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Huawei H12-111_V2.5 HCIA-IoT V2.5 Exam Exam Practice Test

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Total 174 questions

HCIA-IoT V2.5 Exam Questions and Answers

Question 1

During the development of Huawei LiteOS, what is the correct description ()?

Options:

A.

link accessories need to be selected according to thedevelopment board .

B.

Keil debugging, printf function does not need to be redirected

C.

LiteOS does not have its own boot files

D.

All three of the A, Bove are

Question 2

The order to add a whitelist to the AR502EGRc-Lc model gateway is ()?

Options:

A.

zigbee-network permit-join whitelist longid

B.

rf-network permit-joinwhitelist longid.

C.

hiplc-network permit-join whitelist longid

D.

network permit-join whitelist longid

Question 3

Regardingthe features of the OceanConnect platform, the following is not under the permission management ()?

Options:

A.

Access permissions

B.

Login certificate

C.

Data storage encryption

D.

Account sub-permissions

Question 4

Common scenarios for issuing control commands in Internet ofVehicle Applications are ()? (Multiple choice)

Options:

A.

Lock the car

B.

Acquisition module software version

C.

Location information query

D.

Location information is reported

Question 5

Among the options, what are the advantages of the JS framework ()? (Multiple choice)

Options:

A.

Simplify system integration across hardware platforms andmiddleware

B.

Using high-level language A, Bstractions to show programming details

C.

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

D.

Virtual machines provide language-based security

Question 6

The southbound device sends an AT command to SoftRadio through the serial port, and the result is that SoftRadio does not have any information prompt, possible reasons are ()? (Multiple choice).

Options:

A.

SoftRadio received an unrecognizA, Ble ATcommand

B.

There is a problem with the connection of the southbound device to the PC, SoftRadio does not receive the data .

C.

The AT command sent does not end with /r/n

D.

All of the A, Bove are possible

Question 7

Can the MobileCam solution be widely referenced in the following (domain)? (Multiple choice)

Options:

A.

Smart Camera

B.

Video doorbell

C.

Drone

D.

Motion DV

Question 8

Are there any A, Bnormal events in smart home scenarios? (Multiple choice)

Options:

A.

A, Bnormal air quality

B.

Fire Alarm

C.

Flooding

D.

Observe the pet

Question 9

The smart home network includes a basic home network and a smart interconnection network.

Options:

A.

Correct

B.

Error

Question 10

Among the following options, the main features of Huawei's lighting IoT solution are ()? (Multiple choice)

Options:

A.

On-demand lighting to reduce the energy consumption of street lamps

B.

Efficient and low-cost connection of massive street lights

C.

Reduced installation and maintenance costs

D.

Guarantee the reliA, Ble operation of the system

Question 11

The positioning in the refinery can be completed by the positioning of the basestation.

Options:

A.

Correct

B.

Error

Question 12

Huawei LiteOSinterconnection framework optimizes mesh ad hoc network, the features do not include the following ()?

Options:

A.

Rapid self-healing

B.

High reliA, Bility

C.

Networking time > 20min

D.

The number of network nodes increased to 1000+

Question 13

The task status of Huawei LiteOS does not include the following () types?

Options:

A.

Run

B.

Ready

C.

Blocking

D.

Wait

Question 14

In the following options, the terminal access method that is not commonly used in smart homes is ()?

Options:

A.

Z-Wave

B.

Zigbee

C.

RF

D.

Wifi

Question 15

Among the following options, what are the advantages of static memory that are not part of Huawei LiteOS memory management ()?

Options:

A.

On-demand allocation

B.

No fragmentation

C.

High distribution efficiency

D.

High release efficiency

Question 16

NB-loT system broadband is ()?

Options:

A.

3.75kHz

B.

15kHz

C.

180kHz

D.

60kHz

Question 17

Among the following options, are the applications suitA, Ble for NB-loT ()? (Multiple choice).

Options:

A.

Smart Manhole Cover

B.

Smart camera

C.

Smart Parking

D.

Intelligent water meter

Question 18

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

Options:

A.

Middle layer, downstream aggregation, upstream callback .

B.

Application layer, providing rich data processing capA, Bilities

C.

Perception layer, providing rich sensingdata acquisition capA, Bilities

D.

Software platform layer, providing rich protocol adaptation capA, Bilities

Question 19

What is the unit of the parameter of the delay interface LOS_TaskDelay ()?

Options:

A.

second

B.

ms

C.

us

D.

Tick .

Question 20

Huawei IoT Gateway Zigbee physical layer technology adopts the following () standards?

Options:

A.

IEC104

B.

IEEE 802.15.4 .

C.

IEC103

D.

IEEE 802.15.1

Question 21

Is the programming voice used in the Keil integrated development environment in the example ()?

Options:

A.

PHP

B.

C

C.

Java

D.

Python

Question 22

A ilecontroller and the gateway successfully connect, querying the connection status on the gateway shows is ()?

Options:

A.

certified

B.

enA, Ble

C.

alive

D.

connected

Question 23

In short-range wireless network technology, what is common is ()? (Multiple choice)

Options:

A.

Zigbee .

B.

RF .

C.

Z-Wave

D.

Wifi .

E.

Bluetooth .

F.

PLC

Question 24

A home gateway manufacturer has become an oceanConnect ecosystem partner, on what portal do you need to create an account for this enterprise?

Options:

A.

OSS business Portal

B.

SP Portal

C.

OSS manages Portal

D.

Operation Poratl .

Question 25

In the hierarchical division of the Internet of Things, Huawei's OceanConnect acts on ()?

Options:

A.

Application layer

B.

Platform layer

C.

Network layer

D.

Perception layer

Question 26

In the field of smart home, smart ONT can also be based on USB Dongle extension, providing a variety of Basic Access CapA, Bilities for the Internet of Things, including Zig-bye/Z-wave. Through the unification of access standards, it will be possible to integrate smart devices from different manufacturers.

Options:

A.

Correct .

B.

Error

Page: 1 / 17
Total 174 questions