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300-425 · Question #241

An engineer completes a walkthrough of a customer warehouse and is instructed to perform a Layer 1 sweep and analysis before beginning a wireless survey. Which tool is required?

The correct answer is B. spectrum analyzer. A Layer 1 sweep requires measuring and visualizing the RF energy across channels to identify interference sources and channel occupancy. A spectrum analyzer provides that real-time, granular view of the RF spectrum, which is essential before any active or passive Wi-Fi survey.

Wireless Site Survey

Question

An engineer completes a walkthrough of a customer warehouse and is instructed to perform a Layer 1 sweep and analysis before beginning a wireless survey. Which tool is required?

Options

  • AAirPCap WLAN adapter
  • Bspectrum analyzer
  • Cprotocol analyzer
  • Doptical time domain reflectometer

How the community answered

(58 responses)
  • A
    3% (2)
  • B
    86% (50)
  • C
    2% (1)
  • D
    9% (5)

Explanation

A Layer 1 sweep requires measuring and visualizing the RF energy across channels to identify interference sources and channel occupancy. A spectrum analyzer provides that real-time, granular view of the RF spectrum, which is essential before any active or passive Wi-Fi survey.

Topics

#spectrum analyzer#Layer 1 survey#RF interference#site survey tools

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