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H12-311_V3.0 Leak Questions

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Question 60

Regarding the two major PoE standards, the following statement is incorrect ().

(Select 2 Answers)

Options:

A.

The A.802.af standard was formulated in 2009, and the maximum output power is 30W

B.

802.at supports four power levels and only supports Category 5 lines

C.

802.af, also known as PoE+, can be compatible with 802.a devices

D.

802.at, also known as PoE+, can be compatible with 802.a devices

Question 61

DSSS The modulation methods used are BPSK and QPSK .

Options:

A.

True

B.

False

Question 62

Among the following encryption methods, the most secure is ()

Options:

A.

Plaintext encryption

B.

WEP encryption

C.

TKIP encryption

D.

CCMP encryption

Question 63

2.4 GHz What is the frequency band US non-overlapping channel ()?

Options:

A.

2,7,12

B.

3,8,13

C.

1,6,11

D.

3,7,13

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Exam Code: H12-311_V3.0
Exam Name: HCIA-WLAN V3.0
Last Update: Jan 5, 2025
Questions: 338
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