ECP-383 무료 덤프문제 온라인 액세스

What are two benefits of using VoLTE for speech calls? (Choose two.)

• A.VoLTE allows the end user to remain connected to the 4G network while on a voice call.
• B.VoLTE maintains circuit switched functionality in a 4G network.
• C.VoLTE provides the ability to refarm legacy spectrum for newer technologies.
• D.VoLTE provides a dedicated spectral channel for voice that is physically separated from other packet services.

Using a cell optimization tool, you detect a sector that takes a large amount of traffic from a distant location that is covered by other sites and is also outside of the coverage predicted for this sector.
Which physical optimization action should you perform first In this situation?

• A.Downtilt the antenna and verify the result.
• B.Increase the transmit power and verify the result.
• C.Increase the antenna height and verify the result.
• D.Install TMA and verify the result.

Which statement is correct about network slicing?

• A.Network slicing is a movement of network functions between aggregation layers to meet performance requirements for specific use cases.
• B.Network slicking is a splitting of end users between competing operators in small population markets.
• C.Network slicing is a customized division of a cellular network designed to allow end users to control allocation of network resources between themselves.
• D.Network slicing is a separation of network architecture between vendors in a multivendor network.

Why is synchronized operation used in LTE TDD base stations?

• A.to allow handovers to LTE FDD carriers
• B.to achieve good RACH timing accuracy
• C.to reduce interference between uplink and downlink
• D.to allow downlink MIMO to be used

What is a benefit of Remote Radio Unit (RRU) deployment compared to a standard Radio Unit (RU) deployment?

• A.RRU consumes less power.
• B.RRU has lower feeder loss.
• C.RRU provides easier deployment and maintenance.
• D.RRU provides for easier legalization of the equipment.