Huawei Certified ICT Associate-Wireless Local Area Network

Question 1

Configure the authentication mode of the AP.
What are the authentication modes supported by the AP (Select 3 Answers)?

A. mac-sn-auth

B. sn-auth

C. mac-auth

D. no-auth

Correct Answer: B,C,D

Question 2

Configure the security profile of the wireless network as WEP. You need to configure the security profile on the AC6605 as follows.

A. security-policy wep Policy wep share-key Wep key wep-40 hex 0 1234567890 Wep default-key 0

B. authentication policy wpa2 Wpa2 authentication-method share-key Wpa2 key wpa2-40 hex 0 1234567890 Wpa2 default-key 0

C. security-policy wep Wep authentication-method open Wep key wep-40 hex 0 1234567890 Wep default-key 0

D. authentication policy wpa Wpa authentication-method share-key Wpa key wpa-40 hex 0 1234567890 Wpa default-key 0

Correct Answer: A

Question 3

In the WDS peer-to-peer network, the backbone link between the Root AP and the Leaf AP is connected in the 5 GHz band. The bandwidth used by the Root AP is 149.
Which of the following bands should the Leaf AP use?

A. Except for 149

B. 153

C. 149

D. 157

Correct Answer: C

Question 4

The IEEE 802.11 standard used to define roaming is

A. IEEE 802.11j

B. IEEE 802.11c

C. IEEE 802.11r

D. IEEE 802.11h

Correct Answer: C

Question 5

Which of the following statements is correct (Select 3 Answers)?

A. The wireless network bridging function usually refers to one-to-one, but the WDS architecture can do one-to-many.

B. WDS allows wireless APs to bridge (relay) wirelessly, but bridged wireless APs cannot provide coverage at the same time.

C. Because virtual network lines are formed through wireless networks, WDS is also called wireless network bridging.

D. WDS can transmit the data of the wired network through the wireless network as a relay architecture, thereby transmitting the network data to another wireless network environment or another wired network.

Correct Answer: A,C,D

Question 6

The following statement about antenna classification is correct (Select 2 Answers)?

A. Classification by working frequency band: communication antenna, TV antenna, radar antenna, etc.

B. Classification by use: short wave antenna, ultrashort wave antenna, microwave antenna, etc.

C. Classification by shape: wire antenna, planar antenna, etc.

D. Classification by direction: omnidirectional antenna, directional antenna, etc.

Correct Answer: C,D

Question 7

What is the correct description of the thin AP below?

A. Thin AP can implement 802.1X authentication, encryption and other functions. Others such as QoS and roaming functions are implemented on the wireless controller.

B. Thin AP is also known as a wireless router.

C. Thin AP is gradually replaced by fat AP due to lack of function.

D. Thin AP cannot be configured separately and must be used with the wireless controller.

Correct Answer: D

Question 8

Which of the following standards organizations is implementing WLAN technology interoperability for WLAN device authentication?

A. IETF

B. IEEE

C. FCC

D. WiFi Alliance

Correct Answer: D

Question 9

In the 802.1X protocol, you must have the ability to authenticate and authorize users (Select 3 Answers).

A. eSight server

B. certifier

C. authentication server

D. client

Correct Answer: B,C,D

Question 10

When an 802.11 packet sent by a STA enters the Ethernet through the AP, it is converted into an 802.3 packet, which is not a priority mapping method.

A. Map the priorities according to UP.

B. According to the order in which the packets arrive at the AP

C. Different priorities according to different VAP settings

D. No priority mapping

Correct Answer: B

Question 11

The following is a description of TKIP encryption. The error is .

A. The motivation for developing TKIP encryption is to upgrade the security of legacy WEP hardware. Added the mechanism of key generation, management and delivery in

B. TKIP encryption uses the same encryption algorithm as WEP encryption.

C. TKIP encryption.

D. The length of the IV used in A.TKIP encryption is 24bits.

Correct Answer: D

Question 12

Which is the longest interval between 802.11 frames?

A. SIFS

B. DIFS

C. IFS

D. PIFS

Correct Answer: B

Question 13

The AP and the antenna can be connected.

A. Network cable

B. Power cable

C. CATV coaxial cable

D. 50 ohm RF coaxial cable

Correct Answer: D

Question 14

In the TKIP encryption mode, the length of the IV vector is bit.

A. 48

B. 12

C. 64

D. 24

Correct Answer: A

Question 15

The three APs deployed on the first floor have channels from left to right, 1, 6, and 11, respectively. The channels of the three APs deployed on the second floor should be divided into.

A. 6,11,1

B. 11,6,1

C. 2,7,12

D. 1,6,11

Correct Answer: A

Huawei Certified ICT Associate-Wireless Local Area Network - H12-311-ENU Exam Practice Test

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