Which of the following statements is true of the term "ftth"?
1. it refers to high-speed data lines provided by many firms all across the world that interconnect and collectively form the core of the internet.
2. it refers to broadband service provided via light-transmitting fiber-optic cables.
3. it refers to the language used to compose web pages.
4. it refers to a situation when separate isps link their networks to swap traffic on the internet.
5. it refers to a system that connects end users to the internet.

2. It refers to broadband service provided via light-transmitting fiber-oprtics cables.

Explanation:

FTTH (which stands for Fiber-To-The-Home) is actually only one of the many similar services available, which all are identified by the acronym FTTx, where X, can be one of the following:

H = Home

C= Curb

B = Building

N= Neighborhood

This type of services are given on an all-passive network, composed only by fiber optic cables and passive splitters, carrying the broadband signal over one single fiber directly to the user, employing wave division multiplexing over a single mode fiber, in the 1310/1550/1625 nm range.

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