Question 1

Which of the following are the functions of the RRC layer? (multiple choice)

Options :

A : Switch control

B : System message broadcast

C : Wireless resource management

D : Integrity protection

Answer: A,B,C

Question 2

Which of the following control signalings for uplink PUCCH feedback? (multiple choice)

Options :

A : PMI

B : cQI

C : RI

D : Qos

Answer: A,B,C

Question 3

Regarding the description of TA, which of the following options is wrong?

Options :

A : In the EPS network, the basic unit of location management is the TA list (tracking area List)

B : A TA list includes one or more TAs

C : The purpose of using the TA list is to prevent the UE from frequently initiating the tracking area update (TAU) process

D : The TA list is issued to the UE when the bearer is activated

Answer: D

Question 4

LTE cell search is performed when the mobile phone is turned on and connected to the network, based on the primary synchronization signal and the secondary synchronization signal.

Options :

A : True

B : False

Answer: A

Question 5

Antenna feed adjustment refers to the adjustment of antenna azimuth and downtilt angle. The most commonly used method is to eliminate cross-area coverage, weak coverage, and PCI mode 3 conflicting cells.

Options :

A : True

B : False

Answer: A