In the process of LTE network optimization, which of the following data sources are used for problem location analysis? (multiple choice)

• A.useUser complaint record
• B.Traffic statistics and alarm data
• C.Signaling data
• D.Project Files
• E.netNetwork test data

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Which of the following functions is used for inter-cell interference coordination?

• A.ICIC
• B.BF
• C.ANR
• D.AMR

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The single-site verification test only needs to verify whether the cell status is normal in the idle mode.

• A.True
• B.False

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What are the following reasons that may cause Intra-LTE to fail to handover or fail to handover? (multiple choice)

• A.Neighbor Missing
• B.T301 timer configuration time is unreasonable
• C.interference
• D.The coverage is too poor, and the eNB cannot correctly demodulate the measurement report reported by the UE

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In the downlink scheduling, which factors will affect the allocation of downlink shared resources and the selection of MCS? (Multiple Choice)

• A.PHR (power headroom report) of UE
• B.Cache status
• C.UE capability level
• D.The wireless environment where the user is located

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