According to the passage, Indians ______.
A.only sing songs in Hollywood
B.are no longer fond of music
C.only sing and dance in villages
D.don't sing much nowadays
第1题
A. dispersion
B. Optical SNR
C. span attenuation
D. four wave mixing
E. receiver sensitivity
第2题
A.AgentRouting
B.HistoricalReporting
C.ConditionalRouting
D.PrioritizedQueueing
E.AgentQueueing
第3题
A.0ps/nm
B.340ps/nm
C.200ps/nm
D.3400ps/nm
E.Moreinformationisneeded.
第4题
A. the K1 SONET byte; the K2 SONET byte
B. the K2 SONET byte;the K1 SONET byte
C. transmitter switching;receiver detection
D. Line Overhead bytes;Path Overhead bytes
E. Path Overhead bytes;Line Overhead bytes
第5题
A.TheglasscoreisdopedwithanErbiuminperiodicsegmentsofthefiber.
B.Layersofhighindex?andlowindex?materialaredepositedonaglasssubstrate.
C.Thinlayersofsilicaglassareplacedontowaferstoproduceaprism-likeeffect.
D.Fiberisetchedwithanultravioletlaserthatispreciselyspacedforspecificwavelengthfiltering.
第6题
A.supervisoryrecording
B.WrapUptimer
C.sendinge-mails
D.keystrokemacros
E.textchat
第7题
A.textchat
B.LogOut/NotReadyreasoncodes
C.WrapUpState
D.WrapUptimer
E.competency-basedrouting
第8题
A.offsettheOADMlossatsiteB
B.overcomethehighmultiplexerlossatsiteA
C.amplifysignallevelsafterthehighlossthroughFiberSpan1
D.adjustaddchannelsatsiteBtobeatthesamelevelasthepassthroughchannels
E.ensurethattheperchannelpowerishigherthantheminimumneededforthepost-ampatSiteB
第9题
A. SDH circuit over a SONET network delivering it as an SDH signal
B. SDH circuit over a SONET network delivering it as a SONET signal
C. SONET circuit over an SDH network delivering it as an SDH signal
D. SONET circuit over an SDH network delivering it as a SONET signal
第10题
A.IPCCExpressStandard
B.IPCCExpressEnhanced
C.IPCCExpressPremium
D.IPCCEnterprise
E.IPIVR
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