최신 H3CSE WLAN Certification GB0-341-ENU 무료샘플문제:
1. The occupied bandwidth of each channel in 802.11g in ISM is?
A) 22Mhz
B) 16.6Mhz
C) 5.22Mhz
D) 40Mhz
2. Which of the following are commonly used hardware tools for wireless network surveys? (Multiple choice)
A) Digital Camera
B) Terminal equipment used by customers in actual business, such as PDA, WIFI phone, etc.
C) Enterprise-class wireless network card
D) wireshark
E) AP
F) Various types of gain antennas, tapes, straps, etc.
3. Which of the following descriptions of antenna gain are correct? (Multiple choice)
A) Outdoor long-distance coverage scenarios are suitable for directional antennas with a gain of more than 10dbi
B) The larger the antenna gain, the higher the convergence of the signal
C) The antenna gain selection should meet the requirements of the coverage scenario, not the larger the gain, the better
D) The larger the gain of the antenna, the better, using a large gain antenna can obtain greater transmission power
4. Which of the following descriptions of 802.11gWLAN devices are correct? (Multiple choice)
A) 802.11g devices are compatible with 802.11b devices
B) 802.11g devices are compatible with 802.11a devices
C) The highest rate provided by 802.11g is the same as 802.11b.
D) The modulation method of 802.11g54Mbps is the same as that of 802.11a 54Mbps, both of which use OFDM technology
5. In the 802.11 series of standards, it is only limited to the description of the MAC layer and the PHY layer.
A) True
B) False
질문과 대답:
| 질문 # 1 정답: A | 질문 # 2 정답: A,B,C,E,F | 질문 # 3 정답: A,B,C | 질문 # 4 정답: A,D | 질문 # 5 정답: A |
927 개 고객 리뷰
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