Mobile Phone Network Access

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Questions and Answers

Which one of the following statements about intelligent distributed power distribution automation is incorrect?

High reliability
Ultra-high throughput (correct)
Millisecond-level ultra-low latency
Isolation from other services

Which one of the following about 5G network slicing is incorrect?

Guaranteed SLA
Doubled energy efficiency (correct)
Security isolation
Independent service operation

Which one of the following about Cloud XR is incorrect?

CG VR requires low latency
Cloud VR uses cloud rendering
Video VR requires high bandwidth
Cloud VR terminals use complex technologies and are costly (correct)

Which one of the following 3GPP releases defines NR-V2X for the first time?

R16 (C) Signup and view all the answers

Which one of the following about MEC benefits is incorrect?

MEC increases network load (D) Signup and view all the answers

Which one of the following is not classified as a big data technology?

Data forwarding (D) Signup and view all the answers

Which one of the following about C-V2X is incorrect?

C-V2X is an IEEE-based communications technology for the internet of vehicles (IoV) (D) Signup and view all the answers

Which one of the following modulation schemes is newly added to the uplink in 3GPP Release 15 compared with LTE?

256QAM (C) Signup and view all the answers

What authentication method is primarily used in the 2G network, and what challenge does it present?

Unidirectional authentication, making it difficult to solve the problem of fake base stations (B) Signup and view all the answers

Which of the following networks utilize bidirectional authentication?

3G network (A), 4G network (C), 5G network (D) Signup and view all the answers

Which of the following describes information interaction modes of the Internet of Vehicles (IoV)?

V2P (A), V2I (B), V2G (D), V2N (C) Signup and view all the answers

Which of the following are considered key features of cloud computing?

Long capacity expansion period (C) Signup and view all the answers

Which frequency bands are classified under the 5G FR1 spectrum?

Sub-3 GHz (B) Signup and view all the answers

Which NGC network function is responsible for authentication management?

AUSF (A) Signup and view all the answers

What frequency range does the sub-3 GHz belong to?

UHF (A) Signup and view all the answers

Which technology can enhance spectrum utilization in F-OFDM?

Filter optimization (B) Signup and view all the answers

Which statement about current industrial Internet communication solutions is correct?

Wi-Fi communication technology has security risks and interference. (C) Signup and view all the answers

Which technology was first defined in 3GPP Release 15?

SA (A) Signup and view all the answers

Which statement about the RSU is incorrect?

The communication between the RSU and vehicles belongs to the V2N scenario. (A) Signup and view all the answers

Which aspect of machine learning is correct?

It is suitable for training with a large amount of data. (B) Signup and view all the answers

Which scenario is generally not suitable for deep learning applications?

Charging system (A) Signup and view all the answers

Which of the following are recognized basic service capabilities of Huawei's 5G technology?

Quick service provisioning (B), Mobility (C), Autonomous management (D) Signup and view all the answers

Which statement about Wi-Fi 6 and 5G is incorrect?

Wi-Fi 6 has a larger coverage range. (D) Signup and view all the answers

Which of the following technologies are used for long-distance wireless communication in IoT?

LoRa (A), eMTC (C), NB-IoT (D) Signup and view all the answers

Which of the following are valid application scenarios for 5GtoB?

Finance (A), Media (B), Healthcare (C) Signup and view all the answers

Which statements regarding the evolution trend of the industrial Internet are true?

5G replaces the industrial bus. (A), Terminal algorithms are stored on the cloud. (C), Automatic equipment replaces manual operations. (D) Signup and view all the answers

Which of the following statements about C-V2X application scenarios are accurate?

Remote driving is an advanced scenario defined by C-V2X. (A), Vehicle platooning is considered a basic scenario. (C) Signup and view all the answers

Which of the following statements about electromagnetic waves are correct?

Lower frequencies exhibit stronger diffraction capabilities. (B), Lower frequencies result in decreased propagation loss. (C) Signup and view all the answers

Which methods can be employed to enhance air interface throughput?

Resource reservation (A), Super Uplink (B) Signup and view all the answers

Which frequency range is used by the International Telecommunication Union (ITU) for electromagnetic waves?

300 kHz to 300 GHz (A) Signup and view all the answers

Which statements are true regarding the uplink spectrum and C-band?

Sub-3 GHz uplink spectrum can be used with C-band in time division multiplexing. (C) Signup and view all the answers

What role does Edge Computing play in autonomous driving?

It decreases data processing time. (C) Signup and view all the answers

Which of the following are applications that benefit from eMBB services in 5G?

Ultra-HD video (C), VR/AR services (D) Signup and view all the answers

In what scenario can a secure edge protection proxy (SEPP) be utilized?

In roaming scenarios on 5G networks. (C) Signup and view all the answers

What is a potential security concern in Multi-access Edge Computing (MEC) scenarios?

Resource preemption between applications. (B) Signup and view all the answers

Which of the following correctly describes coordinated beamforming (CBF)?

CBF coordinates UEs to prevent beam interference. (B) Signup and view all the answers

What is a true statement about the current state of the digital economy?

It is evolving towards the industry Internet. (A) Signup and view all the answers

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