How many ms are the dispatching cycle of MIB?
A . 10
B . 20
C . 30
D . 40
Answer: D
To solve the problem of deep coverage, what are the following measures that are not advisable for LTE?
To solve the problem of deep coverage, what are the following measures that are not advisable for LTE?
A . Increase the bandwidth of the LTE system
B . Reduce LTE working frequency and adopt low frequency band networking
C . Adopt layered networking
D . Adopt new equipment such as home base stations
Answer: A
In the LTE system, which of the following criteria is the cell selection?
In the LTE system, which of the following criteria is the cell selection?
A . Srxlev > 0
B . Squal > 0
C . Srxlev > 0, and Squal > 0
D . Srxlev > 0 Or Squal > 0
Answer: C
When the X2 switchover cannot be performed between the eNodeBs, the S1 switchover is performed.
When the X2 switchover cannot be performed between the eNodeBs, the S1 switchover is performed.
A . True
B . False
Answer: A
In LTE, what is the correlation between a ZC sequence and any cyclic shift (CS) of the same sequence?
In LTE, what is the correlation between a ZC sequence and any cyclic shift (CS) of the same sequence?
A . -1
B . 0
C . 1
D . 2
Answer: B
PDSCH bears DL-SCH and PCH information.
PDSCH bears DL-SCH and PCH information.
A . True
B . False
Answer: A
Which channel is mainly used to transmit user data in the LTE system?
Which channel is mainly used to transmit user data in the LTE system?
A . Dedicated channel
B . Common channel
C . Shared channel
D . Signaling channel
Answer: C
Which of the following statements is true during the establishment of an SCTP connection between an MME and an eNB? (Multiple Choice)
Which of the following statements is true during the establishment of an SCTP connection between an MME and an eNB? (Multiple Choice)
A . A separate stream identifier pair should be reserved, uniquely used for S1AP basic procedures -sending non-UE related signals
B . At least one pair of stream identifiers should be reserved, uniquely used for S1AP basic procedures – when sending ue-related signals, several pairs will be reserved
C . The SCTP connection establishment request is initiated by the MM
E . Sending a separate UE related signal requires an SCTP stream, and the flow is not allowed to change during the process of the UE signal connection.
Answer: ABD
In which message is the voice capability of the VoLTE terminal reported to the MME?
In which message is the voice capability of the VoLTE terminal reported to the MME?
A . Attach Request
B . UE Capability Information Indication
C . Initial Context Setup Response
D . Attach Complete
Answer: A
Which of the following options is not the cause of the ERAB abnormal release?
Which of the following options is not the cause of the ERAB abnormal release?
A . The UE inactivity timer expires and enters the Idle state.
B . Cell congestion
C . Wireless link failure
D . Transport layer failure
Answer: A