220-1201 Practice Question: A customer complains that their smartphone's…

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

• ✗

  The smartphone's battery saver mode is turning off the hotspot.

  Why it's wrong here

  The smartphone's battery saver mode is designed to extend battery life by reducing background app activity, limiting CPU performance, and dimming the screen. While it might slightly reduce the hotspot's maximum throughput or efficiency, it is highly improbable for battery saver mode to completely disable the mobile hotspot functionality after just a few minutes of operation. Hotspot disabling is typically a manual user action or a carrier-imposed restriction, not an automatic function of battery saver.

• ✗

  The connected device is out of Bluetooth range.

  Why it's wrong here

  Mobile hotspots utilize Wi-Fi technology to broadcast a network, allowing other devices to connect and access the internet. Bluetooth, on the other hand, is a separate, short-range wireless communication standard primarily used for connecting peripherals like headphones or for file transfers between nearby devices. Therefore, the range of a Bluetooth connection is entirely irrelevant to the operation or performance of a smartphone's mobile hotspot, which relies solely on Wi-Fi signals.

• ✓

  The carrier's prepaid plan restricts hotspot usage or throttles data.

  Why this is correct

  Many mobile carriers, especially with prepaid or specific tiered data plans, implement strict policies regarding mobile hotspot usage. These restrictions often include a separate, smaller data allowance specifically for tethering, or they may impose severe data throttling once a certain hotspot data threshold is reached. This can cause the connection to become unusable or drop entirely for connected devices after initial use, even if the phone itself still has high-speed cellular data available for on-device applications.

• ✗

  The smartphone's Wi-Fi antenna is overheating.

  Why it's wrong here

  While prolonged, intensive use can cause a smartphone to generate heat, a Wi-Fi antenna overheating to the point of failure or shutdown is an extremely rare occurrence and typically indicates a significant hardware malfunction. If the Wi-Fi antenna were truly overheating, it would likely affect all Wi-Fi functions (both client mode and hotspot mode) and would not typically manifest as a quick, intermittent failure solely for the hotspot feature after a short period of use.

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