Módulo 1 - Week 01

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[T2] Quiz da aula síncrona: Módulo 1 - Week #01
Compilado de questões referentes à primeira parte do Módulo 1 do Curso de Formação HCIA 5G. 
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Which of the following Terms refers to the base station in the radio access network in 4G?
A . NodeB
B . eNodeB
C . gNodeB
D . BTS
Because of the high frequency band of millimeter wave, the penetration loss of it is very small
1 ponto
A. True
B. False
 
Which of the following coding schemes is predominantely used for the traffic channel in 5G?
B. Convolutional code
D. Polar code
A. LDPC
C. Turbo coding
High frequency mmWave is predominantly uses 5G wireless coverage.
A. True
B. False
 
5G high-frequency mmWave spectrum resources are rich, but are also prone to serious propagation loss
A. True
B. False
 
In the 5G the user plane uses LDPC code but the control plan uses Polar code.
A. True
B. False
 
5G network can use high-order modulation to increase the air interface rate. Which of the following statements about high-order modulation is incorrect?
A. Higher-order modulation has higher requirements on the SINR of signals
B. Higher-order modulation can improve spectrum utilization
C. High-order modulation technologies increase terminal costs
D. 256QAM and massive MIMO cannot be used together
 
Which of the following massive MIMO statements are correct? (multiple choice)
A. Massive MIMO uses large-scale antenna arrays
B. Massive MIMO improves capacity of single cell
C. Only horizontal beamforming is available
D. Legacy wide beams are replaced with narrow beams by adjusting then beam weight
Which of the following is the main advantage of using massive MIMO over traditional MIMO?
A. Multiplexing gain
B. Diversity gain
C. 3D Beamforming gain
D. Single-channel array gain
 
Based on the massive MIMO beam forming capability, 5G base stations can better support low-altitude coverage
True
False