The DWSS20 board supports grooming of 20-degree optical signals.
A. TRUE
B. FALSE
正解:B
解説: (Pass4Test メンバーにのみ表示されます)
質問 2:
When a GE service is encapsulated into an OTN frame structure and an SDH frame structure, the alarms reported by client-side devices are different.
A. TRUE
B. FALSE
正解:B
解説: (Pass4Test メンバーにのみ表示されます)
質問 3:
The OTUk_LOM alarm is generated when the out of multiframe (OOM) state lasts for 3 ms.
A. TRUE
B. False
正解:A
解説: (Pass4Test メンバーにのみ表示されます)
質問 4:
Which of the following statements about user side interfaces and network-side interfaces of E-Line services are true?
A. User-side interfaces are NNIs, and network-side interfaces are UNIs.
B. User-side interfaces are UNIs, and network-side interfaces are NNIs.
C. User-side interfaces are Layer 2 ports, and network-side interfaces are Layer 3 ports.
D. User-side Interfaces are Layer 3 ports, and network side Interfaces are Layer 7 ports.
正解:B,C
解説: (Pass4Test メンバーにのみ表示されます)
質問 5:
Wavelength division multiplexing (WDM) refers to a technology that transmits optical signals at____over one optical fiber. (Enter only lowercase letters.)
正解:
Difference
質問 6:
Which of the following statements about the TMB1AST2 board are true?
A. When the board is working with a DFIU03/DFIU04 board, the OSC optical port must be configured with an optical module that supports the 1511 nm wavelength.
B. The TMB1AST2 board supports the IEEE 1588v2 clock processing and OTDR functions.
C. When the board is working with a DSFIU01/DSFIU02 board, the TM1/RM1 optical port must be configured with an optical module that supports the 1511 nm wavelength, and the TM2/RM2 optical port must be configured with an optical module that supports the 1491 nm wavelength.
D. The TM1 optical port must be connected to the TMI1 optical port.
正解:A,B,C,D
解説: (Pass4Test メンバーにのみ表示されます)
質問 7:
Which of the following are basic principles for locating a WDM system fault? (Choose all that apply.)
A. You should check for external faults before internal faults.
B. You should check single-wavelength services before multi-wavelength services.
C. You should check networks before NEs.
D. You should check bidirectional transmission before unidirectional transmission.
正解:A,B,C
解説: (Pass4Test メンバーにのみ表示されます)
質問 8:
Lower ground resistance indicates better grounding, that is, faster conduction of current to the ground.
A. TRUE
B. FALSE
正解:A
解説: (Pass4Test メンバーにのみ表示されます)
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Reiyona -
H31-341_V2.5ソフトバージョンをダウンロードできるのも非常にありがたいです。これだけ内容が充実しているのにこの安さは正直驚きです。