Latest H12-111_V2.5 Exam Real Tests Free Updated Today
H12-111_V2.5 Real Exam Question Answers Updated [Nov 18, 2021]
NEW QUESTION 18
Among the following options, what is the advantage of Mesh technology ()?
- A. Extend wireless signal coverage.
- B. Increase bandwidth and reduce transmit power
- C. There can be as many network nodes as possible.
- D. Network self-organization and self-repair, flow self-balance
Answer: A,B,D
NEW QUESTION 19
Among the following options, the one that is not platform-level security is ()?
- A. Confidentiality
- B. Physical protection
- C. Network security
- D. Privacy
Answer: B
NEW QUESTION 20
Which of the following options belong to SoftRadio to accelerate the development and verification of NB-IoT devices and applications?
- A. No need for NB-IoT base station
- B. No PC or computer required
- C. No core network required
- D. No chip/module required
Answer: A,C,D
NEW QUESTION 21
The sub-channel bandwidth of NB-IoT includes ()? (multiple choice)
- A. 60kHz
- B. 15KHz
- C. 180kHz
- D. 3.75kHz
Answer: B,D
NEW QUESTION 22
Which of the following options is correct for the description of the industrial IoT gateway ()
- A. The industrial IoT gateway belongs to the network layer and is responsible for downlink aggregation and uplink backhaul
- B. 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
- C. Industrial Internet of Things gateway is a converged gateway that integrates routing, switching, wireless and security
- D. Industrial IoT gateway can support the access of industrial bus, such as RS485, M-BUS
Answer: A,C,D
NEW QUESTION 23
eLTE-IoT is similar to NB-IoT, both of which are based on Sub-GHz ISM unlicensed spectrum
- A. True
- B. False
Answer: B
NEW QUESTION 24
CoAP protocol message format is simple, messages can be very short, use long connections, and have a heartbeat keep-alive mechanism.
- A. True
- B. False
Answer: B
NEW QUESTION 25
Which of the following descriptions of Huawei LiteOS dynamic memory and static memory are correct?
- A. Dynamic memory allocates a user-specified memory block in the corresponding memory pool
- B. All memory blocks of static memory are linked together by a linked list, and the memory block header maintains a management structure
- C. Static memory is to allocate a memory block of user-initialized preset size in the corresponding memory pool
- D. Dynamic memory is essentially an array of objects
Answer: A,C
NEW QUESTION 26
The main application modules of Huawei's power Internet of Things solution include ()? (multiple choice)
- A. PDM
- B. MDM
- C. Billing
- D. Prepay
Answer: B,C,D
NEW QUESTION 27
Is the format of the terminal registration verification code in the SoftRadio added device correct?
- A. TEST$_test123
- B. test&_test
- C. test$_test
- D. TEST&_test123
Answer: A
NEW QUESTION 28
Power line communication technology is abbreviated as PLC, which refers to a communication method that uses power lines to transmit data and media signals.
- A. True
- B. False
Answer: A
NEW QUESTION 29
Is the account and password provided to the loT application server generated in ()?
- A. Install the device Profe file
- B. Install OceanConnect
- C. IoT service distribution
- D. Create APP application
Answer: D
NEW QUESTION 30
The memory management of HuaweiLitieOS is divided into static memory management and dynamic memory management. The advantage of dynamic memory is that it is allocated on demand without fragmentation.
- A. True
- B. False
Answer: B
NEW QUESTION 31
Huawei IoT gateway Zigbee physical layer technology adopts the following () standards?
- A. EC103
- B. EEE802.15.1
- C. lEEE802.15.4
- D. EC104
Answer: C
NEW QUESTION 32
What is the NB-loT system bandwidth ()?
- A. 180kHz
- B. 60kHz
- C. 15kHz
- D. 3.75kHz
Answer: A
NEW QUESTION 33
Which of the following factors and technologies make NB-Iot connection characteristics?
- A. Uplink service scheduling unit is small
- B. PSM/eDRX reduces the resource usage of base station occupied by each device
- C. NB-Iot reduces the overhead of null signaling
- D. Base station optimization and upgrade.
Answer: A,B,C,D
NEW QUESTION 34
eLTE-JoT improves transmission efficiency and system capacity through () technology?
- A. PSM
- B. Frequency hopping technology
- C. HARQ+ARQ
- D. Fast transmission of small packets
Answer: D
NEW QUESTION 35
The following () technology does not belong to LPWA? (multiple choice)
- A. WIFI
- B. LORA
- C. ZIGBEE
- D. ELTE-LOT
- E. NB-LOT
- F. RFID
Answer: A,C,F
NEW QUESTION 36
Adding tasks to the task stack before the system is running is no different from adding tasks to the task stack after the system is running.
- A. True
- B. False
Answer: B
NEW QUESTION 37
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