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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: LTE Advanced Troubleshooting | 30% | - Coverage, capacity and interference optimization - KPI analysis and problem location - Antenna and feeder system fault analysis - VSWR and PIM related issues - Common fault handling workflow - Interworking issues with 2G/3G networks - eNodeB transmission fault diagnosis |
| Topic 2: LTE Signaling and Protocols | 27% | - Bearer establishment and management - UE attach, TAU and detach procedures - EPS network architecture and interfaces - RRC, PDCP, RLC, MAC layer functions - Intra-LTE and inter-RAT handover procedures - X2AP and S1AP signaling processes |
| Topic 3: eNodeB Reconfiguration and Maintenance | 13% | - Typical scenario configuration adjustment - Routine maintenance and performance monitoring - eNodeB configuration management process - Radio parameter planning and configuration - Transmission and device data configuration |
| Topic 4: LTE Air Interface | 30% | - Frame structure and channel structure for FDD/TDD - OFDMA and SC-FDMA principles - LTE network evolution and 3GPP standards - Physical channels, signals and reference signals - Radio interface protocols and architecture - MIMO and multi-antenna technologies - Cell search, random access and paging procedures |
Which of the following information can be carried by PUSCH channel? (Multiple Choice)
Correct Answer: A,B,C 🗳️
Which of the following application layer protocol is used by the interface S6a between MME and HSS?
Correct Answer: B 🗳️
To support lossless switching on the X2 interface, which of the following information needs to be exchanged between the eNodeB?
Correct Answer: A 🗳️
NAS signaling is exchanged between which of the following two network elements? (Multiple choice)
Correct Answer: C,D 🗳️
In the frequency domain, the synchronization signal occupies the middle 6 RB resources.
Correct Answer: B 🗳️
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