Sea》" }, "type":"https://w3id.org/xapi/acrossx/activities/e-book" } } Required
context.contextActivities.category[0] Activity Object Parent EBook Profile Activity { "objectType":"Activity", "id":"https://w3id.org/xapi/acrossx/profile/ebook" } Required
context.contextActivities.category[1] Activity Object Practice Profile Activity { "objectType":"Activity", "id":"https://w3id.org/xapi/acrossx/profile/practice" } Required
context.platform String platform http://platform/assessing Recommended Use the URL to present the platform website
context.extensions.http://id.tincanapi.com/extension/browser-info Navigator Object browser { "code_name": "Mozilla", "name": "Netscape", "version": "5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "platform": "MacIntel", "user-agent-header": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "cookies-enabled": true } Recommended
authority Agent Object The learner {"objectType":"Agent","name":"Roger","mbox":"mailto:roger@visca.com"} Optional
timestamp ISO 8601 String The time user close or finish reading hint/feedback 2015-09-21T05:45:30Z Optional VisCa will use the time when the statement was received if not provided
{
    "actor":{
        "objectType":"Agent",
        "name":"Roger",
        "mbox":"mailto:roger@visca.com"
    },
    "verb":{
        "id":"https://w3id.org/xapi/adb/verbs/read",
        "display":{
            "en-US":"read"
        }
    },
    "object":{
        "objectType":"Activity",
        "id":"http://quiz/item/id/1",
        "definition":{
            "name":{
                "en-US":"Q1"
            },
              "description":{
                "en-US":"Who is handsome?"
            },
            "type":"http://adlnet.gov/expapi/activities/cmi.interaction",
            "interactionType":"choice",
            "correctResponsesPattern":["laker"],
            "choices":[
                {
                    "id":"laker",
                    "description":{
                        "en-US":"Kobe Bryant"
                    }
                },
                {
                    "id":"thunder",
                    "description":{
                        "en-US":"Kevin Durant"
                    }
                }
            ],
            "extensions":{
                "https://w3id.org/xapi/acrossx/extensions/alignment":["Know and apply grade-level phonics and word analysis skills in decoding words."],
                "https://w3id.org/xapi/acrossx/extensions/blooms-level":"Applying",
                "https://w3id.org/xapi/acrossX/extensions/supplemental-info":"your hint!"
            }
        }
    },
    "result":{
        "duration":"PT1M10S"
    },
    "context":{
        "instructor":{
            "objectType":"Agent",
            "name":"Teacher",
            "mbox":"mailto:teacher@visca.com"
        },
        "platform":"http://platform/assessing",
        "language":"en-US",
        "contextActivities":{
            "parent":[{
              "objectType":"Activity",
              "id":"http://visca.com/book/id/1",
              "definition":{
                  "name":{
                      "en-US":"《The Old Man and the Sea》"
                  },
                  "type":"https://w3id.org/xapi/acrossx/activities/e-book"
              }
            }],
            "category":[
                {
                    "objectType":"Activity",
                    "id":"https://w3id.org/xapi/acrossx/profile/ebook"
                },
                {
                    "objectType":"Activity",
                    "id":"https://w3id.org/xapi/acrossx/profile/practice"
                }
            ]
        },
        "extensions":{
            "http://id.tincanapi.com/extension/browser-info":{ "code_name": "Mozilla", "name": "Netscape", "version": "5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "platform": "MacIntel", "user-agent-header": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36", "cookies-enabled": true }
        }
    },
    "authority":{
      "objectType":"Agent",
      "name":"Roger",
      "mbox":"mailto:roger@visca.com"
    },
    "timestamp":"2015-09-21T05:45:30Z"
}

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