Designing Cisco Enterprise Wireless Networks (ENWLSD) — Question 211

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?

Answer options

• A. AirPCap WLAN adapter
• B. spectrum analyzer
• C. protocol analyzer
• D. optical time domain reflectometer

Correct answer: B

Explanation

The correct answer is B, the spectrum analyzer, which is used to analyze the radio frequency spectrum and identify potential interference before a wireless survey. The other options, while useful for different tasks, do not provide the specific capability to assess the Layer 1 physical layer of wireless communications.