Internet of Things (IoT) Practice Exam

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To send signals via radio stations, you should either:

Increase Power Energy of radio station or Decrease Bandwidth!
Increase Power Energy of radio station and Increase Bandwidth!
Decrease Power Energy of radio station and Decrease Bandwidth!
Decrease Power Energy of radio station or Increase Bandwidth!

The correct answer is: Increase Power Energy of radio station or Decrease Bandwidth!

The correct approach to improving signal transmission via radio stations involves manipulating both power levels and bandwidth to enhance the overall communication quality and reach. Sending signals effectively can be achieved by looking at power energy and bandwidth parameters. Increasing the power energy of a radio station amplifies the signal strength, allowing it to travel further distances and overcome obstacles that may weaken it. A stronger signal can improve clarity and reception, particularly in challenging environments. On the other hand, decreasing bandwidth can also be beneficial, as it reduces the amount of noise and potential interference within the signal spectrum. This makes it easier for receivers to isolate the desired signal and improves overall quality and reliability. Therefore, this strategy combines the benefits of increasing power with a reduction in bandwidth to optimize the signal's performance. This combination leads to a more efficient use of resources, resulting in a clearer and more stable signal transmission.