Free 2022 HCIA-Access V2.5 H35-210_V2.5-ENU Questions and Answers

test2022-03-19T03:25:25+00:00

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Page 1 of 2

1. Which of the following is not part of the FTTH ODN network?

Splitter

ODF

Fiber distribution box (FAT)

ONU

2. For GPON lines, MA5600T/MA5680T supports multiple protection switching methods .

Which protection technology below MA5600T/MA5680T supports simultaneous protection of backbone fiber and branch fiber?

Type A

Type B

Type C

Type D

3. What is the rated working voltage of the MA5600 equipment?

-24

-36

-48

-72

4. Is the following description correct? MA5600T can support multiple broadband access services such as ADSL2+, SHDSL and VDSL2.

True

False

5. Which is the correct order of the loss size of the optical fiber connection point?

Active connection> cold connection> welding

Active connection> fusion splicing> cold splicing

Welding>Cold Splicing>Activity Connection

Cold connection>Activity connection>Welding

6. What is the maximum transmission distance of SHDSL?

1.5KM

6KM

10KM

20KM

7. Is the following description correct? Set the TCONT type bound to the IPTV service of a certain ONT to Type2 and a bandwidth of 20M, then the maximum IPTV service cannot exceed 20M.

True

False

8. Which of the following belongs to the management protocol between the OLT and MXU in the GPON network?

IGMP

OAM

SNMP

DHCP

9. Is the following description correct? The speed standards of Fast Ethernet are100Base-TX,100Base-T4with100Base-FX.

True

False

10. In the Solaris vi editor, how to abandon the edited file and exit vi?

:quit!

:exit

:q!

Page 2 of 2

11. Is the following description correct? In the GPON network, in order to avoid data conflicts and improve network utilization efficiency, the downstream direction adopts TDMA multiple access mode and arbitrates the data transmission of each ONU.

True

False

12. Which of the following is the correct configuration process for EPON ONT to go online automatically?

Configure ONT―>Configure EPON UNI port―>Configure optical port of EPON UNI port―>Confirm the automatically discovered EPON ONT

Configure EPON UNI port―>Configure ONT―>Configure the optical port of EPON UNI port―>Confirm the automatically discovered EPON ONT

Configure EPON UNI port―>Configure the optical port of EPON UNI port―>Configure ONT―>Confirm the automatically discovered EPON ONT

Configure ONT―>Configure the optical port of the EPON UNI port―>Configure the EPON UNI port―>Confirm the auto-discovered EPON ONT

13. Is the following description correct? EPON data packets are variable length. The GPON downstream frame is of fixed length.

True

False

14. Regarding the difference between GPON and EPON, which of the following statements is correct?

Both GPON and EPON use single-fiber bidirectional data transmission. EPON uses 1490nm downstream wavelength to transmit data, and GPON uses 1550nm downstream wavelength to transmit data.

The GPON protocol standard was proposed by IEEE, and the EPON protocol standard was proposed by ITU-T

GPON uses the extended OAM protocol to manage ONUs

GPON provides higher downstream bandwidth

15. Which of the following statements about GPON is incorrect?

Each GPON port supports a split ratio of 1:64, which can provide 64 ONT access.

There can be multiple T-CONTs on each ONU, and multiple GEMPORTs can be bound to each TCON

T-CONT is equivalent to a physical cache, and the rate can be limited only if it is bound to a DBA template.

ONU ID must be unique on the OLT

16. Passive optical network (PON) is a single-fiber bidirectional optical access network with what structure?

Chain type

Ring type

Tree type

Mesh type

17. What are the bandwidth types of DBA in GPON network?

Fix

Max

Assure

Non-assure

18. What does the long ONT PON indicator light mean?

ONT tries to establish a connection with the OLT

ONT receiving optical power is lower than optical receiving sensitivity

ONT and OLT have established a connection

ONT light is abnormal

19. What are the alarm levels of U2000?

Fatal

Urgent

Important

Secondary

20. In the H.248 protocol, the terminal can be programmed to detect events. Once these events are detected, the MG will send a report to the MGC or the MG will take corresponding actions.

Modify

ServiceChange

Notify

AuditCapabilities