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Total 97 questions
Exam Code: H35-260                Update: Jul 16, 2025
Exam Name: HCSA-Field-Transmission & PTN V1.0

Huawei HCSA-Field-Transmission & PTN V1.0 H35-260 Exam Dumps: Updated Questions & Answers (July 2025)

Question # 1

In the WDM transmission system, the main factors that affect the unevenness of the power balance of each channel do not include the following?

A.

Inhomogeneity of insertion loss of each channel of the combiner/demultiplexer

B.

The main channel adjustable optical attenuator setting is unreasonable

C.

EDFA gain unevenness

D.

The cable attenuation is too high

Question # 2

According to the deployment plan of the existing network, which protocol does not need to be deployed for the interconnection between PTN equipment and SGW?

A.

VRRP

B.

IP/VPN Hybrid FRR

C.

ETH-Trunk

D.

BFD

Question # 3

Standard FEC, AFEC and HFEC techniques all increase the FEC overhead, and the coding gains achieved are progressively increased.

A.

True

B.

False

Question # 4

Which of the following descriptions about single-site commissioning is wrong?

A.

After the hardware inspection of the single station is completed, make sure that all power switches are in the off position

B.

It is strictly forbidden to plug and unplug the power plug and PIU single board while electrified

C.

In the case of power failure, you can contact the board without wearing an anti-static wrist or anti-static gloves

D.

If the input voltage of the equipment is not within the required range, a rectification suggestion should be put forward, and power-on is strictly

prohibited

Question # 5

How many 2M service boards can OSN7500 support at most?

A.

1

B.

2

C.

3

D.

4

Question # 6

Which of the following logical function blocks is used for multiplexing section switching?

A.

MST

B.

MSP

C.

SPI

D.

MSA

Question # 7

Which of the following is impossible for the cause of the ETH_LOS alarm?

A.

The cable or fiber of the Ethernet port is not properly connected

B.

Cable or fiber failure

C.

The received optical power of the local network element is too low

D.

In-port loopback

Question # 8

During the troubleshooting process, if you need to loopback the protected services carried by the NG WDM device, which of the following operations need to be performed first when performing the loopback

operation?

A.

Switch to the protection channel

B.

Lock on the current channel

C.

Test to see if the ring is normal

D.

Verify that the APS protocol is enabled

Question # 9

Which of the following options are the basic requirements of DWDM system for light source

A.

Output standard and stable wavelength

B.

The method using direct modulation

C.

Larger dispersion tolerance

D.

Using LE

Question # 10

In the path hierarchy of the WDM network, which paths belong to the optical layer?

A.

OCH

B.

OTU

C.

OMS

D.

OTS

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Total 97 questions

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TESTED 16 Jul 2025