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In a Spring Boot application, if a feature flag is not defined in the configuration, what is the typical default behavior when checking its status?

medium📝 Conceptual Q5 of 15
Spring Boot - Advanced Patterns
In a Spring Boot application, if a feature flag is not defined in the configuration, what is the typical default behavior when checking its status?
AThe feature is considered disabled (false)
BThe feature is considered enabled (true)
CThe application throws a runtime exception
DThe feature flag status is randomly assigned
Step-by-Step Solution
Solution:
  1. Step 1: Understand default flag behavior

    Undefined flags usually default to false to avoid unintended activation.
  2. Step 2: Match to options

    The feature is considered disabled (false) states feature is disabled by default, which is standard practice.
  3. Final Answer:

    The feature is considered disabled (false) -> Option A
  4. Quick Check:

    Undefined flag defaults to false [OK]
Quick Trick: Undefined flags default to false (disabled) [OK]
Common Mistakes:
  • Assuming undefined flags are enabled
  • Expecting exceptions on missing flags

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