A. dispersion
B. Optical SNR
C. span attenuation
D. four wave mixing
E. receiver sensitivity
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A. 0 mW
B. 1 mW
C. 10 mW
D. 1.5 mW
A. lower cost
B. higher chirp
C. easier to manufacture
D. higher dispersion tolerance
E. higher optical signal-to-noise ratio
A. OSNR
B. dispersion
C. light skew
D. attenuation
A. amplifier
B. attenuator
C. regenerator
D. light emitter
E. optical switch
F. optical receiver
G. fiber-optic cable
A. OSNR
B. dispersion
C. attenuation
D. power budget
E. amplifier spacing
F. four wave mixing
最新試題
What is the phenomenon called where different wavelengths of light travel at different speeds？（）
Click the Exhibit button. Within an ONS 15454， you are provisioning a circuit on an unprotected SNCP ring. In the exhibit， which two must you configure？（）
What three in combination are factors that can cause four-wave mixing in fiber-optic cables？（）
If the dispersion of a given fiber is 17ps/nm*km at 1550 nm and zero at 1310 nm， then what is the accumulated dispersion of an ITU wavelength after it travels 200 km？ （）
What protection method is used in 4F MS-SPRing networks？（）
Click the Exhibit button. Which type of multiplexer is shown in the exhibit？（）
Given the formula： （Fiber Attenuation * Km） + （Splice Attenuation * # of Splices） + （Connector Attenuation * # of Connectors） + （Optical Fiber or OADM） + Buffer（Fiber aging）） With regard to SONET/SDH optical calculations， what will the given formula provide？（）
Click the Exhibit button. What is the maximum allowable loss budget between the ONS 15216 Mux （left side） composite output and the ONS 15216 Demux （right side） composite input， with the optical values given in the exhibit？ （Assume the worst case loss of 4.5 dB for 15216 200 GHz Mux/Demux and ignore power penalties or extra margin.） （）
What are two important considerations when using 2- or 4-channel 15216 OADMs？（）
On an ONS 15454 node you can tunnel a（n） （）.