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单选题At Layer 2 of the OSI model, which component connects a host to the network media?（）A HubB SwitchC BridgeD NICE Transceiver

题目
单选题
At Layer 2 of the OSI model, which component connects a host to the network media?（）
A

Hub

B

Switch

C

Bridge

D

NIC

E

Transceiver

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相似问题和答案

第1题：

At which layer of the OSI model does error checking occur with IPv6?()

A. Layer 2

B. Layer 3

C. Layer 4

D. Layer 7


参考答案：C

第2题：

In the 7－layer OSI model, which layer switching will take place?()

A.Layer two

B.Layer four

C.Layer one

D.Layer three


参考答案：A

第3题：

As a CCNA candidate, you will be expected to know the OSI model very well. Which of the following are associated with the application layer (layer 7) of the OSI model? (Choose two)

A. TCP

B. Telnet

C. FTP

D. Ping

E. IP

F. UDP


正确答案：BC
B,C 解析：Explanation:
The application layer is the top layer of the OSI model and is used to describe the end user applications that can be used over a network.

Layer Name Examples
Application (layer 7) Telnet, HTTP, FTP, WWW browsers, NFS, SMTP gateways, SNMP

Incorrect Answers:
A. TCP resides at layer 4.
D. ARP is a function of the data link layer, which is layer 2.
E. IP is used at layer 3 (network layer).

第4题：

Which of the following layers of the OSI model is the presentation layer?（）

  • A、Layer 1
  • B、Layer 5
  • C、Layer 6
  • D、Layer 7

正确答案:C

第5题：

In the "host to host" layer of the DOD model, which of the following is a valid connection oriented protocol?()

A.ARP

B.RARP

C.TCP

D.UDP

E.IP

F.ICMP

G.BootP


参考答案：C

第6题：

Which of the following layers of the OSI model is the presentation layer?()

A.Layer 1

B.Layer 5

C.Layer 6

D.Layer 7


参考答案：C

第7题：

At Layer 2 of the OSI model, which component connects a host to the network media?()

A. Hub

B. Switch

C. Bridge

D. NIC

E. Transceiver


参考答案：D

第8题：

A host computer has been correctly configured with a static IP address, but the default gateway is incorrectly set. Which layer of the OSI model will be first affected by this configuration error?

A. Layer 1

B. Layer 2

C. Layer 3

D. Layer 4

E. Layer 5

F. Layer 6

E. Layer 7


正确答案：C
C 解析：Explanation: IP Addressing and IP routing resides on the OSI Network layer, which is layer 3.

第9题：

At which layer of the OSI model dose PPP perform?()

A. Layer 3

B. Layer 4

C. Layer 2

D. Layer 5


参考答案：C

第10题：

At which layer of the OSI model dose PPP perform?（）

  • A、Layer 3
  • B、Layer 4
  • C、Layer 2
  • D、Layer 5

正确答案:C

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