QUESTION: 5

FXS and FXO are the names of the ports used by analog telephone lines. FXO ports and FXS ports are always used in pairs.

True
False

Answer(s): A

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QUESTION: 6

Which of the following Optical NE types are defined in U2000?

WDM_OEQ
WDM_OTM
WDM_OLA
WDM OADM

Answer(s): A

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QUESTION: 7

Which of the following monitoring boards do not support 1588v2 signal processing and transparent transmission?

AST2
SC2
ST2
SCI

Answer(s): C

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QUESTION: 8

Loopback is a common operation for routine maintenance and troubleshooting. Which of the following statements about loopback operations are incorrect?

The hardware loopback is performed by using the fiber jumper or self-loop cable to perform the loopback on the optical port or electrical port.
When performing a hardware loopback on an optical port, you need to add an optical attenuator.
After the outloop is performed, the signals are transmitted to the internal.
After the inloop is performed, the signals are transmitted to the external.

Answer(s): A

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QUESTION: 5

QUESTION: 6

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QUESTION: 8