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If logging.level.root=INFO and logging.level.com.example=TRACE are set, what is the log level for com.example.controller.HomeController?

medium📝 component behavior Q5 of 15
Spring Boot - Logging
If logging.level.root=INFO and logging.level.com.example=TRACE are set, what is the log level for com.example.controller.HomeController?
AWARN
BTRACE
CDEBUG
DINFO
Step-by-Step Solution
Solution:

  1. Step 1: Understand root log level

    The root log level applies globally unless overridden.

  2. Step 2: Check for package-specific override

    com.example.controller.HomeController is under com.example, which has TRACE level set.

  3. Final Answer:

    TRACE -> Option B

  4. Quick Check:

    Package-level log level overrides root level [OK]
Quick Trick: Package-level log level overrides root level [OK]
Common Mistakes:
  • Assuming root level always applies
  • Confusing TRACE with DEBUG
  • Ignoring package-level settings

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