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单选题Given the two AS path regular expressions：  "65000+ （65001|65002）"  "65000+ （65001|65002）{0，}"  Which AS path matches both expressions？（）A 65000 65001 65002B 65000 65002C 65001 65000D 65001 65002

题目
单选题
Given the two AS path regular expressions：  "65000+ （65001|65002）"  "65000+ （65001|65002）{0，}"  Which AS path matches both expressions？（）
A

65000 65001 65002

B

65000 65002

C

65001 65000

D

65001 65002

参考答案和解析
正确答案： A
解析： 暂无解析
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相似问题和答案

第1题：

Given the following two AS path regular expressions: "65000＋ (65001|65002)" "65000(65001|65002){0,}" Which AS path matches both regular expressions?()

A. 65000 65001 65002

B. 65000 65002

C. 65001 65000

D. 65001 65002


参考答案：B

第2题：

ABGProuterisconfiguredasshownbelow：interfaceethernet0ipaddress10.10.10.1255.255.0.0!intserial0ipaddress172.16.1.1255.255.255.252!routerbgp65001neighbor192.168.1.1remote-as65002Basedontheaboveconfiguration，whichofthefollowingBGPstatementswouldinjectthe10.10.0.0/16prefixintotheBGProutingtable？（）

A.network10.0.0.0

B.network10.10.0.0mask255.255.0.0

C.network10.10.10.1mask255.255.255.255

D.network10.10.10.0mask255.255.255.0

E.network10.0.0.0mask255.255.0.0


参考答案：B

第3题：

Given the regular expression: 64900 . (65400－65410) Which AS Path matches the given regularexpression?()

A. 64900 65000 65500

B. 64900 65402 65409

C. 64900 65000 65300 65410

D. 64900 65402 65405 65409


参考答案：B

第4题：

Given a web application in which the request parameter productID contains a product identifier. Which twoEL expressions evaluate the value of the productID？（）

  • A、${productID}
  • B、${param.productID}
  • C、${params.productID}
  • D、${params.productID[1]}
  • E、${paramValues.productID}
  • F、${paramValues.productID[0]}

正确答案:B,F

第5题：

在脱硅的情况下，迁钢一个酸再生机组再生酸的产量为（）

  • A、65501/h
  • B、62501/h
  • C、65001/h
  • D、75501/h

正确答案:C

第6题：

GiventhetwoASpathregularexpressions:"65000＋(65001|65002)""65000＋(65001|65002){0,}"WhichASpathmatchesbothexpressions?()

A.650006500165002

B.6500065002

C.6500165000

D.6500165002


参考答案：B

第7题：

A problem was reported that the 10.10.10.0/24 prefix was not injected into the local BGP table on a PassGuide router named PG1.The following information is available from this router：PG1 Configuration：router bgp 65001network 10.0.0.0neighbor 172.16.1.1 remote-as65002no auto-summaryRouting table information：show ip route|include 10O10.10.10.0/24[110/11]via192.168.1.1，2d00h，Ethernet0/0Why is this prefix not in the local BGP table of thePG1（）

A.The 172.16.1.1 neighbor is down.

B.The prefix 10.10.10.0/24is not a’connected’route.

C.This route is not a BGP learned route.

D.The network command is wrong.

E.None of the other alternatives apply


参考答案：D

第8题：

Given the following LSP configuration, which statement is true? ()

A. The router will use path1 when it is available and stable.

B. The router will use path3 when it is available and stable.

C. The router will attempt to establish path2 only when path1 and path3 are down.

D. The router will attempt to establish path1 only when path2 and path3 are down.


参考答案：A

第9题：

Which two statements about spanning tree path cost are true？（）

  • A、The path cost can be changed for an interface using the spanning-tree cost command
  • B、The path cost can be changed for an interface using the stp path-cost command
  • C、The SPT default path cost depends on the interface speed
  • D、The STP default path cost is similar for all interface

正确答案:A,C

第10题：

Which two are characteristics of link-state routing protocols?（） (Choose two.)

  • A、Routers choose a best path for a destination based on the SPF algorithm.
  • B、All routers in a given area or level build a consistent database describing the network's topology.
  • C、Routers choose the best path for a destination based on the interface on which they received the link stateadvertisement with the lowest cost.
  • D、All routers in a given area or level forward link state advertisements between interfaces in the same area or level, adding their metric to the link state advertisement's cost information when they forward it.

正确答案:A,B

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