1.

In the TDD-LTE, what is the DL/UL switching cycle? (Multiple choice)

2. Which of the following NE does LTE systems IMS service data transmission have nothing to do with?

3. In Normal CP, 1 frame contains 144 symbols.

4. You need to avoid interference (IAI) between the antennas to implement MIMO technology.

5. The following description about proprietary load bearing, which is correct? (Multiple choice)

6. New LTE site commissioning LICENSE can make all sites share with the same DAT file. It can apply new commissioning LICENSE after the expiration.

7. In EPS, the attached requested APN can only be UE's signing data APN.

8. When the dual-mode share clock, which of the following MML parameter configuration specifies the reference clock source?

9. ECGI is composed by MCC, MNC and ECI.

10. LTE test terminals E323s can make dial testing on E-band sites.

11. For E-UTRAN internal handover type, if the MME is changed, may be switched by interface based on X2, it may also use port based on S1 to switch.

12. Which of the following radio bearer is used to carry RRC messages and mapped to the CCCH?

13. MBMS (Multimedia Broadcast Multicast Service) is a point to multipoint broadcast service, the typical business applications such as mobile TV.

14. Which of the following does belong to the control channel? (Multiple choice)

15. The MTU value setting problem can cause SCTPLNK fault.

16. To improve adjacent frequency coexistence system's system performance, suppress coexistence interference; from RF point of view, which of the following aspects should be considered? (Multiple choice)

17. In LTE network, what should the normal value of RSSI be when 20M CELL zero load?

18. In the following types of handover, which of the followings need the core network to participate? (Multiple choice)

19. About the statement on the LTE system A3 event, Which of the followings are correct? (Multiple choice)

20. Using RRU3151e-fae to open dual-mode site, you can configure three bands on ENodeB.