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?（）A. fiber lossB. OSNR levelC. post amplificationD. index of reflectionE. index of refractionF. power post amplification budget
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?（）
A. fiber loss
B. OSNR level
C. post amplification
D. index of reflection
E. index of refraction
F. power post amplification budget
相关考题：
在标准灯光(Standand Lights)的强度／颜色／衰减(Intensity／Color／Attenuation Rollout)卷展栏中,提供了多少种衰减类型?( ) A、2B、3C、4D、5
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?() A.0 ps/nmB.340 ps/nmC.200 ps/nmD.3400 ps/nmE.More information is needed.
Whatisthephenomenoncalledwheredifferentwavelengthsoflighttravelatdifferentspeeds?() A.OSNRB.dispersionC.lightskewD.attenuation
What is the phenomenon called where different wavelengths of light travel at different speeds?() A.OSNRB.dispersionC.light skewD.attenuation
A whipping on a fiber line ______．A.keeps the ends from frayingB.strengthens itC.protects your handsD.becomes part of a splice
What is the phenomenon called where different wavelengths of light travel at different speeds？（）A、 OSNRB、 dispersionC、 light skewD、 attenuation
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？ （）A、 0 ps/nmB、 340 ps/nmC、 200 ps/nmD、 3400 ps/nmE、 More information is needed.
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？（）A、 fiber lossB、 OSNR levelC、 post amplificationD、 index of reflectionE、 index of refractionF、 power post amplification budget
By how much is a signal’s strength reduced when the signal passes through an object thatintroduces 3 dB of attenuation？（）A、1/6B、1/4C、1/3D、1/2
单选题A long splice in a line（）.Ais used in running riggingBdoubles the size of the lineCis only used on fiber ropeDis very weak
单选题What approximates the signal attenuation of a plasterboard wall？（）ACrowd of peopleBOffice windowCMetal doorDBrick wall
单选题What is the phenomenon called where different wavelengths of light travel at different speeds？（）A OSNRB dispersionC light skewD attenuation
单选题A whipping on a fiber line（）.Akeeps the ends from frayingBstrengthens itCprotects your handsDbecomes part of a splice
单选题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？ （）A 0 ps/nmB 340 ps/nmC 200 ps/nmD 3400 ps/nmE More information is needed.
单选题在标准灯光（Standand Lights）的强度/颜色/衰减（Intensity/Color/Attenuation Rollout）卷展栏中，提供了多少种衰减类型？（）A2B3C4D5
单选题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?（）Afiber lossBOSNR levelCpost amplificationDindex of reflectionEindex of refractionFpower post amplification budget
单选题Which tool is used to open the strands of fiber lines when making an eye splice?（）ABelaying spikeBFidCHeaverDPricker
多选题What are two objectives of a pre-site survey walkthrough？ （）AIdentify potential problem areasBDefine intended coverage areasCAccess compliance with local building codesDDetermine the final location of APs and antennasEIdentify sources of RF signal attenuation and RF interference
单选题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？（）A fiber lossB OSNR levelC post amplificationD index of reflectionE index of refractionF power post amplification budget