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
Click the Exhibit button. The exhibit shows a 15454/15216 DWDM system and alarm indications. What are two possible sources of trouble shown in the system?()
Which timing mode is appropriate for an SDH NE that is adjacent to an SDH NE Bits-1 timing? ()
Which two can be transported in one AU-4? ()
The dispersion of a non-zero dispersion shifted fiber is 6 ps/nm*km at 1550 nm and 10 ps/nm*km at 1610 nm. What is the minimum dispersion compensation required if an L-Band DWDM signal travels through 200 km of fiber and has a dispersion tolerance of 1800 ps/nm?()
Which is a legitimate bandwidth matched pair?()
In order to avoid misconnections due to a failed node in an MS-SPRing, Alarm Indication Signals (AISs) are sent on every channel normally terminating in that node. What is the name of this process?()
What are two important considerations when using 2- or 4-channel 15216 OADMs?()
On an ONS 15454 node you can tunnel a(n) ().
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?()
For lasers with tightly controlled wavelengths, approximately how far apart are the centers of adjacent wavelengths when 100 GHz spacing is used in a DWDM system? ()