思科认证考试

What are three relevant design considerations when using the 15216 EDFA? （）(Choose three.)A、dispersionB、Optical SNRC、span attenuationD、four wave mixingE、receiver sensitivity

题目

What are three relevant design considerations when using the 15216 EDFA? （）(Choose three.)

  • A、dispersion
  • B、Optical SNR
  • C、span attenuation
  • D、four wave mixing
  • E、receiver sensitivity
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相似问题和答案

第1题：

What are three factors that limit the maximum distance of an amplified optical signal without regeneration? ()(Choose three.)

A. fiber dispersion

B. signal attenuation

C. transmitter power

D. amplifier bandwidth

E. receiver dispersion tolerance


参考答案：A, B, E

第2题：

What three in combination are factors that can cause four－wave mixing in fiber－optic cables? ()(Choose three.)

A. low optical power

B. high optical power

C. few optical channels

D. many optical channels

E. low chromatic dispersion

F. high chromatic dispersion

G. too much power differential in the optical channels


参考答案：B, D, E

第3题：

What are three characteristics of a service tunnel? ()(Choose three.)

A. It is bidirectional.

B. It carries optimized traffic.

C. It can carry traffic using UDP.

D. It is formed only within a community


参考答案：B, C, D

第4题：

What three in combination are factors that can cause four-wave mixing in fiber-optic cables？（）

  • A、 low optical powe
  • B、 high optical power
  • C、 few optical channels
  • D、 many optical channels
  • E、 low chromatic dispersion
  • F、 high chromatic dispersion
  • G、 too much power differential in the optical channels

正确答案:B,D,E

第5题：

What are three relevant design considerations when using the 15216 EDFA? ()(Choose three.)

A. dispersion

B. Optical SNR

C. span attenuation

D. four wave mixing

E. receiver sensitivity


参考答案：B, C, E

第6题：

Whatarethreerelevantdesignconsiderationswhenusingthe15216EDFA?()

A.dispersion

B.OpticalSNR

C.spanattenuation

D.fourwavemixing

E.receiversensitivity


参考答案：B, C, E

第7题：

What is the difference between the transmitted power and the sensitivity of the receiver?()

A. OSNR

B. dispersion

C. attenuation

D. power budget

E. amplifier spacing

F. four wave mixing


参考答案：D

第8题：

What are three key pre－installation／configuration considerations when deploying a WX device?() (Choose three.)

A. cabling

B. community topology

C. requires a license key

D. requires two IP addresses

E. registration server designation


参考答案：A, B, E

第9题：

What are three factors that limit the maximum distance of an amplified optical signal without regeneration? （）(Choose three.)

  • A、fiber dispersion
  • B、signal attenuation
  • C、transmitter power
  • D、amplifier bandwidth
  • E、receiver dispersion tolerance

正确答案:A,B,E

第10题：

What are two important considerations when using 2- or 4-channel 15216 OADMs?（） (Choose two.)

  • A、All "Add" channels require uniform power levels.
  • B、The flexibility of wavelengths per OADM is limited.
  • C、It is easier to balance "Pass-Through" and "Add" channels.
  • D、There is lower pass-through loss using multi-channel OADMs.
  • E、You can extract a single channel without dropping other channels.

正确答案:A,B

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