Which kinds of modulation mode does below figure belong to?

• A.FM
• B.SM
• C.AM
• D.PM

Comment: *

Name: *

Email: *

Verification: *

Which of the following description is wrong about CAPWAP protocol?

• A.Developed by the CAPWAP Working Group
• B.Transmission protocol between AC and Fit AP
• C.Transmission protocol between Fit AP and wireless client
• D.The development of the CAPWAP protocol draws on the useful features of other protocols.

Comment: *

Name: *

Email: *

Verification: *

The following statement is correct (Select 3 Answers).

• A.When the user obtains the IP address successfully, the user triggers the HTTP packet of the user. At this time, the user is forced to redirect to the portal server to perform the authentication process.
• B.WPA2 uses 802.1X authentication
• C.WAPI is China's wireless LAN national standard system
• D.WPA2 PSK authentication requires the user to enter a username and password to connect

Comment: *

Name: *

Email: *

Verification: *

Which modulation method does the following picture belong to?

• A.modulation
• B.frequency modulation
• C.amplitude modulation
• D.phase modulation

Comment: *

Name: *

Email: *

Verification: *

The equipment manufacturer can usually be judged according to ( ).

• A.SSID
• B.MAC address
• C.Channel
• D.Encryption type

Comment: *

Name: *

Email: *

Verification: *