Huawei h12-111-v2-5 practice test

HCIA-IoT V2.5 Exam

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Viewing questions 1-15 out of 176


Question 1

In the hierarchical division of the Internet of Things, what is responsible for information acquisition
and signal processing ()?

  • A. Application layer
  • B. Platform layer
  • C. Network layer
  • D. Perception Layer
Answer:

D

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Question 2

Sigfox utilizes ultra-narrow UNB technology, so his transmission rate is lower, usually ()?

  • A. 50bps
  • B. 50Mbps
  • C. 100bps .
  • D. 100Mbps
Answer:

C

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Question 3

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).

  • A. SoftRadio received an unrecognizA, Ble AT command
  • 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
Answer:

B, C

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Question 4

Huawei Power IoT Solution's main application modules include ()? (Multiple choice)

  • A. Billing .
  • B. Perpay .
  • C. MDM
  • D. PDM
Answer:

A, B, C

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Question 5

CoAP protocol message format is simple, messages can be very short, using long connections, there
is a heartbeat preservation mechanism.

  • A. Correct
  • B. Error
Answer:

B

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Question 6

Of the following options, () is a narrowband wireless IoT solution based on the 3GPP standard
developed specifically for the industry IoT market?

  • A. eLTE-loT .
  • B. Wifi
  • C. PLC-loT
  • D. Z-Wave
Answer:

A

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Question 7

Ar501L1Rc model device off status indicator is ()?

  • A. Zi Guang
  • B. Red light
  • C. No LED
  • D. Yellow light
Answer:

A

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Question 8

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

  • A. Endpoint Security
  • B. End-cloud security
  • C. Transmission security
  • D. Chip security
Answer:

A, B, C

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Question 9

Among the following IoT access technologies, the highest power consumption is ()?

  • A. eMTC
  • B. LTE-V
  • C. GPRS
  • D. NB-loT
Answer:

B

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Question 10

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

  • A. Correct
  • B. Error
Answer:

A

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Question 11

When using SoftRadio to initiate a binding request to the platform, if the request time out error is
displayed, the possible reason is ()? (Multiple choice).

  • A. Network environment problem, can not connect to the platform
  • B. Platform port configuration error The C. Node ID is misconfigured, and the platform cannot find the device to be bound The basic information such as D. manufacturerid, deviceType, and mode is misconfigured, and the platform cannot be matched to the device to be bound
Answer:

A, B

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Question 12

Among the following options, which belong to the difficulties currently encountered by the Internet
of Things ( )? (Multiple choice)

  • A. Multi-sensor collA, Borative management complex
  • B. High performance and power consumption requirements in video scenarios
  • C. Complex and diverse communication protocols between terminals
  • D. Inefficient and difficult to develop voice programming
Answer:

A, B, C, D

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Question 13

In the following scenarios, what is the need for voice function ()?

  • A. Street lights
  • B. Water meter reading
  • C. Meter reading
  • D. Bracelet for the elderly
Answer:

D

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Question 14

Among the following options, the common features of eMTC and NB-loT are ()?(multi-select).

  • A. Wide coverage
  • B. Fast rate
  • C. Live calls
  • D. Low power consumption
Answer:

A, D

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Question 15

Intelligent ultrasonic water meter, the main function of the water temperature sensor ()?

  • A. Correct the error caused by the temperature effect of ultrasonic measurement and improve the accuracy
  • B. Prevent the temperature from being too low and causing the water meter to freeze and rupture
  • C. Avoid using the water meter as a hot water meter
  • D. All of the A, Bove
Answer:

A

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