Which of the following communication medium requires a line of sight?
Correct answer: A. Microwave
- A. Microwave
- B. Fiber Optics
- C. coaxial
- D. Twisted pair
Explanation
Microwaves are a form of electromagnetic wave with shorter wavelengths than radio waves. They travel in straight lines and require a clear line of sight between the transmitter and receiver. Buildings, trees, and other obstacles can block microwave signals.
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