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السؤال #1
RSRP reference signal received power refers to the average signal power received by all REs of a Symbo bearer Reference Signa within the measured frequency bandwidth.
A. Truecorrect
B. False
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اجابة صحيحة: A
السؤال #2
The single-station verification test only needs to verify whether the cell status in the idle mode is normal.
A. True
B. Falsecorrect
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اجابة صحيحة: B
السؤال #3
LTE can obtain various interface signaling through LMT, M2000, and drive test tools.
A. Truecorrect
B. False
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اجابة صحيحة: A
السؤال #4
Regarding the over-zone, overlapping coverage control, which of the following statements is wrong?
A. Station height control: strictly control the station height to avoid over-zone interference
B. Station spacing control: strictly avoid overlapping coverage sites within 100m
C. Topological structure planning: the site distribution is as uniform as possible
D. The angle of the sector in the station should be kept as close as possible to 60 degrees, direct sparring between stations can enhance coveragecorrect
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اجابة صحيحة: D
السؤال #5
For the following LTE neighborhood planning, which description is correct? (Multiple choice)
A. The directly adjacent cell geographically is generally used as a neighboring area
B. For dense urban areas and ordinary urban areas, due to the relatively short distance between stations (0
C. Because there is no sequence problem in the neighboring area of LTE, and the detection period is very short, it is only necessary to consider not missing the neighboring cells without needing to sort the neighboring cells strictly according to the signal strength
D. ANR function can completely replace the neighboring area planning of the initial network
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اجابة صحيحة: ABC
السؤال #6
Which of the following types of warm wires are commonly used? (multiple choices)
A. 1/3 Feeder
B. 1/2 Feeder
C. 7/8 Feeder
D. 5/4 Feeder
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اجابة صحيحة: BCD
السؤال #7
Which of the following causes the interference in the system? (Multiple choice)
A. ALTE TDD frame out of sync
B. BInterference caused by data configuration (time slot ratio, PCI, frequency)
C. CTDD ultra-long-distance interference (interference from DwFTS to UpPTS)
D. DIllegal use of LTE frequency bands
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اجابة صحيحة: ABC
السؤال #8
LTE power control does not affect the coverage and capacity of the system.
A. True
B. Falsecorrect
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اجابة صحيحة: B
السؤال #9
The LTE system requires an uplink synchronization system. Uplink synchronization is mainly to eliminate interference between different users in a cell.
A. False
B. True
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اجابة صحيحة: B
السؤال #10
About the inter-frequency handoff based on the coverage, receive which of the following event will start GAP (inter-frequency) measurements?
A. A1
B. A2correct
C. A3
D. A4
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اجابة صحيحة: B
السؤال #11
Which of the following events is the basis for LTE synchronous frequency switching?
A. A1
B. A2
C. A3correct
D. B1
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اجابة صحيحة: C
السؤال #12
Which of the following is not included in the survey station preparation information?
A. Project documents
B. Background information
C. Existing network conditions
D. The latest network planning base station survey table
E. Engineering Parameter Tablecorrect
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اجابة صحيحة: E
السؤال #13
If the cell radius is 90 kilometers, which of the following should be used for the PRACH preamble format?
A. Format 1
B. Format 2
C. Format 3correct
D. Format 4
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اجابة صحيحة: C
السؤال #14
During the test, the bit error rate below 20% is normal.
A. False
B. True
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اجابة صحيحة: A
السؤال #15
Which of the following statements about LTE tools is correct? (Multiple Choice)
A. Probe can be used for road test and playbackcorrect
B. OMStar can be used for network verificationcorrect
C. M2000 can be used to configure the network and check the message system
D. PRS can be used for simulation and base station selection
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اجابة صحيحة: ABC
السؤال #16
For the same-frequency switching scenario, which of the following parameters has little effect on the handover?
A. ofncorrect
B. ocn
C. ofs
D. ocs
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اجابة صحيحة: A
السؤال #17
Which of the following carrier bandwidths does LTE support? (multiple choice)
A. 40M
B. 5M
C. 15M
D. 20M
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اجابة صحيحة: BCD
السؤال #18
During the X2 handover in the LTE system, if re-establishment occurs, which cells may be re-established? (Multiple choice)
A. ASource area
B. BItemTarget area
C. CThird-party community
D. DOther cells in the source base station
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اجابة صحيحة: ABD
السؤال #19
Regarding TA planning, which of the following statements is incorrect?
A. The TA plan of LTE should be consistent with the LA plan of 2G/3
B. Currently TAL of LTE can contain up to 16 TAs
C. The number of cells in the TA of LTE should be smaller than the number of cells in the corresponding LA of 2G/3Gcorrect
D. Each single carrier cell can belong to multiple Tas
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اجابة صحيحة: C
السؤال #20
The current frequency spectrum of China Mobile's F-band is 1880MHz to 1900MHz.
A. ATrue
B. BFalse
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اجابة صحيحة: A
السؤال #21
There are 503 PCI physical cell identifiers.
A. ATrue
B. BFalse
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اجابة صحيحة: B
السؤال #22
Regarding indoor distribution antennas and components, which of the following statement is wrong?
A. The leaky cable can be regarded as a kind of slot antenna, suitable for coverage in tunnels, subways, etc
B. Attenuator: consuming the excessive energy of RF signal, mainly used to reduce signal level and avoid the influence of overflow
C. Try to use "high power, less antenna" for indoor antenna layoutcorrect
D. Power splitter: Split one signal into two or more channels (three-way, four-way) output
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اجابة صحيحة: C
السؤال #23
What are the evaluation methods for overlapping coverage issues? (Multiple choice)
A. AThe number of cells with RSRP>-100dBm is greater than or equal to 2
B. BThe number of cells with RSRP>-100dBm is greater than or equal to 3
C. CRSRP of the strongest cell-RSRP of the 3rd strongest (or 4th strongest) cell<6dBo
D. DRSRP of the strongest cell-RSRP of the 3rd strongest (or 4th strongest) cell<3dBo
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اجابة صحيحة: BC
السؤال #24
Which of the following carrier bandwidths does LTE support? (multiple choice)
A. 15M
B. 40M
C. 20M
D. 5M
عرض الإجابة
اجابة صحيحة: ACD
السؤال #25
If the UE fails to switch, it is mostly characterized by dropped calls, RRC reestablishment, and so on.
A. Truecorrect
B. False
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اجابة صحيحة: A
السؤال #26
Which of the following adjustment measures has the highest priority?
A. Antenna height
B. Antenna direction angle antenna downtilt angle
C. Antenna typecorrect
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اجابة صحيحة: C
السؤال #27
Which of the following format files can the Log file be converted to? (Multiple choice)
A. The extension is
B. The extension is
C. The extension is
D. The extension is
عرض الإجابة
اجابة صحيحة: ABC
السؤال #28
In the downlink scheduling, which factors will affect the allocation of downlink shared resources and the selection of MCS? (Multiple Choice)
A. UE capability levelcorrect
B. The wireless environment where the user is locatedcorrect
C. Cache status
D. PHR (power headroom report) of UE
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اجابة صحيحة: AB
السؤال #29
Before coverage analysis, it is necessary to obtain basic data such as the planning plan, site distribution, base station configuration, antenna feeder configuration, RS power and service load characteristics of the optimized target are a. Then obtain the information of the existing network data, conduct a comparative analysis, and find out the areas where the coverage problem may exist.
A. True
B. False
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اجابة صحيحة: A
السؤال #30
In the process of LTE network optimization, which of the following data sources are used for problem location analysis? (multiple choice)
A. Project Files
B. Traffic statistics and alarm data
C. useUser complaint record
D. Signaling data
E. netNetwork test data
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اجابة صحيحة: BCDE

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