Which of the Following Statements About Fiber-Optic Cabling Is Accurate

question 41

Multiple Choice

Which of the following statements about fiber-optic cabling is accurate?

• A) Fiber-optic cabling has a low resistance to signal noise.
• B) Light experiences virtually no resistance when traveling through glass.
• C) Fiber-optic cable is cheaper than shielded twisted pair cabling.
• D) The maximum length for a fiber segment is 20km.

---

Definitions:

Mean Square Error

A measure of the average of the squares of the errors or deviations, indicating the difference between the estimators and what is estimated.

Mean Absolute Percentage Error

A measure used to predict accuracy in statistics, expressing the average absolute difference between observed and forecasted values as a percentage.

Holt-Winters Multiplicative Model

A forecasting technique that accounts for seasonality, trend, and error in time series data, using multiplicative methods to adjust for these components.

Double Moving Average Model

A forecasting technique that utilizes two moving averages of a time series to identify trends by signaling when the averages cross each other.