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When the SCORM course is imported into the LMS, a number of files get generated including a manifest (SCOManifest.js). This file is used to map the SCO Id, and other information desired (e.g. mastery score, time limit, etc...and launch data. See: SCORM Data Model).
There are 3 keys that could be used by the SCORM course, depending on how the vendor created/set it up:
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