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Which cron expression correctly schedules a dbt run to execute daily at 2:30 AM?

easy📝 Syntax Q3 of 15
dbt - Production Deployment
Which cron expression correctly schedules a dbt run to execute daily at 2:30 AM?
A30 14 * * *
B2 30 * * *
C0 2 * * *
D30 2 * * *
Step-by-Step Solution
Solution:
  1. Step 1: Understand cron format

    Cron syntax is 'minute hour day month weekday'.
  2. Step 2: Map time to cron

    2:30 AM means minute=30, hour=2.
  3. Final Answer:

    30 2 * * * -> Option D
  4. Quick Check:

    Minute before hour in cron [OK]
Quick Trick: Cron format is 'minute hour ...' [OK]
Common Mistakes:
MISTAKES
  • Swapping hour and minute fields
  • Using 24-hour format incorrectly
  • Confusing AM and PM times

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