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Ethernet Passive Optical Networks

Self-Test
1. Also known as the access network or local loop, the ________________ consists predominantly, in residential areas, of copper telephone wires or coaxial cable television (CATV) cables.
a. customer premises
b. hardware
c. last mile
d. network
2. _____________ address the shortcomings of point-to-point fiber solutions by using a point-to-multipoint topology instead of point-to-point in the outside plant; by eliminating active electronic components, such as regenerators, amplifiers, and lasers
a. EPONs
b. Engineers
c. APONs
d. ONUs
3. The passive elements of an EPON are located in the ___________________ (also known as the outside plant) and include single-mode fiber-optic cable, passive optical splitters/couplers, connectors, and splices.
a. MTUs
b. optical distribution network
c. customer premises
d. CO chassis
4. The _____________ provides the interface between the EPON system and the service provider’s core data, video, and telephony networks.
a. optical distribution network
b. customer premises
c. MTUs
d. CO chassis
5. Which of the following is a feature or function of the EMS?
a. supports hundreds of simultaneous GUI users
b. full FCAPS functionality via a modern graphical user interface (GUI)
c. capable of managing dozens of fully equipped PON systems
d. all of the above
6. EPONs can be implemented using either a two-wavelength or a three-wavelength design.
a. true
b. false
7. Decreasing growth rates for Ethernet services have confirmed that the telecommunications industry is moving aggressively from Ethernet solutions to a TDM orientation.
a. true
b. false
8. EPONs offer the highest bandwidth to customers of any PON system today.
a. true
b. false
9. EPON vendors are actively engaged in a new study group known as _____________ that will develop a standard that will apply the proven and widely used Ethernet networking protocol to the access market.
a. LMA
b. ITU
c. EFM
d. IEEE

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