Identify the Components and Use Cases in a PoE Solution POWERSWITCH-CAMPUS-DEPLOY Practice Questions (Page 3)

Questions 11–15

1. 11application · medium

   A technician is troubleshooting a PoE issue where one IP camera is not receiving power. The camera works when connected to another port. The switch shows the port is up, but PoE is not delivering power. What is the first step the technician should take?

   • AReboot the switch.
   • BCheck the cable for damage.
   • CReplace the camera with a new one.
   • DCheck if the port's PoE is disabled or if the power budget is exhausted.
   Reveal Solution Discussion Select an answer first
2. 12application · easy

   A hotel is deploying IP phones in guest rooms. Each phone requires 6.5W (802.3af). The switch has a PoE budget of 150W. How many phones can be powered?

   • A30 phones
   • B20 phones
   • C23 phones
   • D25 phones
   Reveal Solution Discussion Select an answer first
4. 13application · easy

   A hospital is deploying 802.3bt Type 4 devices (requiring 90W) for high-power medical carts. The switch has a PoE budget of 720W. How many of these devices can be powered simultaneously?

   • A6 devices
   • B10 devices
   • C12 devices
   • D8 devices
   Reveal Solution Discussion Select an answer first
5. 14foundation · easy

   In a PoE deployment, which device is responsible for injecting power onto the Ethernet cable?

   • APowered Device (PD)
   • BNetwork interface card (NIC)
   • CMidspan device
   • DPower Sourcing Equipment (PSE)
   Reveal Solution Discussion Select an answer first
6. 15application · medium

   A school is installing IP phones in classrooms. The phones are 802.3af-compliant and draw 6.5W each. The switch ports are configured with PoE enabled. However, the phones do not power on. Which component is most likely missing or misconfigured?

   • AThe PSE (power sourcing equipment) is not providing power because the switch's PoE feature is disabled globally.
   • BThe cabling is not Cat5e or better, so PoE cannot work.
   • CThe switch is not a PSE; it is only a PD.
   • DThe PD (powered device) is not requesting power because the phone's PoE module is faulty.
   Reveal Solution Discussion Select an answer first