HCS - Transmission (H35-260) Free Practice Test

Question 1

In OptiX OSN8800, which of the following boards provides clock time input and output interfaces?

A. ATE

B. STI

C. AUX

D. ER

Correct Answer: B

Question 2

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

Correct Answer: C

Question 3

Which of the following reasons may cause bit errors in the business?

A. The dispersion compensation is unreasonable, such as under-compensation or over-compensation

B. The pigtail connector is seriously polluted

C. The optical power of the incoming fiber is too high or too low

D. The performance of the transmitting laser of the OTU board at the originating end deteriorates

E. OSC board failure

Correct Answer: A,B,C,D

Question 4

Which of the following item levels are included in the MPLS-TP OAM detection object?

A. PW layer

B. Link Layer

C. Section layer

D. Tunnel layer

Correct Answer: A,C,D

Question 5

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

A. Output standard and stable wavelength

B. Larger dispersion tolerance

C. Using LEDs

D. Using the method of direct modulation

Correct Answer: A,B

Question 6

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. BFD

B. IP/VPN Hybrid FRR

C. ETH-Trunk

D. VRRP

Correct Answer: D

Question 7

The L3VPN routing of the PTN LTE network includes user-side routing and network-side routing. What are the items based on which VPN routing forwarding table is finally generated?

A. Use the U2000 and the configured user-side routes to automatically calculate and generate network-side routes

B. User-side routing needs to be manually configured by the administrator

C. Use MP-BGP to propagate user-side routes

D. The PTN6900 at the core layer needs to be configured as a VPN peer relationship

Correct Answer: A,B,D

Question 8

The pump laser is the energy source of the EDFA, and its function is to provide energy for the amplification of the optical signal. Which of the following wavelengths can be used as the output wavelength of the pump source in the EDFA structure?

A. 1480nm

B. 1510nm

C. 980nm

D. 1310nm

Correct Answer: A,C

Question 9

When creating a static tunnel, you need to specify the interface of the next hop. Which is the displayed address of the next hop?

A. Next-hop interface IP

B. does not involve

C. NE LSR-ID

D. NEIP

Correct Answer: A

Question 10

When creating a PTN tunnel, you can set the priority of the tunnel.
There are 0, 1, ... 7.
The larger the value, the higher the priority.

A. False

B. True

Correct Answer: A

Question 11

Which of the following statements about switches and how they work is correct?

A. When the destination MAC in the received Ethernet frame is not in its own address table, broadcast the frame to all ports

B. Learning based on the source MAC address and forwarding based on the destination MAC address

C. The network managed by the switch belongs to a broadcast domain

D. Use the address aging mechanism to maintain the MAC address table

Correct Answer: B,C,D

Question 12

Which of the following descriptions about the Optix OSN 9800 subrack are correct?

A. The OSN 9800 U16 subrack has a total of 16 service slots, these slots have the same capacity, and the maximum support single slot 400bit/s ODUK crossover

B. When the OSN 9800 P18 is used as the slave subrack, the IU18 slot can only be inserted into the service board

C. In the OSN 9800 U32 subrack, IU70 is the active CTU and IU78 is the standby CTU

D. When the OSN 9800 universal platform subrack is used as the slave subrack, the main control board must be placed

Correct Answer: B,C,D

Question 13

Set up the alarm to report automatically, and report the alarm on the device side immediately after the alarm is generated. The alarm board pops up on the network management system. The user can view the alarm information in the alarm board, and does not need to actively search for words. Unnecessary alarms can be set to not be automatically reported. At this time, the alarm will no longer be reported to the network, even if the synchronization operation is performed.

A. False

B. True

Correct Answer: A

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Huawei HCS - Transmission (H35-260) Free Practice Test