[Solved] Given this Spring Boot code snippet:logger.warn("Warning message");logger.error("Error message");logger.info("Info message");If the log level is set to WARN, which messages will be printed? | Spring Boot

Spring Boot - Logging

Given this Spring Boot code snippet:

logger.warn("Warning message");
logger.error("Error message");
logger.info("Info message");

If the log level is set to WARN, which messages will be printed?

AWarning message and Error message only

BAll three messages

CError message only

DInfo message only

Step-by-Step Solution

Solution:

Step 1: Understand log level filtering
When log level is WARN, messages at WARN and higher (ERROR) are printed; lower levels like INFO are ignored.
Step 2: Identify which messages match
WARN and ERROR messages print; INFO does not.
Final Answer:
Warning message and Error message only -> Option A
Quick Check:
Log level WARN prints WARN and ERROR [OK]

Quick Trick: Log level shows messages at that level and above [OK]

Common Mistakes:

Master "Logging" in Spring Boot

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