CompTIA认证考试

A technician needs to add network capacity. However, when plugging a second switch into the first switch, there is no link light. Which of the following is the cause of this situation?（）A、The switches are not stackableB、The cable was not wired using 568A

题目

A technician needs to add network capacity. However, when plugging a second switch into the first switch, there is no link light. Which of the following is the cause of this situation?（）

  • A、The switches are not stackable
  • B、The cable was not wired using 568A
  • C、The cable needs to be a crossover cable
  • D、The switches have IGMP snooping enabled
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相似问题和答案

第1题：

An administrator has a malfunctioning uninterruptible power supply (UPS). Which of the following is the MOST likely cause of the problem?()

A. Battery needs to be replaced

B. Light switch is turned off

C. Smart cable is disconnected

D. UPS needs a firmware update


参考答案：A

第2题：

A new Catalyst switch is connected to an existing switch using a crossover cable. As a result of this, what would the switch port link lights display?()

A. The switch port link lights will be off on both switches indicating the ports are not connected.

B. The switch port link light will be off on one switch indicating that STP has disabled the port.

C. The switch port link lights will flash amber indicating an error.

D. The switch port link lights will be green indicating normal operation.


参考答案：D

第3题：

A network technician is installing a new managed 10/100 Mbps switch on the network. The network has an older printer with a 10Mbps network adapter that will be moved to the new switch.Which of the following settings on the switch will need to be configured to support the printer?（）

A. MAC filtering

B. IP address

C. PoE

D. Port speed


参考答案：D

第4题：

A technician needs to manage a switch by using the management port on the back of the switch.Which of the following cables would the technician use?（）

  • A、Straight
  • B、Console
  • C、Crossover
  • D、Loopback

正确答案:B

第5题：

A network administrator needs to force a high-performance switch that is located in the MDF to become the root bridge for a redundant path switched network. What can be done to ensure that this switch assumes the role as root bridge（）。

A.Establish a direct link from the switch to all other switches in the network.

B.Assign the switch a higher MAC address than the other switches in the network have.

C.Configure the switch so that it has a lower priority than other switches in the network.

D.Configure the switch for full-duplex operation and configure the other switches for half-duplex operation.

E.Connect the switch directly to the MDF router, which will force the switch to assume the role of root bridge.


参考答案：C

第6题：

The Ezonexam network administrator needs to a switch named VE1 to become the root bridge for a redundant path switched network. What can be done to ensure that VE1 will always assume the role as the root bridge?

A．Assign the switch a higher MAC address than the other switches in the network have

B．Establish a direct link from the switch to all other switches in the network

C．Configure the switch full-duplex operation and configure the other switches for half-duplex operation

D．Configure the switch so that it has lower priority than other switches in the network

E．None of the above


正确答案：D

第7题：

A network administrator is explaining VTP configuration to a new technician. What should the network administrator tell the new technician about VTP configuration?()

A. A switch in the VTP client mode cannot update its local VLAN database.

B. A trunk link must be configured between the switches to forward VTP updates.

C. A switch in the VTP server mode can update a switch in the VTP transparent mode.

D. A switch in the VTP transparent mode will forward updates that it receives to other switches.

E. A switch in the VTP server mode only updates switches in the VTP client mode that have a higher VTP revision number.

F. A switch in the VTP server mode will update switches in the VTP client mode regardless of the configured VTP domain membership.


参考答案：A, B, D

第8题：

A technician needs to manage a switch by using the management port on the back of the switch.Which of the following cables would the technician use?()

A.Straight

B.Console

C.Crossover

D.Loopback


参考答案：B

第9题：

While troubleshooting a network connectivity problem, a technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, the output message "Request timed out." is displayed. At which layer of the OSI model does the problem most likely exist（）。

A.the session layer

B.the protocol layer

C.the data link layer

D.the access layer

E.the network layer

F.the application layer


参考答案：E

第10题：

A new Catalyst switch is connected to an existing switch using a crossover cable. As a result of this, what would the switch port link lights display?（）

  • A、The switch port link lights will be off on both switches indicating the ports are not connected.
  • B、The switch port link light will be off on one switch indicating that STP has disabled the port.
  • C、The switch port link lights will flash amber indicating an error.
  • D、The switch port link lights will be green indicating normal operation.

正确答案:D

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