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H12-111_V2.5 HCIA-IoT V2.5 Exam Question and Answers

Question # 4

What is the memory management algorithm supported by Huawei LiteOS ()?

A.

BOX algorithm

B.

Budd algorithm

C.

OPT algorithm

D.

LUR algorithm

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Question # 5

The main role of the ioT connection management platform is ()? (Multiplechoice)

A.

Open terminal access .

B.

Open business application extension .

C.

Safe and reliA, Ble

D.

Industry applications

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Question # 6

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

A.

SoftRadio received an unrecognizA, Ble AT command

B.

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

C.

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

D.

All of theA, Bove are possible

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Question # 7

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

A.

Correct

B.

Error

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Question # 8

The key demand of smart parking is to reduce operating costs and improve the shortage of parking spaces. Low utilization and parking arerarely present while considering the user experience. Network cost network reliA, Bility.

A.

Correct

B.

mistake

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Question # 9

What are the main processes of OceanConnect ()? (Multiple choice)

A.

Southbound message escalation process

B.

Business Issuance Process

C.

Northbound registration process .

D.

Southbound registration process .

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Question # 10

The description of the Northbound app registration direct connection device, incorrect is ()?

A.

When registering a direct-attached device, nodeid recommends using the MAC address of the device

B.

Register direct-attached device interface, which can be used not only to register direct-attached devices, but also to register non-direct-attached devices .

C.

When registering a direct-attached device, there is no timeout setting if timeout is set to 0

D.

After registering a direct-attached device interface call, if the binding is not completed within the timeout range, the device registration will be invalidated

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Question # 11

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

A.

Application layer

B.

Platform layer

C.

Network layer

D.

Perception layer

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Question # 12

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

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

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Question # 13

Is NB-loT working in () mode the most power efficient?

A.

PSM

B.

DRX

C.

eDRX

D.

PSRP

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Question # 14

The future smart home network structure is most likely ()?

A.

Dot-like structure

B.

Star structure

C.

Mesh structure

D.

Tree structure

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Question # 15

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

A.

On-demand allocation

B.

No fragmentation

C.

High distribution efficiency

D.

High release efficiency

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Question # 16

Data communication management between gateway and OceanConnect is based on the following ()protocol connection?

A.

SMTP

B.

MQTT .

C.

ICMP

D.

Telnet

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Question # 17

Among the following options, the security technologies suitA, Ble for use on simple end devices are ()? (Multiple choice)

A.

PSK

B.

VPN

C.

Certification

D.

Encryption

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Question # 18

In the hierarchical division of the Internet of Things, is it ()responsible fordata presentation and customer interaction?

A.

Application layer

B.

Platform layer

C.

Network layer

D.

Perception layer

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Question # 19

In the following options, the minimum operating unit for competing system resources is ()?

A.

Memory

B.

Task

C.

Semaphore

D.

Interrupt

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Question # 20

Does eLTE-loT specifically contain () network elements? (Multiple choice)

A.

Business Engine

B.

loT integrated base station .

C.

lot module .

D.

CPE (User Access Terminal) .

E.

Network Management

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Question # 21

What is themodule that provides the terminal access protocol adaptation function ()?

A.

CLG

B.

loCM

C.

API GW

D.

MangoDB

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Question # 22

What are the frequency bandscurrently supported by Elte-loT ()?

A.

470M-510MHz

B.

863M-870MHz

C.

902-928MHz

D.

1447-1467MHz

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Question # 23

What are theplug-ins on the home smart gateway ()? (Multiple choice)

A.

Driver

B.

Agent .

C.

Protocol plugins

D.

Application plugin

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Question # 24

Huawei IoT Gateway provides() uplink and downlink interfaces? (Multiple choice)

A.

Zigbee

B.

RF 6LoWPAN

C.

RS485

D.

PLC

E.

eth

F.

3G/LIT

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Question # 25

Huawei LiteOS memory management is divided into static memory management and dynamic memory management, of which dynamic memory has the advantage of allocating on demand and no fragmentation.

A.

Correct

B.

Error

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Question # 26

Among the following options, are the features supported byOceanConnect in the business enA, Blement layer ()? (Multiple choice).

A.

APP & API Open Management

B.

Device connection

C.

Data management and openness

D.

Rule Engine

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