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質問 1：
Where is integrity protection applied?
A. RRC signaling and user data
B. RRC signaling
C. User Data
正解：B
質問 2：
When the UE establishing an RRC connection, the UE is in an RRC_CONNECTED state, and what is the correct description of the state? (Multiple Choice)
A. can transfer data
B. Receive Paging and SI
C. There is RRC Contextual Information (C-RNTI)
D. Cell reselection
正解：A,C
質問 3：
Which of the following are the major features of eNodeB? (Multiple choice)
A. Power System
B. baseband transmission module
C. RF system
D. Exchange system
E. Antenna system
正解：A,B,C,E
質問 4：
Which of the following are the functions of S1AP agreement? (Multiple Choice)
A. paging
B. NAS signaling transmission
C. mobility management
D. Load management
E. E-RAB management
正解：A,B,C,E
質問 5：
PS domain evolution to the EPC, control surface with the user plane separation for MME and SGW is in 3 GPP which version?
A. R8
B. R7
C. R5
D. R6
正解：A
Where is integrity protection applied?
A. RRC signaling and user data
B. RRC signaling
C. User Data
正解：B
質問 2：
When the UE establishing an RRC connection, the UE is in an RRC_CONNECTED state, and what is the correct description of the state? (Multiple Choice)
A. can transfer data
B. Receive Paging and SI
C. There is RRC Contextual Information (C-RNTI)
D. Cell reselection
正解：A,C
質問 3：
Which of the following are the major features of eNodeB? (Multiple choice)
A. Power System
B. baseband transmission module
C. RF system
D. Exchange system
E. Antenna system
正解：A,B,C,E
質問 4：
Which of the following are the functions of S1AP agreement? (Multiple Choice)
A. paging
B. NAS signaling transmission
C. mobility management
D. Load management
E. E-RAB management
正解：A,B,C,E
質問 5：
PS domain evolution to the EPC, control surface with the user plane separation for MME and SGW is in 3 GPP which version?
A. R8
B. R7
C. R5
D. R6
正解：A
伊藤** -
この一冊に絞ってもいいと思います。試験内容をしっかりまとめられています。H31-421参考書として、頼れる1冊です。