Which of the following descriptions about the switch is wrong?

• A.The switch can provide network access services for terminal equipment (PC. Server)
• B.The switch can complete the exchange of data frames
• C.Switches generally work at the data link layer
• D.Switches are generally used as network export equipment

Comment: *

Name: *

Email: *

Verification: *

The network is shown in the figure. Which router is the BDR in this network? () (Single-choice question)

• A.No BDR
• B.Router B
• C.Router C
• D.Router A

Comment: *

Name: *

Email: *

Verification: *

The configuration of the country code will affect the actual transmission frequency and maximum transmission power.

• A.False
• B.True

Comment: *

Name: *

Email: *

Verification: *

The following statement about static routing is wrong ()

• A.Low system performance requirements
• B.Cannot automatically adapt to changes in network topology
• C.Routers need to exchange routing information
• D.Manual configuration by network administrator

Comment: *

Name: *

Email: *

Verification: *

In IPv4 networks, AP supports static and DHCP methods to obtain IP addresses.

• A.False
• B.True

Comment: *

Name: *

Email: *

Verification: *