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質問 1：
The refractive index of the core n1 () and the refractive index of the cladding n2 are necessary conditions for the transmission of optical signals in optical fibers.
A. Greater than
B. less than
C. Equal to
正解：A
質問 2：
Which of the following options are considered to be deficiencies of OTN? (Multiple choice)
A. Bandwidth adjustment is not flexible
B. Latency is not low enough
C. Insufficient flexibility, the minimum pipe is ODUO 1.25G
D. Insufficient resource utilization
E. OAM function is not strong
正解：A,B,C,D
質問 3：
EPL service uses the bandwidth on the line exclusively, which is very safe. It is suitable for dedicated line applications for VIP customers.
A. False
B. True
正解：B
質問 4：
Which of the following logic function modules involve processing clock signals? (Multiple choice)
正解：
解説: (Pass4Test メンバーにのみ表示されます)
質問 5：
For the 192.3THZ wavelength OTU board, which port of M40 is its output connected to?
A. 40
B. 3
C. 38
D. 2
正解：C
質問 6：
Full-duplex means that data can be sent and received simultaneously without interfering with each other.
A. False
B. True
正解：B
質問 7：
GFP-F is a packet data (PDU) oriented processing mode. It encapsulates the entire packet data into the GFP payload information area, does not make any changes to the encapsulated data, and decides whether to add a payload area detection domain based on needs.
A. False
B. True
正解：A
質問 8：
Which of the following options does the 802.1Q tag header contain? (Multiple choice)
A. TCI
B. FCS
C. Type
D. TPID
正解：A,D
質問 9：
MSTP equipment not only has the protection, recovery, OAM and other functions of SDH equipment, but also adds a service board that provides multi-service access.
A. TRUE
B. FALSE
正解：A
The refractive index of the core n1 () and the refractive index of the cladding n2 are necessary conditions for the transmission of optical signals in optical fibers.
A. Greater than
B. less than
C. Equal to
正解：A
質問 2：
Which of the following options are considered to be deficiencies of OTN? (Multiple choice)
A. Bandwidth adjustment is not flexible
B. Latency is not low enough
C. Insufficient flexibility, the minimum pipe is ODUO 1.25G
D. Insufficient resource utilization
E. OAM function is not strong
正解：A,B,C,D
質問 3：
EPL service uses the bandwidth on the line exclusively, which is very safe. It is suitable for dedicated line applications for VIP customers.
A. False
B. True
正解：B
質問 4：
Which of the following logic function modules involve processing clock signals? (Multiple choice)
正解：
解説: (Pass4Test メンバーにのみ表示されます)
質問 5：
For the 192.3THZ wavelength OTU board, which port of M40 is its output connected to?
A. 40
B. 3
C. 38
D. 2
正解：C
質問 6：
Full-duplex means that data can be sent and received simultaneously without interfering with each other.
A. False
B. True
正解：B
質問 7：
GFP-F is a packet data (PDU) oriented processing mode. It encapsulates the entire packet data into the GFP payload information area, does not make any changes to the encapsulated data, and decides whether to add a payload area detection domain based on needs.
A. False
B. True
正解：A
質問 8：
Which of the following options does the 802.1Q tag header contain? (Multiple choice)
A. TCI
B. FCS
C. Type
D. TPID
正解：A,D
質問 9：
MSTP equipment not only has the protection, recovery, OAM and other functions of SDH equipment, but also adds a service board that provides multi-service access.
A. TRUE
B. FALSE
正解：A
木嶋** -
H31-311_V2.5初心者ですが、この問題集を読んで基礎を理解することができました。試験には受かりそうです。