Which of the following is a function of UPF? (single-choice question, 6 points)

Which of the following is a function of UPF? (single-choice question, 6 points)A . Server discovery functionB . Packet routing and forwardingC . Provide policy rules to the control plane functionD . Base station authentication server functionView AnswerAnswer: B

February 20, 2022 No Comments READ MORE +

In the Cloud RAN architecture, which of the following network element functions cannot be deployed in the cloud? (Multiple choice, 2 points)

In the Cloud RAN architecture, which of the following network element functions cannot be deployed in the cloud? (Multiple choice, 2 points)A . BBUB . DUC . CUD . AAUView AnswerAnswer: A,B,D Explanation: The wireless side CU can realize cloudification, but DU/BBU/AAU cannot realize cloudification.

February 19, 2022 No Comments READ MORE +

In the cloud-based 5G wireless network, which of the following protocol layers does not belong to RAN-DU? (Multiple choice, 6 points)

In the cloud-based 5G wireless network, which of the following protocol layers does not belong to RAN-DU? (Multiple choice, 6 points)A . MACB . Physical layerC . RLCD . RRCView AnswerAnswer: D

February 19, 2022 No Comments READ MORE +

After the drone is connected to the 5G network, the application field will be further expanded. (True or False, 2 points)

After the drone is connected to the 5G network, the application field will be further expanded. (True or False, 2 points)A . TrueB . FalseView AnswerAnswer: A Explanation: Compared with 3G/4G network, 5G has three major business fields. In the 5G network, the application field of drones will be further...

February 19, 2022 No Comments READ MORE +

The RAN Centralized Unit (CU) is also commonly referred to as the real-time processing unit of the RAN. (True or False, 4 points)

The RAN Centralized Unit (CU) is also commonly referred to as the real-time processing unit of the RAN. (True or False, 4 points)A . TrueB . FalseView AnswerAnswer: B

February 18, 2022 No Comments READ MORE +

In the IMT2020 vision, which of following is correct ratio of 5G service delay to the 4G service delay?

In the IMT2020 vision, which of following is correct ratio of 5G service delay to the 4G service delay?A . 1/100B . 1/20C . 1/10D . 1/50View AnswerAnswer: D

February 18, 2022 No Comments READ MORE +

Which of the following 5G chipsets does not support 5G mode?

Which of the following 5G chipsets does not support 5G mode?A . SC- Balong 5000B . Exynos 5110C . X55D . X50View AnswerAnswer: D

February 18, 2022 No Comments READ MORE +

Which of the following NSA networking statements are correct? _MC

Which of the following NSA networking statements are correct? _MCA . Capable of provisioning new services such as URLLCB . LOW Investment in the initial phase of 5G deploymentC . Requiring continuous coverage provided by the 5G base solutionsD . Deployment based on legacy 4G networksView AnswerAnswer: B,D

February 17, 2022 No Comments READ MORE +

What was the first standard release of LTE? (single-choice question, 2 points)

What was the first standard release of LTE? (single-choice question, 2 points)A . Relasee4B . Relasee7C . Relasee8D . Relasee10View AnswerAnswer: C Explanation: Question analysis: It is generally considered that LTEstarts from R8 version, LTE-A starts from R10 version, 4.5G (LTE-A Pro) starts from R12 version, and 5G starts from...

February 17, 2022 No Comments READ MORE +

Which of the following are major challenges in the 5G era? -MC

Which of the following are major challenges in the 5G era? -MCA . Explosive increase of connected devicesB . Ultra-Low latency for communication between vehiclesC . Fast handover on mobile networksD . Surging increase of MBB data trafficView AnswerAnswer: A,B,D

February 17, 2022 No Comments READ MORE +