Online Access Free 4A0-265 Practice Test

Consider the exhibit. Given the following power readings, what is the calculated span loss from Node A to Node B?

• A.2.0 dB
• B.8.0 dB
• C.10.0 dB
• D.5.0 dB

Which of the following statements best describes the output of the command: show xc 1?

• A.A list of boards that this cross-connection passes through on the local node, along with administrative/operational states, expected power levels, and measured power levels.
• B.A list of cross-connections, including A-end, Z-end, frequency, ID number, OCH trail name, and administrative/operational states.
• C.A list of all boards on all nodes that this cross-connection passes through, along with expected power levels, measured power levels, and allowed power deviations.
• D.OCH trail name, ITU channel, administrative/operational states, protection states, and Wave Keys for both directions.

Consider the exhibit. What do the different colored green columns indicate?

• A.Optical power levels measured at different interfaces throughout the optical path of a single wavelength.
• B.Optical power levels measured for multiple wavelengths against a specific interface.
• C.The average optical power levels measured for multiple wavelengths throughout their shared optical path.
• D.Optical power levels measured multiple times against a specific interface, at 24-hour intervals for the same wavelength.

Consider the exhibit.

Which type of loopback is applied?

• A.Line port facility Ioopback
• B.Client port facility loopback
• C.Client port terminal Ioopback
• D.Line port terminal Ioopback

Consider the exhibit. A single directional fiber cut is occurring between two amplifiers in unidirectional configuration with Raman pump.
Multiple services are crossing the affected span.
Which node(s) will report an Incoming Payload LOS" alarm?

• A.Both Node A and Node C
• B.No node, as a Raman pump is used in Node A.
• C.Neither Node A nor Node C.
• D.Node C only.