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In handover based on frequency priority, event A1 is used to stop inter-frequency measurement.

A.

True

B.

False

Which of the following information cannot be carried by PUSCH?

A.

Transport format

B.

CQI

C.

HARQ feedback

D.

RRC signaling

Which of the following are NAS EMM? (multiple choice)

A.

Atach

B.

Tracking area update

C.

Authentication

D.

EPS bearer setup

Which of the following channels can change the modulation mode during the scheduling process? (multiple choice)

A.

PDSCH

B.

PDCCH

C.

PHICH

D.

PUSCH

E.

PUCCH

What are the types of switching according to the trigger reason? (multiple choice)

A.

Overlay-based handover

B.

Load-based handover

C.

Business-based handover

D.

Handover based on UE moving speed

Which of the following options are steps in the DCI encoding process? (multiple choice)

A.

Information unit multiplexing

B.

CRC addition

C.

Channel coding

D.

Rate matching

E.

Code block cascade

Which of the following factors can produce weak coverage? (multiple choice)

A.

Closed place

B.

The distance between stations is too large

C.

Unreasonable power allocation

D.

overpass

Among the following random access scenarios, which are the contention-based scenarios? (multiple choice)

A.

Initial access in idle mode

B.

RRC reestablishment after the out-of-synchronization of the wireless link

C.

Switch to a new cell

D.

Uplink out-of-synchronization state requires downlink data transmission

E.

Upstream out-of-synchronization status requires upstream data transmission