ECP-383Ericsson Certified Associate - Radio Network Optimization
62 Questions and Answers Experienced specialists selected 62 questions for this exam. All answers are verified to ensure correctness.
Last Updated Apr 23, 2024 Ace your exams with our consistently updated ECP-383 exam dumps.
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ECP-383 Online Practice Questions and Answers
Which statement describes uplink Discontinuous Transmission (DTX)?
A. DTX is a method of saving battery power for the BTS by turning off the transmitter while "voice" is not present.
B. DTX is a method of saving battery power for the MSC by turning off the transcoder while "voice" is not present.
C. DTX is a method of saving battery power for the BSC by turning off the transcoder while "voice" is not present.
D. DTX is a method of saving battery power for the MS by turning off the transmitter while "voice" is not present.
Why is synchronized operation used in LTE TDD base stations?
A. to allow downlink MIMO to be used
B. to allow handovers to LTE FDD carriers
C. to achieve good RACH timing accuracy
D. to reduce interference between uplink and downlink
Which two statements are true about 64 QAM modulation in the downlink direction? (Choose two.)
A. The usage of 64 QAM is not dependent on radio channel quality.
B. The usage of 64 QAM is UE dependent.
C. The spectral efficiency of 64 QAM is higher than QPSK in strong radio conditions.
D. The spectral efficiency of 64 QAM is lower than QPSK in strong radio conditions.
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