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خذ اختبارات أخرى عبر الإنترنت
السؤال #1
Unlike 4G base stations, 5G base stations do not need to be configured with tracking area Information.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #2
Which of the following functions is provided by the network layer in the transport protocol stack?
A. Transmission of binary data flowscorrect
B. Addressing and route selection
C. MAC forwarding
D. Physical medium access
عرض الإجابة
اجابة صحيحة: A
السؤال #3
The STR CROSFEEDTST command can be used to check for crossed feeder connections of an AAU.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #4
The PING, TRACERT, CFMTRACE, CFMPING, and UDPECHO commands cannot be executed simultaneously on the same board in a gNodeB.
A. True
B. Falsecorrect
عرض الإجابة
اجابة صحيحة: B
السؤال #5
In NSA networking, X2 self-setup between a gNodeB and an eNodeB requires that the gNodeB and eNodeB be managed by the same OSS.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #6
Which of the following actions will trigger SgNB release by the MeNB?
A. The UE inactivity timer on the NR side expires
B. An inter - SgNB cell change occurs
C. The MeNB detects that the X2 link is abnormal
D. The air interface link on the NR side is abnormal, and a UE reports SCG Failure Info to the eNodeB
عرض الإجابة
اجابة صحيحة: AD
السؤال #7
Which of the following boards do not support 5G?
A. UMPTc
B. LMPT
C. UMPTe
D. UMPTb
عرض الإجابة
اجابة صحيحة: BD
السؤال #8
Unlike 4G base stations, 5G base stations do not need to be configured with tracking area Information.
A. ATrue
B. BFalse
عرض الإجابة
اجابة صحيحة: B
السؤال #9
Which of the following channels is not involved in NR random access of a UE?
A. PDCCH
B. PRACHcorrect
C. PU5CH
D. PUCCH
عرض الإجابة
اجابة صحيحة: B
السؤال #10
Which of the following parameters In the NR MIB message indicates the time-domain position of CORESET 0?
A. ASystem frame number
B. BMost significant four bits of PDCCH-configSIBl
C. CSSB-subcarrier offset
D. DLeast significant four bits of PDCCH-configSIBl
عرض الإجابة
اجابة صحيحة: D
السؤال #11
Which of the following functions is provided by the network layer in the transport protocol stack?
A. Transmission of binary data flows
B. Addressing and route selection
C. MAC forwarding
D. Physical medium access
عرض الإجابة
اجابة صحيحة: B
السؤال #12
In SA networking, which of the following are required after the Pa reconfiguration of a 5G base station?
A. Checking whether cell-related alarms are reported
B. Checking whether the PCI on the LTE side has taken effect on the N
C. Checking whether the 5G cell services are normal
D. Checking whether the PCI on the NR side has taken effect on the N
عرض الإجابة
اجابة صحيحة: A
السؤال #13
Which of the following MOs are involved in data reconfiguration using the MAE-Deployment?
A. gNodeBFuncrjoncorrect
B. gNBCULogicNode
C. gNBDULogicNode
D. gNodeBCUFunction
عرض الإجابة
اجابة صحيحة: A
السؤال #14
Which of the following is required when the binding relationship between an NR cell and sector equipment is inconsistent with the planned one?
A. Adding or deleting an RF module
B. Adding an NR TDD cellcorrect
C. Adjusting the association relationship between the NR cell and RF module
D. Replacing the CPRI port connected to an RF module
عرض الإجابة
اجابة صحيحة: B
السؤال #15
Which of the following 5G network technologies can reduce IoV latency?
A. MEC
B. NFV
C. Massive MIMO
D. SDNcorrect
عرض الإجابة
اجابة صحيحة: D
السؤال #16
In the contention - based random access procedure, which of the following is related to the time - frequency position of the PRACH used by the UE?
A. PCI
B. BWP
C. SSB beam ID
D. C - RNTI
عرض الإجابة
اجابة صحيحة: B
السؤال #17
Which of the following actions will trigger SgNB release by the MeNB?
A. AThe UE inactivity timer on the NR side expires
B. BAn inter-SgNB cell change occurs
C. CThe MeNB detects that the X2 link is abnormal
D. DThe air interface link on the NR side is abnormal, and a UE reports SCG Failure Info to the eNodeB
عرض الإجابة
اجابة صحيحة: AD
السؤال #18
Which of the following statements about NR subcarriers are incorrect?
A. AThe larger the subcarrier spacing, the larger the number of symbols
B. BThe smaller the subcarrier spacing, the larger the CP length and the more suitable it becomes for wide coverage
C. CThe smaller the subcarrier spacing, the lower the power spectral density
D. DThe larger the subcarrier spacing, the larger the slot length
عرض الإجابة
اجابة صحيحة: ABD
السؤال #19
In NSA networking, which of the following objects are unnecessary to configrued for a gNodeB in SI self-setup scenarios?
A. USERPLANEHOST
B. USERPLANEPEER
C. SCTPPEER
D. SCTPHOSTcorrect
عرض الإجابة
اجابة صحيحة: D
السؤال #20
If the subcarrier spacing (SCS) of a low-frequency cell Is 30 kHz and the bandwidth of each RB Is 360 kHz, theoretically, what value should the noise (dBm) over the air interface be?
A. -105
B. -116
C. -120
D. -97correct
عرض الإجابة
اجابة صحيحة: D
السؤال #21
Which of the following Information Is contained in a master Information block (MIB)?
A. System frame number
B. PDCCH ConfigSIB1
C. dmrs-TypeA-Positioncorrect
D. Offset from PointA
عرض الإجابة
اجابة صحيحة: C
السؤال #22
Which of the following statements about a self-contained slot is Incorrect?
A. Faster downlink hybrid automatic repeat request (HARQ) feedback and UL data scheduling to reduce the RTcorrect
B. Increased GP overhead due to frequent uplink-downlink switching
C. High requirements on latency of terminal hardware processing
D. Prolonged sounding reference signal (SRS) transmission period to track fast channel changes and Improve MIMO performance
عرض الإجابة
اجابة صحيحة: A
السؤال #23
As defined in 3GPP, the cell - specific reference signal (CRS) that is always sent in LTE cells is not used in NR, reducing Interference under light loads and control channel overhead.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #24
Which of the following Information Is not carried In the DCI of NR?
A. APUSCH scheduling
B. BPUSCH power control
C. CPMI report
D. DPDSCH scheduling
عرض الإجابة
اجابة صحيحة: B
السؤال #25
Which of the following parameters In the NR MIB message indicates the time-domain position of CORESET 0?
A. System frame number
B. Most significant four bits of PDCCH-configSIBl
C. SSB-subcarrier offset
D. Least significant four bits of PDCCH-configSIBl
عرض الإجابة
اجابة صحيحة: D
السؤال #26
How many OM channels does a gNodeB support at most?
A. 4
B. 2
C. 1
D. 3correct
عرض الإجابة
اجابة صحيحة: D
السؤال #27
As defined in 3GPP, the cell-specific reference signal (CRS) that is always sent in LTE cells is not used in NR, reducing Interference under light loads and control channel overhead.
A. True
B. Falsecorrect
عرض الإجابة
اجابة صحيحة: B
السؤال #28
The ESN of a gNodeB changes after the main control board Is replaced.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #29
As defined in 3GPP, the cell-specific reference signal (CRS) that is always sent in LTE cells is not used in NR, reducing Interference under light loads and control channel overhead.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #30
Which of the following are the functions of SRSs In NR?
A. Downlink beamforming weight calculation
B. Uplink grant
C. To obtain the uplink channel qualitycorrect
D. Uplink beam management
عرض الإجابة
اجابة صحيحة: C

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