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Nokia BL0-200 Nokia Bell Labs 5G Networking Exam Online Training

Question #1

Which network element performs the AMF selection?

  • A . RAN Node
  • B . SMF
  • C . UPE
  • D . UDR

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Correct Answer: A
Question #2

Which protocol can be used between the radio and DU function on a gNB?

  • A . SDN
  • B . eCPRI
  • C . eMBB
  • D . TDM

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Correct Answer: C
Question #3

A CSP started 5G deployment with Option 3X. Now they want to start selling URLLC .

What key components must be upgraded? {Select 2)

  • A . Core
  • B . UE
  • C . 5G RAN
  • D . Cloud

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Correct Answer: A,C
Question #4

What is the benefit of the introduction of Dynamic Spectrum Sharing between 4G and 5G?

  • A . Increased 4G throughput
  • B . Increased 4G coverage
  • C . Increased 5G coverage
  • D . Reduced latency in 4G

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Correct Answer: C
Question #5

The lifecycle management of network services Is done by?

  • A . EM
  • B . NVFO
  • C . VNFM
  • D . VIM

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Correct Answer: C
Question #6

In 3GPP rel 15, select the network function for which pooling is supported.

  • A . AMF
  • B . SMF
  • C . UDR
  • D . UPF

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Correct Answer: D
Question #7

Identify the feature or feature set that reduces latency in the 5G RAN.

  • A . mMIMO and Beamforming
  • B . dual connectivity
  • C . flexible radio design
  • D . dynamic spectrum sharing

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Correct Answer: B
Question #8

What core function will be deported in the far edge cloud to support URLLC?

  • A . UPF
  • B . UDM
  • C . UDR
  • D . UDSF

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Correct Answer: B
Question #9

Which transmission principle is used by eCPRI?

  • A . Frequency based
  • B . Cell based
  • C . Synchronous
  • D . Packet based

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Correct Answer: D
Question #10

The automatic neighbor relation 50N feature would apply to which SON category?

  • A . Self-optimizing
  • B . Self-configuring
  • C . Self-healing
  • D . Self-scaling

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Correct Answer: A

Question #11

What are the options for voice call establishment in 5G SA mode? (Select 2)

  • A . EPS Fallback (VoLTE)
  • B . CS Fallback
  • C . Voice over NR
  • D . It is not possible

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Correct Answer: A,D
Question #12

Frequency synchronization can be distributed via Synchronous Ethernet. Please select true statement for SynchE.

  • A . SynchE is a layer 2 – link layer
  • B . The stability of the recovered frequency depends on the network load
  • C . SynchE must be supported at all intermediate nodes on the synchronization path
  • D . SynchE is transported in OTN frames

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Correct Answer: D
Question #13

Select the correct statement regarding SDN:

  • A . SON doesn’t allow the use of Multivendor/Open API
  • B . SDN allows the separation of control and user traffic
  • C . SDN allow the decentralization of the network control
  • D . SDN allows to access data directly in the hardware

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Correct Answer: B
Question #14

Which of the following are the functions of each Slice Management orchestrator?

  • A . Automation
  • B . Monitoring
  • C . Optimization
  • D . All of the above

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Correct Answer: D
Question #15

Which of the following steps is NOT used in the Network Slice Orchestration lifecycte management?

  • A . Create
  • B . Initiate request
  • C . Manage
  • D . Terminate

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Correct Answer: B
Question #16

Fill In the blank with the best answer from the available choices. One of the fronthaul solutions is____________which is defined by

IEEE 802.1CM.

  • A . Passive Optical Network
  • B . Time Sensitive Networking
  • C . Microwave Network
  • D . Preemptive packet

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Correct Answer: B
Question #17

What needs to be done to the deployed fiber assets, in case a network is upgraded from a 10G to a 25G fiber access network?

  • A . Single mode fibers need to be swapped by multi-mode fibers.
  • B . Dedicated developed fibers for 25G speeds need to be deployed.
  • C . This is an impossible upgrade.
  • D . Don’t worry, your fiber assets are future proof, no swap is needed.

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Correct Answer: A
Question #18

Which protocol layer In the gNB is responsible for QoS mapping?

  • A . RLC
  • B . PDCP
  • C . MAC
  • D . SDAP

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Correct Answer: A
Question #19

Network lifecycle tools are a way to mitigate the lifecycle complexity.

  • A . True
  • B . False

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Correct Answer: A
Question #20

5G transport network is a combination of three transport components .

What are those 3 units?

  • A . Access Midhaul – Metropolitan/Core – Access Fronthaul
  • B . Access Backhaul – Metropolitan/Core – Backbone Core
  • C . Access Fronthaul – Metropolitan/Core – Access Midhaul
  • D . Access Midhaul – Metropolitan/Core – Mobile Access

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Correct Answer: B
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