Try Free Latest HCIA-IoT V2.5 H12-111_V2.5-ENU Questions And Answers

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Page 1 of 8

1. When the task is suspended, if the current task is a locked task, it cannot be suspended.

True

False

2. Is the format of the terminal registration verification code in the SoftRadio added device correct?

TEST&_test123

TEST$_test123

test&_test

test$_test

3. The experimental environment network mainly includes ()? (multiple choice)

terminal layer

Network layer

Physical layer

Application & platform layer

4. A home gateway manufacturer has become OoeanConneot's ecological partner.

On what Portal does it need to create an account for this company?

OSS business Portal

SPPORTAL

OSS Management PORTAL

OperationPortal

5. Does the Huawei IoT gateway provide () uplink and downlink interfaces? (multiple choice)

Zigbee

RF6LoWPAN

RS485

PLC

eth

3G/LTE

6. The key requirements of smart parking are to reduce operating costs, improve the lack of parking spaces, the low utilization rate and the rare situation of parking.

Consider user experience Network cost and network reliability.

True

False

7. The bracelet in the care of the elderly requires the ability to push into the WAN to ensure that the elderly can be cared for outdoors.

True

False

8. Which of the following is correct about eLTE-IoT small packet data fast transmission?

The small packet fast transmission mechanism controls the packet length sent by the wireless link in a small range

The small packet fast transmission mechanism controls the packet length to reduce the probability of interference during the data packet transmission process

For each small packet base station, it will quickly feedback whether it is successfully received, if it fails, the terminal will retransmit; otherwise, continue to send

Fast feedback of the reception result improves the uplink transmission efficiency.

9. In OceanConnect multi-tenant management, in order to realize that a set of hardware resources can support multi-tenant operation and maintenance at the same time, the isolation method that only needs to purchase service accounts is

Physical isolation

Virtual isolation

Logical isolation

Database isolation

10. Which of the following descriptions of Huawei LiteOS dynamic memory and static memory are correct?

Dynamic memory allocates a user-specified memory block in the corresponding memory pool

Dynamic memory is essentially an array of objects

Static memory is to allocate a memory block of user-initialized preset size in the corresponding memory pool

All memory blocks of static memory are linked together by a linked list, and the memory block header maintains a management structure

Page 2 of 8

11. The main application modules of Huawei's power Internet of Things solution include ()? (multiple choice)

Billing

Prepay

MDM

PDM

12. In wired communication, the biggest difference between RS485 and RS232 is that RS485 supports-to-many communication, while RS232 can only support one-to-one communication.

True

False

13. In the Huawei smart home ecosystem, equipment suppliers only need to care about the integration of equipment, and application providers only focus on the cloud management service capabilities of the seven major

API categories.

True

False

14. In the smart home solution, which of the following methods can allow users to quickly customize the scene

Time trigger

Manual trigger

Event touch

Automatic trigger

15. The English name of the Internet of Things is ()?

Internet of People

Internet of Theorys

Internet of Things

Internet of Vehicle

16. Among the following options, what is not the problem that the smart manhole cover can deal with ()?

manhole cover is missing

Communication cable is lost

Personnel go to the well without permission

Flooded road surface

17. Elte-loT currently supports frequency bands ()?

470M-510MHz

863M-870MHz

902-928MHz

1447-1467MHz

18. Which of the following options can reduce DDOS attacks? (Multiple)

terminal is strictly certified

terminal is strictly encrypted

Terminal use anti-dismantling outside

Add firewall

19. Ladder water price requirement-one meter per household is one of the important driving forces for water companies to develop smart meter reading.

True

False

20. Which of the following options is not operated on SPPortal? (Single choice)

Application management

Rule management

Asset Management

View SP user details

Page 3 of 8

21. Industrial gateways have powerful IoT access capabilities and support FE

True

False

22. After the third-party platform has successfully registered the serial number of the in-vehicle device to the OceanConnect platform, DceanConnet will generate a deviceld for the device in the platform.

True

False

23. The T-BOX vehicle control process does not need to go through the Iot platform

True

False

24. Among the following options, the description of the development of the home network is wrong ()

The home network structure gradually develops from a dot to a star and then to a mesh

High broadband has always been an important business in the home network

In order to enhance Wi-Fi coverage in the home network, a single-gateway centralized Wi-Fi coverage method is adopted

With the development of home network, its business is becoming more and more abundant

25. Among the following options, the one that is not platform-level security is ()?

Network security

Confidentiality

Privacy

Physical protection

26. Which of the following products is not a Huawei industrial gateway

EEM

AR550

AR2500

AR500

AR530

27. Which of the following options is correct for the description of the industrial IoT gateway ()

The industrial IoT gateway belongs to the network layer and is responsible for downlink aggregation and uplink backhaul

Industrial Internet of Things gateway is a converged gateway that integrates routing, switching, wireless and security

Industrial IoT gateway can support the access of industrial bus, such as RS485, M-BUS

The industrial gateway does not have strict requirements on the operating temperature, but it needs to have the ability to prevent dust, water, and electromagnetic interference

28. Is the IoT gateway in the () position of the entire IoT solution?

middle layer, downstream convergence, upstream backhaul

Application layer, providing rich data processing capabilities

Perception layer, which provides rich sensor data collection capabilities

Software platform layer, which provides rich protocol adaptation capabilities

29. Regarding the description of Huawei AR500, the following statement is wrong

Cannot work under strong magnetism

4G wireless access is not supported

Does not support wireless video return

No millisecond self-healing ring network protection

30. What is the system bandwidth of NB-IoT? (Single choice)

12KHz

15KHz

60KHz

180KHz

Page 4 of 8

31. Huawei proposed the "1+2+1" loT architecture and has provided () commercial solutions? (multiple choice)

Smart water meter

Smart parking

Smart lighting

Smart home

32. The following () technology does not belong to LPWA? (multiple choice)

LORA

WIFI

NB-LOT

ELTE-LOT

ZIGBEE

RFID

33. The AR501L1Rc device only supports the switch function and does not have the dimming function.

True

False

34. eLTE-Iot and NB-Iot are similar to LPWA (LowPowerWideArea) communication technology.

True

False

35. staticUINT32Example_TaskHi (VOID)

{

UNIT32uwRet=LOS_CK;

printf("EnterTaskHihandler.rn");

}

Which of the following options has the correct output result?

EnterTaskHihandler.r

EnterTaskHiHandler.

EnterTaskLoHandler.

DelayTaskFailed.

36. Among the following options, what is the advantage of Mesh technology ()?

Increase bandwidth and reduce transmit power

Network self-organization and self-repair, flow self-balance

Extend wireless signal coverage.

There can be as many network nodes as possible.

37. The entire AMI system includes hardware equipment, software, communication network, user interface, DCP&UMS and application layer system.

True

False

38. When using Kel, the pint function can be redirected to "deggeconote". You need to open the Dbug(pint) vevwer window in the debugging environment.

True

False

39. Which of the following application scenarios corresponds to each LPWA communication technology is correct ()?

LORA application video surveillance

ELTE-IOT application car networking

NB-IOT application smart parking

eMTC application wearable devices.

40. Among the following options, the applications that are suitable for using NB-IoT are ()? (multiple choice)

Smart manhole cover

Smart camera

Intelligent parking

Intelligent water meter

Page 5 of 8

41. Which communication technology belongs to LPWA among the following options?

NB-Iot

ZigBee

SigFox

PLC-IoT

42. At present, smart ONT has limited opening capabilities and can only support Huawei's own service platform.

True

False

43. Among the following options, which are the advantages of the JS framework ()? (multiple choice)

Simplify system integration across hardware platforms and middleware

Use high-level language abstractions to show programming details

Compatible with a large number of existing third-party libraries to enrich platform functions

virtual machine provides language-based security

44. Because NB-loT has a smaller bandwidth than GSM, the coverage area is smaller than that of GSM.

True

False

45. The physical layer technology of Huawei IoT Gateway 6LoWPAN adopts the following () standards?

IEC104

IEEE802.15.4

IEC103

IEEE802.15.1

46. Among the following options, which is not the high point of the eLTE4oT solution is ()?

Reliable connection based on ISM spectrum

Lower power consumption, battery standby for up to 10 years

Greater capacity, connected to the sea

Greater bandwidth, up to 100Mbps, down to 50Mbps

47. What kinds of AT commands are divided into

Inquiry

Testing

Execution

Settings

48. Does eLTE-loT follow () technical standards?

B-TrunC

3GPPNB-IoT

LTE

eMTC

49. Which of the following options are the characteristics of the IoT connection management platform? (Multiple choice)

Access irrelevant

Ability open

Security

Elastic scaling

50. If the data part of the AT command to be sent is 010203405, the length should be set to ()?

None of the above

Page 6 of 8

51. Among the following options, what are the advantages of the IoT architecture after using the HuaweiLiteOS operating system?

Security management of end-pipe-cloud collaboration

Optimized Mesh ad hoc network

Interconnection of equipment

Unified management of sensors

52. Among the following options, the functions supported by OceanConnect at the business enablement layer are ()? (multiple choice)

APP&API and release management

Device connection

Data management and openness

Rule engine

53. What is the period unit of task scheduling ()?

second

Tick

54. What is the first step of the OceanConnect business process ()?

Southbound message reporting process

Business release process

Northbound registration process

Southbound registration process

55. In the hierarchical division of the Internet of Things, does Huawei's OceanConnect act on ()?

Application layer

platform layer

network layer

Perception layer management

56. LiteOS open API interface does not have the following () functions?

is compatible with Linux

Easy to understand the kernel

Shield the bottom layer difference

Friendly interface design

57. What are the plug-ins on the home smart gateway ()? (multiple choice)

driver

Agent

Protocol plug-in

Application plug-in

58. What is commonly referred to as RF technology ()?

radio frequency technology

Wired technology

GPS technology

Beidou positioning technology

59. In order to enhance the Wi-Fi experience, a single ONT centralized Wi-Fi is a trend. (judge)

True

False

60. Among the following options, the key business of the home smart gateway is ()

Intelligent speed

Smart interconnection

Intelligent operation and maintenance

Home Wi-Fi seamless coverage

Page 7 of 8

61. In the Huawei IoT gateway Zigbee and 6LoVPAN technology, the network structure is as follows ()?

star

Point to point

MESH

Ring

62. Edge computing supports real-time services and can do ms-level data analysis

True

False

63. The main motivation for the intelligent transformation of water companies is to reduce leakage and increase revenue.

True

False

64. Does the eLTE-oT module pass () interface realize integration and docking with third-party devices?

USB

modbus

Serial port

PCle

65. What is the maximum coupled line loss (MCL) of NB-loT () dB?

144

164

174

66. The following () is the Internet of Things communication protocol developed by IBM?

IPProxy

MQTT

AMQP

SIP

67. Among the following options, what is the key technology that is not part of the Huawei AR gateway?

RFMesh technology

Energy management technology

Edge computing technology

PLC-IOT technology

68. Which of the following options belongs to the platform layer of Huawei's car networking system solution?

LTE-V

Operation support system

Cloud Storage Center

Driving behavior analysis

69. Can eLTE-IOT network management manage () network elements? (multiple choice)

Service engine

lot-integrated base station

IoT module

CPE (User Access Terminal)

70. Which of the following technologies does Huawei RF Mesh involve?

Network formation: network access, address allocation, etc.

Routing and forwarding: routing algorithms, such as AODV, RPL

Neighbor Discovery: MAC layer Beacon, Neighbor Discovery (ND)

Authentication encryption: PANA+EAP-PSK, EAPoL, etc.

Page 8 of 8

71. The MQTT protocol adopts a request/response working mode, and the client subscribes to the server for information of interest

True

False

72. Multi-tone includes 3 scenarios, 3tone, 6tone and 12tone, which respectively represent that the eNodeB can allocate 3, 6, and 12 15kHz subcarriers at a time for UE uplink data transmission.

True

False

73. At what level is Huawei's edge computing gateway deployed?

Between the data storage server and the cloud platform

Between the network layer and the platform layer

Between the access layer and the network layer

Between the application layer and the platform layer

74. Which of the following options belong to the key business of the home smart gateway? (Multiple choice)

Intelligent speed

Home Wi-Fi seamless coverage

Smart Interconnection

Intelligent operation and maintenance