Huawei H12-311 HCIA-WLAN Exam Questions Instant Access

Question 1

What parameters are used in 802.11 frames to reassemble frame fragments?

AFrame Control

BDuration

CAddress bit

DFragment number

Answer : D

Question 2

The omnidirectional antenna exhibits a degree of on the horizontal pattern.

A90

B180

C360

Answer : C

Question 3

What is the working frequency band used in the original 802.11 protocol?

A2.4 GHz

B900 MHz

C2.0 GHz

D5 GHz

Answer : A

Question 4

Metal objects have a greater attenuation of the wireless signal, and the AP or antenna should be placed behind a metal ceiling or the like.

ATrue

BFalse

Answer : A

Question 5

For a wireless network with WPA2 PSK authentication and SSID broadcast, the user can double-click on the SSID and enter the correct username and password to access the network.

ATrue

BFalse

Answer : B

Question 6

The gain of the antenna can be explained by .

AThe ability of the antenna to amplify high-frequency electrical signals

BThe ability of the antenna to collect or transmit electromagnetic waves in a certain direction

CAmplification ability of electromagnetic waves

DThe ability of the antenna to collect or emit electromagnetic waves in all directions

Answer : B

Question 7

For the networking architecture of the AC+thin AP, the following description is wrong.

AAP can't work alone, it needs to be maintained and managed by AC centralized agent.

BIt can enhance service QoS, security and other functions through AC.

CThe AP itself has zero configuration and is suitable for large-scale networking.

DManagement of APs and users must be implemented through the network management system

Answer : D

Huawei HCIA-WLAN V2.0 H12-311 HCIA-WLAN Exam Questions