H12-311 Free Practice Test

Commonly used RF cables for WLAN systems are (ABC) (Select 3 Answers).

1. A. RG-8 jumper
2. B. 1/2" (inch) super soft feeder
3. C. 1/2" (inch) feeder
4. D. 13/8" (inch) feeder

Correct Answer: ABC

When the AC is a side-by-side networking, if the data is directly forwarded, the data stream () AC; if the data is in tunnel forwarding mode, the data Stream AC.

1. A. No pass, pass
2. B. No pass, no pass
3. C. After passing through
4. D. After passing through not

Correct Answer: A

In order to ensure that there is no interference between the channels of the WLAN network, which of the following bands belong to the Chinese 5.8GHz band (Select 2 Answers)?

1. A. 149
2. B. 151
3. C. 153
4. D. 155

Correct Answer: AC

The lobe width is a very important parameter commonly used in directional antennas. It refers to the angle between the antenna and the radiation pattern below the peak dB The width.

1. A. 3
2. B. 4
3. C. 5
4. D. 6

Correct Answer: A

What are the prerequisites for users to implement Layer 3 roaming (Select 3 Answers)?

1. A. The two APs of the user roaming switch must have the same SSID.
2. B. Two APs for user roaming switch must have the same VLAN
3. C. User roaming requires two AP signals to be covered with overlapping areas
4. D. The SSID released by the two APs of the user roaming switch must have the same authentication method.

Correct Answer: ACD