CMS专题

多选题Which of the following are forms of gigabit Ethernet that require the use of fiber optic cables?()A1000Base-CXB1000Base-TXC1000Base-SXD10Base-TE1000Base-TF1000Base-LX

题目
多选题
Which of the following are forms of gigabit Ethernet that require the use of fiber optic cables?()
A

1000Base-CX

B

1000Base-TX

C

1000Base-SX

D

10Base-T

E

1000Base-T

F

1000Base-LX

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相似问题和答案

第1题:

Gigabit Ethernet的传输速率达到了【 】Mbit/s。


正确答案:1000
1000

第2题:

A customer is considering purchasing either a Cisco Catalyst 2960 or Cisco Catalyst Express 500. Which feature can only be found on the Catalyst 2960?()  

  • A、 48 Ethernet 10/100 ports
  • B、 Fast Ethernet and Gigabit Ethernet connectivity
  • C、 dual-purpose copper or fiber uplinks
  • D、 standalone fixed-configuration Layer 2 switching

正确答案:A

第3题:

Gigabit Ethernet的传输速率达到【 】Mbps。


正确答案:1000
1000 解析:千兆以太网的传输速率比快速以太网快10倍,Fast Ethernet速率为100Mbps, Gigabit Ethernet传输速率为1Gbps。千兆以太网保留着传统10Mbps速率以太网的所有特征(相同的数据帧格式、相同的介质访问控制方法、相同的组网技术),只是将传统以太网每个比特的发送时间由100ns降低到1ns。

第4题:

Which of the following components of a laptop is NOT upgradeable?()

  • A、Ethernet LAN card
  • B、Motherboard
  • C、Hard disk
  • D、RAM

正确答案:B

第5题:

Virtual PortChannels (vPCs) allow links that are physically connected to two different Cisco switches to appear to a third downstream device as coming from a single device and as part of a single port channel. Which of the following are components of a Virtual PortChannel system? ()

  • A、 Two peer devices: the vPC peers of which one is primary and one is secondary and are part of a vPC domain.
  • B、 A Layer 3 Gigabit Ethernet link called peer-keepalive link to resolve dual-active scenarios
  • C、 A redundant 10 Gigabit Ethernet PortChannel called a peer link to carry traffic from one system to the other when needed
  • D、 vPC member ports forming the PortChannel
  • E、 A dot1q trunk between the vPC peers
  • F、 A management port that can be used as peer-keepalive link to resolve dual-active scenarios.

正确答案:A,B,C,D

第6题:

Which cisco product family is the recommended platform for 10 gigabit ethernet in the data center?()

A.Catalyst

B.ISR

C.vCenter

D.Nexus

E.ASR


参考答案:D

第7题:

Which switch port error is an indication of duplex mismatches on 10/100/1000 IEEE 802.3u  Gigabit Ethernet ports?()

  • A、FCS errors
  • B、Runts
  • C、Multiple collisions
  • D、Alignment errors

正确答案:C

第8题:

You must apply the family inet configuration parameter only to Gigabit Ethernet interfaces that are in FPC 2.Which output applies to this configuration?()

A.

B.

C.

D.


参考答案:D

第9题:

Which two statements about 10 Gigabit Ethernet (10GE) are true?()

  • A、10 Gigabit Ethernet does not support VLAN definition
  • B、10 Gigabit Ethernet supports full duplex links, but does not support half duplex links
  • C、10 Gigabit Ethernet supports unshielded or shielded twisted-pair cable connections
  • D、10 Gigabit Ethernet supports Carrier Sense Multiple Access with Collision Detection (CSMA/CD)
  • E、10 Gigabit Ethernet supports optical fiber connections in single mode only. Mufti mode is not supported

正确答案:B,C

第10题:

Which of the following interfaces is appropriate for an Ethernet adapter that is configured as standard Ethernet?()

  • A、et0
  • B、at0
  • C、sa0
  • D、en0

正确答案:D

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