H12-311 Online Practice Questions and Answers

What is the area covered by a single AP?

A. BSA

B. ESA

C. SSA

D. TSA

MIMO (Multiple input and multiple output), that is, multiple input and multiple output, wireless access points and clients using 802.11n technology can simultaneously transmit data using up to three spatial streams, and the theoretical rate can reach 600 Mbps.

A. True

B. False

The AC6605 of the Huawei box-type wireless controller supports 24 PoE interfaces. When the WLAN is connected to the network, it can directly supply power to the AP connected to the AC.

A. True

B. False

If the AP wants to obtain the IP address of the AC through the DNS server, first obtain the IP address of its own IP address, DHCP server, and DNS.

A. True

B. False

If PoE is enabled on the switch, you can no longer access legacy devices on these interfaces.

A. True

B. False

Among the following encryption methods, the best security is.

A. Clear text encryption

B. WEP encryption

C. TKIP encryption

D. CCMP encryption

The AP and the antenna can be connected.

A. Network cable

B. CATV coaxial cable

C. Power cable

D. 50 ohm RF coaxial cable

Which of the following are factors that need to be considered for AP capacity planning (Select 3 Answers)

A. Equipment performance

B. Number of concurrent users

C. Bandwidth requirements

D. Power supply type

When WLAN planning is performed in a single area, the factors affecting the number of APs deployed are (Select 3 Answers).

A. Number of people accessing in the area

B. Size of the area

C. Field strength and bandwidth requirements

D. Number of network ports

The common reason why an AP cannot obtain an IP address is (ABC) (Select 3 Answers).

A. The address pool is incorrectly configured.

B. The address pool is exhausted.

C. Intermediate network problems.

D. POE power failure.