2016年網(wǎng)規(guī)考題筆記

1、——————————————————網(wǎng)絡(luò)規(guī)劃師學(xué)習(xí)筆記———————————————————網(wǎng)絡(luò)規(guī)劃設(shè)計師2009年至2015年考題歸類暨網(wǎng)規(guī)學(xué)習(xí)筆記——————————————————網(wǎng)絡(luò)規(guī)劃師學(xué)習(xí)筆記———————————————————1物理層知識.............................................................................................

2、...................11.1傳輸模式..........................................................................................................11.1.1工作模式.............................................................................

3、.................11.1.2位寬模式..............................................................................................11.1.3調(diào)制模式.........................................................................................

4、.....11.2傳輸指標(biāo).........................................................................................................21.2.1傳輸速率............................................................................................

5、..21.2.2誤碼率和誤位率..................................................................................21.2.3信道帶寬..............................................................................................21.2.4時延...........

6、...........................................................................................21.2.5傳播時延帶寬積..................................................................................31.2.6往返時延........................

7、......................................................................31.3數(shù)字編碼.........................................................................................................31.3.1極性碼............................

8、......................................................................31.3.2歸零碼..................................................................................................31.3.3曼徹斯特編碼...............................

9、.......................................................41.3.44B5B編碼...........................................................................................41.4多路復(fù)用技術(shù)....................................................

10、..............................................41.4.1頻分復(fù)用（FDM）.............................................................................41.4.2時分復(fù)用（TDM）...................................................................

11、..........51.4.3波分復(fù)用（WDM）............................................................................51.5交換方式.........................................................................................................51.5.1

12、電路交換..............................................................................................51.5.2存儲交換..............................................................................................61.5.3廣播..........

13、............................................................................................71.6網(wǎng)絡(luò)線纜.........................................................................................................71.6.1雙絞線......