________ transmission systems are relatively inexpensive but must have unobstructed line of sight.
A) Fiber
B) Microwave
C) Radio
D) Satellite

Question

Quizplus · Accepted Answer

Microwave transmission systems require a clear line of sight between the transmitting and receiving antennas because microwaves travel in straight lines and cannot bend around the curvature of the Earth or obstacles in their path. This makes them relatively inexpensive compared to other technologies that require more infrastructure, like fiber optics, but also limits their application in areas where a direct line of sight cannot be maintained.

________ Transmission Systems Are Relatively Inexpensive but Must Have Unobstructed