Question

1. Which country is utilizing fiber the most?

A. China B. Korea C. United States D. Singapore

2. Which of the following is true of 5G?

A. Its only available in large cities B. 5G is a combination of 2G, 3G, and 4G C. It is 2x as fast as pervious technology D. It is more costly than previous technology

3. what is one of the benefits of fiber optic cable?

a. It's readily available everywhere for U.S. consumers b. increased line security from cable-tapping c. symmetric speeds- same download and upload speed d. only b and c correct e. all of the above are correct

4.which of the following is not a 5G performance target?

a. energy saving b. cost reduction c. device isolation d. high data rate

Answer 1

1) (B) Korea

Among the given 4 options, Korea is the one utilizing fiber the most.

2) (A) Its only available in large cities

At present, 5G is available only in few major cities

3) (d) only b and c are correct

Fiber optic is not currently available everywhere in the US. SO option a is false.

4) b. cost reduction

Currently, the target is not cost reduction.

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