Free Huawei H31-421-ENU Exam Dumps Questions & Answers

U2000 can provide some performance monitoring function. If you want to monitor a user's MCS, which of the following performance monitoring function can be used?

• A.  User Performance Monitoring
• B.  RRU Performance Monitoring
• C.  Cell Performance Monitoring
• D.  Transmission Performance Monitoring

PUCCH channel's resource block is in the middle of the uplink band.

• A.  TRUE
• B.  FALSE

The eNodeB adopts the master board cold backup function, that is, two UMPT/LMPT boards are configured in the BBU3900, and the two UMPT/LMPT boards are in active/standby relation. When a major UMPT/LMPT board serious fails, the system automatically triggers the active/standby switchover.

• A.  True
• B.  False

About the format of the LTE random access preamble, which of the following statement is correct? (Multiple Choice)

• A.  Format 4 can only be used for TDD cells
• B.  Format 0-3 can be used for both FDD cells and TDD cells
• C.  Format 0-3 can only be used for FDD cells
• D.  Format 4 can only be used for FDD cells

Which of the following board does belong to the BBU transmission system? (Multiple choice)

• A.  LBBP
• B.  UPEU/UEIU
• C.  LMPT/UMPT
• D.  UTRP