One lesson, two completions
Two browser tabs mark the same synthetic lesson complete almost simultaneously. The dashboard count rises by two although there is only one lesson.
- 1
Hypothesize
Which data rule may be missing?
- 2
Discriminate
What would you inspect in the stored records and in concurrent requests?
- 3
Fix and verify
How would you enforce one completion state per learner and lesson without preventing separate quiz attempts?
Your explanation
Use your own words. Include the evidence you would look for and the assumptions you are making.
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