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5G RAN Interfaces

This quiz will test your knowledge on the interfaces used in 5G RAN.

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which interface is used for communication between the gNB and the UE?

  1. Uu interface
  2. C-plane interface
  3. U-plane interface
  4. Xn interface
Question 2 Multiple Choice (Single Answer)

Which interface is used for communication between the gNB and the core network?

  1. Uu interface
  2. C-plane interface
  3. U-plane interface
  4. Xn interface
Question 3 Multiple Choice (Single Answer)

Which interface is used for communication between the gNB and the other gNBs in the network?

  1. Uu interface
  2. C-plane interface
  3. U-plane interface
  4. Xn interface
Question 4 Multiple Choice (Single Answer)

Which interface is used for communication between the UE and the core network?

  1. Uu interface
  2. C-plane interface
  3. U-plane interface
  4. Xn interface
Question 5 Multiple Choice (Single Answer)

What is the maximum bandwidth of the Uu interface?

  1. 100 MHz
  2. 200 MHz
  3. 400 MHz
  4. 800 MHz
Question 6 Multiple Choice (Single Answer)

What is the maximum number of UEs that can be supported by a single gNB?

  1. 100
  2. 200
  3. 500
  4. 1000
Question 7 Multiple Choice (Single Answer)

What is the maximum data rate that can be achieved by a single UE on the Uu interface?

  1. 1 Gbps
  2. 2 Gbps
  3. 4 Gbps
  4. 8 Gbps
Question 8 Multiple Choice (Single Answer)

Which modulation scheme is used on the Uu interface?

  1. QPSK
  2. 16QAM
  3. 64QAM
  4. 256QAM
Question 9 Multiple Choice (Single Answer)

Which coding scheme is used on the Uu interface?

  1. Turbo code
  2. Polar code
  3. LDPC code
  4. BCH code
Question 10 Multiple Choice (Single Answer)

What is the minimum latency of the Uu interface?

  1. 1 ms
  2. 10 ms
  3. 100 ms
  4. 1 s
Question 11 Multiple Choice (Single Answer)

Which interface is used for communication between the gNB and the O-RAN controller?

  1. Uu interface
  2. C-plane interface
  3. U-plane interface
  4. Xn interface
Question 12 Multiple Choice (Single Answer)

Which interface is used for communication between the gNB and the network management system?

  1. Uu interface
  2. C-plane interface
  3. U-plane interface
  4. Xn interface
Question 13 Multiple Choice (Single Answer)

Which interface is used for communication between the gNB and the policy control function?

  1. Uu interface
  2. C-plane interface
  3. U-plane interface
  4. Xn interface
Question 14 Multiple Choice (Single Answer)

Which interface is used for communication between the gNB and the charging function?

  1. Uu interface
  2. C-plane interface
  3. U-plane interface
  4. Xn interface
Question 15 Multiple Choice (Single Answer)

Which interface is used for communication between the gNB and the user equipment mobility management function?

  1. Uu interface
  2. C-plane interface
  3. U-plane interface
  4. Xn interface
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