宽带ip网络-阶段作业三BroadbandIPnetworkphasejobthree

1、宽带ip网络-阶段作业三（broadband ip network phase job three）first, determine the title (a total of 10 small questions, a total of 50 points)(error) atm uses general time division multiplexing.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: a; standard a

2、nswer: b;score: 0 test scores: 5prompt:error control and flow control for block by link in atm networks are required.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:(error) a vc link is equiv

3、alent to a vpc.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: a;score: 0 test scores: 5prompt:vp exchanges cannot be performed separately.correcterrorknowledge points: fifth chapter, broadband ip network transmission techn

4、ologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:the vc exchange can be done separately.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:(error) dwdm optical network la

5、yer structure of ip over in the atm layer is required.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: a; standard answer: b;score: 0 test scores: 5prompt:switching devices are included in the sdh network.correcterrorknowledge points: fifth cha

6、pter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:sdh has a worldwide standard for uniform digital signal speed and frame construction.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent

7、answer: a; standard answer: a;score: 5 test scores: 5prompt:the rate of stm-4 is 4 times the rate of stm-1.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: a; standard answer: a;score: 5 test scores: 5prompt:(error) two fiber bidirectional chan

8、nel switching ring can only be protected by 1+1.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: a; standard answer: b;score: 0 test scores: 5prompt:two, single choice (a total of 10 items, a total of 50 points)stm-16 has a frame cycle ofknowle

9、dge points: fifth chapter, broadband ip network transmission technologystudent answer: a; standard answer: a;score: 5 test scores: 5prompt:the reuse of sdh is adoptedsynchronous multiplexing and bit by bit interpolationsynchronous multiplexing, by byte interpolationasynchronous multiplexing and bit

10、by bit interpolationasynchronous multiplexing, by byte interpolationknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:the frame format used for ip over dwdm transmission can besdh frame formatge ethernet f

11、rame formatpdh frame formatsdh frame format or ge ethernet frame formatknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: d; standard answer: d;score: 5 test scores: 5prompt:the backbone of several backbone transmission technologies is the highestip over atm

12、ip over sdhip over dwdmip, over, atm, and ip over sdhknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: c; standard answer: c;score: 5 test scores: 5prompt:a physical link can be divided into224 vc228 vc28-212 vc224-228 vcknowledge points: fifth chapter, bro

13、adband ip network transmission technologystudent answer: d; standard answer: d;score: 5 test scores: 5prompt:a vp can be divided into28 vc212 vc28212 vc216 vcknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: d; standard answer: d;score: 5 test scores: 5prom

14、pt:a physical link can be divided into28 vp212 vp28212 vp216 vpknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: c; standard answer: c;score: 5 test scores: 5prompt:(error) passing through vp switching over a atm networkthe vpi value changes, and the vci va

15、lue remains unchangedboth the vpi value and the vci value changethe vci value changes, and the vpi value remains unchangedboth the vpi value and the vci value are unchangedknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: c; standard answer: a;score: 0 test

16、 scores: 5prompt:in atm networks, via vc switchingthe vpi value changes, and the vci value remains unchangedboth the vpi value and the vci value changethe vci value changes, and the vpi value remains unchangedboth the vpi value and the vci value are unchangedknowledge points: fifth chapter, broadban

17、d ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:the number of bytes in a frame of stm-4 isnine hundred and seventyninety-two thousand seven hundred and fourninety-two thousand six hundred and fourteennine hundred and twenty-seven thousand and s

18、ixteenknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:first, determine the title (a total of 10 small questions, a total of 50 points)atm uses general time division multiplexing.correcterrorknowledge poi

19、nts: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:(error) a vcc is linked by a multi segment vc link and each vc link has its own vci.correcterrorknowledge points: fifth chapter, broadband ip network transmission techn

20、ologystudent answer: b; standard answer: a;score: 0 test scores: 5prompt:(error) the head transformation is the transformation of the vpi/vci value of the cellcorrecterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: a;score: 0 test

21、scores: 5prompt:atm network mainly adopts pdh based transmission mode.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:the atm protocol reference model consists of three planes, the user plane

22、, the control plane and the management plane.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: a; standard answer: a;score: 5 test scores: 5prompt:vp exchanges cannot be performed separately.correcterrorknowledge points: fifth chapter, broadband

23、 ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:dwdm optical network layer structure of ip over in the atm layer is required.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard ans

24、wer: b;score: 5 test scores: 5prompt:(error) the location of the first byte of the information payload in the sdh frame is fixed.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: a; standard answer: b;score: 0 test scores: 5prompt:the snap in po

25、inter (au-ptr) region is used to store bytes used by network operations, management, and maintenance (oam).correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:self healing is automatically repair

26、ed when a network fails.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:two, single choice (a total of 10 items, a total of 50 points)stm-16 has a frame cycle ofknowledge points: fifth chapte

27、r, broadband ip network transmission technologystudent answer: a; standard answer: a;score: 5 test scores: 5prompt:the reuse of sdh is adoptedsynchronous multiplexing and bit by bit interpolationsynchronous multiplexing, by byte interpolationasynchronous multiplexing and bit by bit interpolationasyn

28、chronous multiplexing, by byte interpolationknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:(error) a self-healing ring that can be used in the form of 1:1 protectiontwo fiber unidirectional channel swit

29、ching ringtwo fiber bidirectional channel switching ringtwo fiber unidirectional multiplex section switching ringtwo fiber bidirectional channel switching ring and two fiber unidirectional multiplex section switching ringknowledge points: fifth chapter, broadband ip network transmission technologyst

30、udent answer: c; standard answer: d;score: 0 test scores: 5prompt:(error) can be used to protect the self-healing ring 1 + 1two fiber unidirectional channel switching ringtwo fiber bidirectional channel switching ringtwo fiber unidirectional multiplex section switching ringtwo fiber unidirectional c

31、hannel switching ring and two fiber bidirectional channel switching ringknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: c; standard answer: d;score: 0 test scores: 5prompt:the frame format used for ip over dwdm transmission can besdh frame formatge ethern

32、et frame formatpdh frame formatsdh frame format or ge ethernet frame formatknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: d; standard answer: d;score: 5 test scores: 5prompt:the backbone of several backbone transmission technologies is the most efficient

33、ip over atmip over sdhip over dwdmip, over, atm, and ip over sdhknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: c; standard answer: c;score: 5 test scores: 5prompt:among several backbone transmission technologies, the architecture is most complexip over a

34、tmip over sdhip over dwdmip, over, atm, and ip over sdhknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: a; standard answer: a;score: 5 test scores: 5prompt:a physical link can be divided into224 vc228 vc28-212 vc224-228 vcknowledge points: fifth chapter, b

35、roadband ip network transmission technologystudent answer: d; standard answer: d;score: 5 test scores: 5prompt:a vp can be divided into28 vc212 vc28212 vc216 vcknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: d; standard answer: d;score: 5 test scores: 5pr

36、ompt:in atm networks, via vp switchingthe vpi value changes, and the vci value remains unchangedboth the vpi value and the vci value changethe vci value changes, and the vpi value remains unchangedboth the vpi value and the vci value are unchangedknowledge points: fifth chapter, broadband ip network

37、 transmission technologystudent answer: a; standard answer: a;score: 5 test scores: 5prompt:first, determine the title (a total of 10 small questions, a total of 50 points)statistical time division multiplexing (tdm) is the location of different signals on the line.correcterrorknowledge points: fift

38、h chapter, broadband ip network transmission technologystudent answer: a; standard answer: a;score: 5 test scores: 5prompt:a vpc is connected by a multi segment vp link and each vp link has its own vpi value.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystu

39、dent answer: a; standard answer: a;score: 5 test scores: 5prompt:atm network mainly adopts pdh based transmission mode.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:vp exchanges cannot be p

40、erformed separately.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:the vc exchange can be done separately.correcterrorknowledge points: fifth chapter, broadband ip network transmission techn

41、ologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:sdh is not compatible with the existing pdh network.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:(error) sdh is all

42、 fiber optic transmission.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: a; standard answer: b;score: 0 test scores: 5prompt:the rate of stm-4 is 4 times the rate of stm-1.correcterrorknowledge points: fifth chapter, broadband ip network tran

43、smission technologystudent answer: a; standard answer: a;score: 5 test scores: 5prompt:the digital cross connect device (dxc) implements dynamic connections between branches.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b

44、;score: 5 test scores: 5prompt:self healing is automatically repaired when a network fails.correcterrorknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:two, single choice (a total of 10 items, a total of

45、50 points)the reuse of sdh is adoptedsynchronous multiplexing and bit by bit interpolationsynchronous multiplexing, by byte interpolationasynchronous multiplexing and bit by bit interpolationasynchronous multiplexing, by byte interpolationknowledge points: fifth chapter, broadband ip network transmi

46、ssion technologystudent answer: b; standard answer: b;score: 5 test scores: 5prompt:there is a self-healing ring that can be protected by 1:1two fiber unidirectional channel switching ringtwo fiber bidirectional channel switching ringtwo fiber unidirectional multiplex section switching ringtwo fiber

47、 bidirectional channel switching ring and two fiber unidirectional multiplex section switching ringknowledge points: fifth chapter, broadband ip network transmission technologystudent answer: d; standard answer: d;score: 5 test scores: 5prompt:the self-healing ring using the aps protocol is availabl

48、etwo fiber unidirectional channel switching ringtwo fiber bidirectional channel switching ring (1:1 mode)two fiber bidirectional multiplex section switching ringtwo fiber bidirectional channel switching ring (1:1 mode) and two fiber bidirectional multiplex section switching ringknowledge points: fif

49、th chapter, broadband ip network transmission technologystudent answer: d; standard answer: d;score: 5 test scores: 5prompt:the frame format used for ip over dwdm transmission can besdh frame formatge ethernet frame formatpdh frame formatsdh frame format or ge ethernet frame formatknowledge points:

50、fifth chapter, broadband ip network transmission technologystudent answer: d; standard answer: d;score: 5 test scores: 5prompt:the backbone of several backbone transmission technologies is the most efficientip over atmip over sdhip over dwdmip, over, atm, and ip over sdhknowledge points: fifth chapter, broadband ip network transmission technologyst