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提问人：网友liqi8889 发布时间：2022-01-07

[单选题]

A ____ can connect two LANs, a LAN and a WAN, or two WANs.

A.repeater

B.bridge

C.switch

D.router

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· 有3位网友选择 C，占比37.5%
· 有3位网友选择 A，占比37.5%
· 有1位网友选择 B，占比12.5%
· 有1位网友选择 D，占比12.5%

ABCD

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更多“A ____ can connect two LANs, a LAN and a WAN, or two WANs.”相关的问题

第1题

We can connect two inductors L1 and L2 in series to get a larger inductor. Compare the total inductance L with L1 + L2, which statement is true？

A、L ＞ L1 + L2

B、L = L1 + L2

C、L ＜ L1 + L2

D、All the 3 results are possible

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第2题

● Networks can be interconnected by different devices. In the physical layer，networks can

be connected by（1）or hubs，which just move the bits from one network to an identical network. One layer up we find bridges and switches，which operate at data link layer. They can accept（2）,examine the MAC address，and forward the frames to a different network while doing minor protocol translation in the process. In the network layer，we have routers that can connect two networks. If two networks have（3）network layer， the router may be able to translate between the packet formats. In the transport layer we find transport gateway， which can interface between two transport connections. Finally，in the application layer， application gateways translate message（4）.As an example， gateways between Internet e-mail and X.400 e-mail must （5）the e-mail message and change various header fields.

（1）

A.reapers

B.relays

C.connectors

D.modems

（2）

A.frames

B.packets

C.packages

D.cells

（3）

A.specia l

B.dependent

C.similar

D.dissimilar

（4）

A.syntax

B.semantics

C.language

D.format

（5）

A.analyze

B.parse

C.delete

D.create

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第3题

Both “but” and “however” can be used to connect two independent clauses.

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第4题

Can a sequence flow connect two pools？

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第5题

Which of the following words can be used to connect two clauses in a coordinate sentence？A

Which of the following words can be used to connect two clauses in a coordinate sentence？

A．Through.

B．When.

C．But.

D．If.

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第6题

Which of the following words can connect two clauses in a coordinate sentence？A．Through.B．

Which of the following words can connect two clauses in a coordinate sentence？

A．Through.

B．When.

C．But.

D．If.

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第7题

A router has two FastEthernet interfaces and needs to connect to four vlans in the local n

etwork.How can you accomplish this task，using the fewest physical interfaces and without decreasing networkper formance？（）

A.Add two more FastEthernet interfaces.

B.Add a second router to handle the vlan traffic.

C.Use a hub to connect the four vlans with a FastEthernet interface on router.

D.Implement a router-on-a-stick configuration.

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第8题

functions with two layers of protocols. It can connect networks of different speeds an

d can be adapted to an environment as it expands.

A．The hub

B．The bridge

C．The router

D．The proxy

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第9题

You can connect a wire to the positive and negative ends of a battery __________.

查看材料

A.to develop a maglev train rail system

B.to explain why maglev trains are faster

C.to pull and push the train forward

D.to create a magnetic field

E.to experiment with the maglev train

F.to travel from Paris to Rome in about two hours

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第10题

从供选择的答案中，选出最确切的解答。 Networks can be interconnected by different devices. In the phys

从供选择的答案中，选出最确切的解答。

Networks can be interconnected by different devices. In the physical layer, networks can be connected by(1)or hubs, which just move the bits from one network to an identical network. One layer up we fine bridges and switches, which operate at data link layer. They can accept(2)，examine the MAC address and forward the frames to a different network while doing minor protocol translation in the process. In the network layer, we have routers that can connect two networks. If two networks have(3)network layer, the router may be able to translate between the packer formats. In the transport layer we find transport gateway, which can interface between two transport connections. Finally, in the application layer, application gateways translate message(4). As an example, gateways between Intemet E-mail and X.400 E-mail must(5)the E-mail message and change various header fields.

点击查看答案

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