思科认证考试

What is the effect of applying the switchport trunk encapsulation dot1q command to a port on a Cisco Catalyst switch?()A、By default, native VLAN packets going out this port will be tagged.B、Without an encapsulation command, 802.1Q will be the default enca

题目

What is the effect of applying the switchport trunk encapsulation dot1q command to a port on a Cisco Catalyst switch?()

  • A、By default, native VLAN packets going out this port will be tagged.
  • B、Without an encapsulation command, 802.1Q will be the default encapsulation if DTP fails to negotiate a trunking protocol.
  • C、The interface will support the reception of tagged and untagged traffic.
  • D、If the device connected to this port is not 802.1Q-enabled, it will not be able to handle 802.1Q packets.
参考答案和解析
正确答案:C
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:

单选题
What is the MAC address that comes from the multicast address 239.255.0.1?()
A

01 - 00 - 5e - 7f - 00 - 01

B

01 - 01 - ef - ff - 00 - 01

C

00 - 00 - 00 - 7f - 00 - 01

D

10 - 00 - ef - ff - 00 - 01


正确答案: B
解析: 暂无解析

第2题:

单选题
A network administrator is using a LAN analyzer to troubleshoot OSPF router exchange messages sent to ALLOSPF ROUTERS. To what MAC address are these messages sent?()
A

 00-00-1C-EF-00-00

B

 01-00-5E-00-00-05

C

 01-00-5E-EF-00-00

D

 EF-FF-FF-00-00-05

E

 EF-00-00-FF-FF-FF

F

 FF-FF-FF-FF-FF-FF


正确答案: D
解析: 暂无解析

第3题:

What is the typical marked DSCP value for a voice media packet in Voice over IP technology?()

  • A、AF41
  • B、AF31
  • C、AF21
  • D、BE
  • E、EF

正确答案:E

第4题:

正常心脏左室射血分数(EF)值应为()

  • A、EF>40%
  • B、EF>60%
  • C、EF>70%
  • D、EF>80%
  • E、EF>50%

正确答案:E

第5题:

What is the MAC address that comes from the multicast address 239.255.0.1?()

  • A、01 - 00 - 5e - 7f - 00 - 01
  • B、01 - 01 - ef - ff - 00 - 01
  • C、00 - 00 - 00 - 7f - 00 - 01
  • D、10 - 00 - ef - ff - 00 - 01

正确答案:A

第6题:

正常心脏左室射血分数(EF)值应为

A、EF>40%

B、EF>60%

C、EF>70%

D、EF>80%

E、EF>50%


参考答案:E

第7题:

符合收缩期心力衰竭诊断的是A、EF≥50%B、EF≤50%C、EF≤40%D、EF<40%E、EF<50%

符合收缩期心力衰竭诊断的是

A、EF≥50%

B、EF≤50%

C、EF≤40%

D、EF<40%

E、EF<50%


参考答案:C