Nokia BL0-200 問題練習

Question No : 1
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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Question No : 2
Network lifecycle tools are a way to mitigate the lifecycle complexity.

• A.True
• B.False

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Question No : 3
Which protocol layer In the gNB is responsible for QoS mapping?

• A.RLC
• B.PDCP
• C.MAC
• D.SDAP

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Question No : 4
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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Question No : 5
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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Question No : 6
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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Question No : 7
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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Question No : 8
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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Question No : 9
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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Question No : 10
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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Question No : 11
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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Question No : 12
Which transmission principle is used by eCPRI?

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

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Question No : 13
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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Question No : 14
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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Question No : 15
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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