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How does single-mode fiber compare with multimode fiber?
A. Single mode fiber has a higher bandwidth and lower loss.
B. Multimode fiber has a higher bandwidth and lower loss.
C. Multimode fiber is more often used for long-distance telecommunications.
D. Single-mode fiber has higher loss and lower bandwidth.
Correct Answer: A
Explanation/Reference:
Industry Standard Architecture – Student Guide 2 – Page 26:
Single-mode optic fiber
Single-mode fiber has the highest bandwidth and lowest loss performance. The core is so small that only a single mode of light can enter it. Therefore, the chromatic and modal dispersion are greatly reduced or eliminated.
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