JNCIA-DC: Juniper Networks Certified Associate – Data Center — Question 26

What does RSSI measure?

Answer options

• A. frequency
• B. signal strength
• C. interference
• D. noise

Correct answer: B

Explanation

RSSI, or Received Signal Strength Indicator, quantifies the power level of a received radio signal, making 'signal strength' the correct answer. The other options, such as frequency, interference, and noise, represent different aspects of signal quality but are not what RSSI specifically measures.