The following figure shows the display interface Eth-Trunk 1 command output on a switch. Which of the following commands can be used to delete Eth-Trunk 1?

• A.inte GigabitEthernet 0/0/1 undo eth-trunk quit inte GigabitEthernet 0/0/2 undo eth-trunk quit undo interface Eth-Trunk 1
• B.inte GigabitEthernet 0/0/2 undo eth-trunk quit undo interface Eth-Trunk 1
• C.undo interface Eth-Trunk 1
• D.inte GigabitEthernet 0/0/1 undo eth-trunk quit undo interface Eth-Trunk 1

Comment: *

Name: *

Email: *

Verification: *

As shown in the figure. If host A has the ARp cache table of host B, then host A can ping host B. ()(True or False)

• A.False
• B.True

Comment: *

Name: *

Email: *

Verification: *

The router receives a data packet with a destination IP address of 11.0.12.1 from host A. After this data packet is forwarded by the router, what are the destination MAC. and destination IP? ()

• A.MAC-D.10.0.12.2
• B.MAC-D.11.0.12.1
• C.MAC-B.11.0.12.1

Comment: *

Name: *

Email: *

Verification: *

As shown in the figure below. All hosts can communicate normally. Is the corresponding relationship between SWA MAC address and port correct? () (Single-choice question)

• A.MAC-A GO/0/1
  MAC-B GO/0/2
  MAC-C GO/0/3
• B.MAC-A GO/0/1
  MAC-B GO/0/1
  MAC-C GO/0/3
• C.MAC-A GO/0/1
  MAC-B G0/0/2
  MAC-C G0/0/1
• D.MAC-A G0/0/2
  MAC-B GO/0/2
  MAC-C GO/0/3

Comment: *

Name: *

Email: *

Verification: *

Three Layer 2 switches are interconnected with one HUB. The switches are all enabled with STP bridge ID. Refer to the figure below. What are the default errors of other configurations? () (Single-choice question)

• A.G0/0/2 of SWA is blocked
• B.SWA is the root bridge in the simple network
• C.G0/0/1 of SWC is alternative. It is in blocking state
• D.The two ports on SWA are designated ports and are in the forwarding state

Comment: *

Name: *

Email: *

Verification: *