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Which console method in Node.js is used to display a warning message?

easy📝 Conceptual Q1 of 15
Node.js - Debugging and Profiling
Which console method in Node.js is used to display a warning message?
Aconsole.debug()
Bconsole.error()
Cconsole.info()
Dconsole.warn()
Step-by-Step Solution
Solution:

  1. Step 1: Understand the purpose of console methods

    console.warn() is specifically designed to show warning messages, which are less severe than errors but important to notice.

  2. Step 2: Differentiate from other methods

    console.error() is for errors, console.info() for informational messages, and console.debug() for debugging details.

  3. Final Answer:

    console.warn() -> Option D

  4. Quick Check:

    Warning message method = console.warn() [OK]
Quick Trick: Use console.warn() to highlight warnings clearly [OK]
Common Mistakes:
  • Confusing console.warn() with console.error()
  • Using console.log() for warnings
  • Using console.info() for warnings

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