Free H12-111 Exam Dumps Preview

Question 1

Multiple choice

Among the following communication technologies, the frequency band is in the SubG license-free band ()? (Multiple choice)

1. A

   Wifi

2. B

   NB-loT

3. C

   Sigfox

4. D

   Lora

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Correct answersC, D

Question 2

Multiple choice

Can Huawei IoT be roughly divided into () parts? (Multiple choice)

1. A

   Cloud

2. B

   Tube

3. C

   Side

4. D

   Server

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Correct answersA, B, C

Question 3

Single choice

V2X communication technology is of great significance to the promotion and popularization of the Internet of Vehicles.

1. A

   Correct

2. B

   Error

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Correct answerA

Question 4

Single choice

In the IoT architecture, which layer is responsible for collecting environmental information through sensors?

1. A

   Application layer

2. B

   Platform layer

3. C

   Network layer

4. D

   Perception layer

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Correct answerD

Question 5

Single choice

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

1. A

   Correct

2. B

   Error

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Correct answerA

Question 6

Single choice

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

1. A

   Application layer

2. B

   Platform layer

3. C

   Network layer

4. D

   Perception layer

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Correct answerB

Question 7

Multiple choice

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

1. A

   A, Bnormal air quality

2. B

   Fire Alarm

3. C

   Flooding

4. D

   Observe the pet

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Correct answersA, B, C

Question 8

Single choice

Thethird-party platform specifies the device ld AES encryption parameters in the OceanConnect platform settings, and the subsequent communication between the OceanConnect platform and the on-board

device needs to be encrypted by AES.

1. A

   Correct

2. B

   Error

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Correct answerA

Question 9

Single choice

Among the following options, what is theneed to prepare for the software environment that does not belong to the development of Huawei LiteOS ()?

1. A

   Linux operating system

2. B

   IDE

3. C

   Windows as the system

4. D

   Debugger driver

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Correct answerA

Question 10

Single choice

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

1. A

   SMTP

2. B

   MQTT.

3. C

   ICMP

4. D

   Telnet

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Correct answerB

Question 11

Single choice

Of the following options, what is the system reliA, Bility ()?

1. A

   Virtual machine reliA, Bility

2. B

   Data encryption

3. C

   Flow control

4. D

   Sensitive information masking

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Correct answerA

Question 12

Multiple choice

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

1. A

   APP & API Open Management

2. B

   Device connection

3. C

   Data management and openness

4. D

   Rule Engine

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Correct answersA, C, D

Question 13

Multiple choice

Which of the following are components of the Huawei LiteOS Security Framework? (Multiple choice)

1. A

   Endpoint security

2. B

   Transmission security

3. C

   Cloud-end security

4. D

   Physical shielding

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Correct answersA, B, C

Question 14

Single choice

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

1. A

   Access permissions

2. B

   Login certificate

3. C

   Data storage encryption

4. D

   Account sub-permissions

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Correct answerC

Question 15

Multiple choice

APP scan code need to get () information? (Multiple choice)

1. A

   Longitude

2. B

   Latitude

3. C

   Device name

4. D

   Server IP address

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Correct answersA, B, C

Question 16

Single choice

In the Nanjing Environmental Protection Bureau incident, environmental monitoring data was tampered with during transmission because the local network was compromised and the data transmission process lacked encryption and integrity protection.

Which part of the IoT security architecture was mainly involved in this incident?

1. A
   Device side
2. B

   Network side

3. C

   Platform side

4. D

   Application side

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Correct answerB

Question 17

Multiple choice

Among the following options, which belong to the IoT hierarchy are ()? (Multiple choice)

1. A

   Application layer

2. B

   Platform layer

3. C

   Data link layer

4. D

   Perception Layer

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Correct answersA, B, D

Question 18

Multiple choice

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

1. A

   Southbound message escalation process

2. B

   Business Issuance Process

3. C

   Northbound registration process.

4. D

   Southbound registration process.

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Correct answersA, B, C, D

Question 19

Single choice

Among the following options, is N not in the Huawei LiteOS 1+N architecture ()?

1. A

   Sensing framework

2. B

   Interconnection engine

3. C

   Security Framework

4. D

   Open API

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Correct answerD

Question 20

Single choice

Which of the following describes edge computing in IoT?

1. A

   Data processing is performed close to devices for low latency

2. B

   All data must be transmitted to the cloud

3. C

   It replaces the cloud layer

4. D

   It is only used in mobile networks

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Correct answerA

Question 21

Single choice

Which interface does the IoT gateway commonly use to connect to sensors and actuators?

1. A

   HDMI

2. B

   RS485

3. C

   VGA

4. D

   PCI

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Correct answerB

Question 22

Single choice

Which communication interface does the eLTE-IoT base station use to connect with IoT modules?

1. A

   RS232

2. B

   Ethernet

3. C

   Serial port

4. D

   USB

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Correct answerC

Question 23

Single choice

Ar502EGRc-Lc Model Gateway The command to view the online status of all devices is ()?

1. A

   dis channel-type zigbee status

2. B

   dis channel-type status

3. C

   dis channel-type network status

4. D

   dis channel-type rf status.

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Correct answerD

Question 24

Single choice

Among the following options, what is not a key technical feature of NB-loTis ()?

1. A

   Wide coverage

2. B

   Low power consumption

3. C

   Low cost

4. D

   High broadband.

5. E

   Large connection

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Correct answerD

Question 25

Single choice

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

1. A

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

2. 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.

3. C

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

4. 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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Correct answerB

Question 26

Single choice

The naming format of the device Profile's zip package is the following ()?

1. A

   deviceType_manufacturerld_model.zip

2. B

   manufacturerld_deviceType_model.zip

3. C

   model_deviceType_manufacturerld.zip

4. D

   manufacturerld_model_deviceType.zip

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Correct answerA

Question 27

Single choice

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

1. A

   IEC104

2. B

   IEEE 802.15.4.

3. C

   IEC103

4. D

   IEEE 802.15.1

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Correct answerB

Question 28

Single choice

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

1. A

   PHP

2. B

   C

3. C

   Java

4. D

   Python

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Correct answerB

Question 29

Multiple choice

What are the key elements of Huawei's IoT "1+2+1" architecture? (Multiple choice)

1. A

   IoT chip and LiteOS

2. B

   eLTE-IoT and NB-IoT connectivity

3. C

   OceanConnect platform

4. D

   Industry application layer

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Correct answersA, B, C, D

Question 30

Multiple choice

Does the Huawei LiteOS Security Framework contain () part? (Multiple choice).

1. A

   Endpoint Security

2. B

   End-cloud security

3. C

   Transmission security

4. D

   Chip security

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Correct answersA, B, C

Question 31

Single choice

Wired water meter, the lowest in terms of wiring cost is ()?

1. A

   M-bus

2. B

   RS-485

3. C

   Z-igBee

4. D

   RS232

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Correct answerA

Question 32

Multiple choice

Does the codec need to complete the following () functions? (Multiple choice)

1. A

   Decoding the data reported on the southbound device

2. B

   Decoding the response of thesouthbound device to the command issued by the platform

3. C

   Code the command issued by the platform

4. D

   Coding platform response to reported data

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Correct answersA, B, C, D

Question 33

Single choice

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

1. A

   certified

2. B

   enA, Ble

3. C

   alive

4. D

   connected

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Correct answerA