Networking Tools 220-1201 Practice Questions (Page 5)

Questions 21–25

1. 21expert · hard

   A technician is troubleshooting a Wi-Fi network in a large office. Users report that video conferencing calls are choppy. A Wi-Fi analyzer shows that the 5 GHz band has a strong signal, but the channel utilization is high due to many APs on the same channel. The office has a mix of 2.4 GHz and 5 GHz devices. What is the best solution?

   • AIncrease the transmit power on all APs
   • BDisable the 2.4 GHz radio on all APs
   • CConfigure APs to use different 5 GHz channels and enable band steering
   • DChange all APs to the same 5 GHz channel
   Reveal Solution Discussion Select an answer first
2. 22application · medium

   A technician is testing a cable run and the tester shows a 'reversed pair' error on pins 1 and 2. What does this mean?

   • AThe cable is a crossover cable
   • BThe connector is not crimped properly
   • CThe cable is too long
   • DThe wires for pins 1 and 2 are swapped at one end
   Reveal Solution Discussion Select an answer first
4. 23expert · hard

   A technician is troubleshooting a Wi-Fi network in a two-story office. Users on the second floor report slow speeds, while users on the first floor are fine. A Wi-Fi analyzer on the second floor shows a strong signal from the first-floor AP, but also shows a weak signal from a neighboring building's AP on the same channel. Which action would most effectively improve performance?

   • AChange the first-floor AP to a channel that overlaps with the neighboring AP
   • BIncrease the transmit power on the first-floor AP
   • CDisable the 2.4 GHz radio on the first-floor AP
   • DAdd a second AP on the second floor on a different channel
   Reveal Solution Discussion Select an answer first
5. 24foundation · easy

   A technician uses a Wi-Fi analyzer and notices that many access points are using channel 6. What is the most likely problem this indicates?

   • AThe access points are too far apart
   • BChannel 6 is congested, causing potential interference and reduced performance
   • CThe access points are not broadcasting their SSID
   • DThe access points are using the wrong security protocol
   Reveal Solution Discussion Select an answer first
6. 25application · medium

   A technician is terminating a Cat6 cable with an RJ45 connector. After crimping, the technician notices that the connector's latch is broken. What is the most likely cause?

   • AThe wires were not untwisted enough
   • BThe cable is too thick for the connector
   • CThe connector was not inserted fully into the crimper
   • DThe crimper is not compatible with Cat6
   Reveal Solution Discussion Select an answer first