NestJS - Interceptors
Which of these is a common example of cross-cutting logic added by interceptors?
Which of these is a common example of cross-cutting logic added by interceptors?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Recall typical cross-cutting concerns
Logging is a common task that applies across many parts of an app, not tied to business logic.Step 2: Match with interceptor use
Interceptors are perfect for logging because they can run code before and after handlers.Final Answer:
Logging request and response times -> Option BQuick Check:
Cross-cutting example = logging [OK]
Quick Trick: Logging is a classic cross-cutting concern handled by interceptors [OK]
Common Mistakes:
- Confusing schema definition with interceptor role
- Thinking interceptors create routes
- Assuming interceptors handle HTML
Master "Interceptors" in NestJS
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