Online Access Free Huawei.H31-311_V2.5.v2022-10-13.q67 Practice Test (Page 8)

Which of the following is the functional unit that provides serial data for the interface and system associated with the orderwire phone?

A.Auxiliary unit

B.Tributary units

C.Cross-connecting unit

D.Line units

Which of the following are communication quality alerts? (Multiple choice).

A.Optical signal loss

B.Optical port loopback

C.NE communication in the

D.There is no login user

When using a script to back up and restore network configuration data for the U2000, you can change the directory where the export file is saved.

A.False

B.True

Which of the following are device-level protection schemes for SDH products? (Multiple choice).

A.System dashboard protection

B.Cross-connect and timer board protection

C.TPS protection

D.Power protection

Which of the following are the components of the WDM system summer with N glass lengths? (Multiple choice).

A.Optical transponder unit

B.optical amplifier unit

C.Supervisory unit

D.Wavelength division multiplexing unit)

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