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This documentation describes about the generation of the batch wise assessment report within the course. The report should generate with below fields. For more detail refer this PRD.
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External ID // External ID is the state ID provided by state for a teacher User ID // User Identifier User Name Email ID Mobile Number Organisation Name District Name School name Assessment Name // Name of the assessment/worksheet/content Total Score // Total score of the all assessment in a course( Eg: 2/3+3/4+2/3=7/10 ) |
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usr_external_identity // To get the user external id information user // to get the user information course_batch // To get the details about the batch enrolled to course user_courses // To get the information about the user enrolled to courses user_org // to get the user organisation details assessment_historyprofile (new) // Assessment result |
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As per the above diagram, End user will sync the assess events through api, which will update the database with computed values. The assessment data product which read data from the database and will generate the reports per batch and uploads to azure cloud storage.
Assessment update API:
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METHOD: POSTPATCH URI: /datav1/v3content/coursestate/assessment/telemetryupdate // End point BODYREQUEST: { "idrequest": { "api.course.batch.telemetry" ", "contents": [ ], "verassessments": "1.0", "ets[ { "assessmentTs": 15668847145501567591211000, //TimeAssessment stamptime in ms epoch "eventsbatchId": []"", // Batch Identifier - required "courseId":"", //ONLY Course ASSESSIdentifier Events- required "batch_id "userId":"", // BatchUser Identifier - required "course_id "attemptId":"", // CourseAttempt Identifier - required "user_id "contentId": "", // UserContent Identifier - required "attempt_id":"" "events": [ ] // Question attempt identifier }ONLY ASSESS Events - required } ] } } |
Request Structure:
Events related to particular to batchId, courseId, userId, attemptId, contentId should be grouped together while calling this API.
attemptId: Should be generated from Hashing HASH(courseId, userId, contentId, batchId)
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{
"id": "api.coursecontent.batchstate.telemetryupdate",
"ver": "1.0v1","ets":1566974765224,
"ts": "2019-09-04 12:47:08:954+0000",
"params": {
"resmsgid": null,
"msgid": "bec2defc-ddca-7b37-6a24-1dcbdfb23d48",
"err:err},": null,
"status": "success",
"errmsg": null
},
"responseCode": "OK",
"result": {
"<contentId>": "SUCCESS"
}
} |
Disadvantages:
- Need to
validateandde-dupthe the events.
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CREATE TABLE assessment_profileaggregator ( batch_id text, user_id text, course_id text, worksheetcontent_id text, worksheetattempt_nameid text, attemptupdated_idon texttimestamp, updatedcreated_on timestamp, createdlast_attempted_on timestamp, total_score int, total_max_score int, question list<frozen<question>>, PRIMARY KEY (worksheetcontent_id, attempt_id, user_id, course_id, batch_id ) ) CREATE INDEX ON assessment_aggregator (last_attempted_on); CREATE TYPE question( id text, max_score int, score int, type text, title text, pass textresvalues list<map<text,text>>, params list<map<text,text>>, description text, duration:text decimal ); |
Challenges:
- How to capture the
attempts? i.e. Number of times the particular user is attempted particular question. - How to capture the
batch-idandcourse-id
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