思科认证考试

What kind of packets does OSPF send to keep up connectivity with its neighboring routers?（）A、SPF packetsB、hello packetsC、keepalive packetsD、dead interval packetsE、LSU packets

题目

What kind of packets does OSPF send to keep up connectivity with its neighboring routers?（）

  • A、SPF packets
  • B、hello packets
  • C、keepalive packets
  • D、dead interval packets
  • E、LSU packets
如果没有搜索结果，请直接 联系老师 获取答案。
如果没有搜索结果，请直接 联系老师 获取答案。
相似问题和答案

第1题：

－ ()－ Today’s rate is listed on the board here.

A、What’s the exchange rate today

B、What kind of currency do you want to exchange for

C、What’s the amount you’d like to exchange


参考答案：A

第2题：

What kind of packets does OSPF send to keep up connectivity with its neighboring routers?()

A. SPF packets

B. hello packets

C. keepalive packets

D. dead interval packets

E. LSU packets


参考答案：B

第3题：

A: What does she look like? B:().

A、She likes playing tennis

B、She's slim with long, straight black hair

C、She's very nice and kind


参考答案：B

第4题：

24． What kind of car does the writer's aunt have?

A． A small one．

B． A dear one．

C． An old one．

D． We don't know．


正确答案：A
24.A【解析】从文中第三段最后两句“My aunt Mary has a very small car. Every Sunday, she drives to the country with her husband...”可知答案．

第5题：

In EIGRP, what kind of route information is stored in RAM and maintained by way of hello packets and update packets?()

A. Neighbor Table

B. SRF Table

C. RTP Table

D. Topology Table

E. Query Table

F. Dual Table


参考答案：A, D

第6题：

What information do OSPF hello packets contain?()

A.A

B.B

C.C

D.D

E.E


参考答案：A, C, D

第7题：

What kind of information does a router running a link－state routing protocol need to create and maintain its topological database?()

A. LSAs from other routers

B. Beacons received on point-to-point links

C. hello packets

D. Routing tables received from neighbors

E. SAP packets sent by other routers

F. TTL packets from exclusive routers


参考答案：A, C

第8题：

What kind of people does "secret Santas" in the passage refer to?

(No more than 12 words) (3 marks)


正确答案：

It refers to people who give away anonymous gifts on Christmas

第9题：

What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multiaccess network?()

A.10

B.40

C.30

D.20


参考答案：A

第10题：

What does“meteorological experts”mean in paragraph three?_______

A．predictors

B．witch

C．weatherman

D． a kind of Englishman


正确答案：C
“meteorological experts”为“气象专家”，所以C正确。

更多相关问题
相关内容