The questions seems capture form
the Certification .net
Cisco Channel Certification
Wireless Lan EXAM
You have so much time to do it before clicking the SUBMIT button
, cause it is a web exam.
Ken
""Ryan Ngai Hon Kong"" Guys,
>
> Hope you don't mind helping me with this.
>
> 1) What is the purpose for including a fade margin of 10 dB into the
antenna
> calculation utility?
> a. To increase the distances achieved
> b. There are no discernable differences by including a fade margin or not
> c. To offset weather conditions such as rain or snow
> d. None of the above
>
> 2) The range or coverage of an 802.11b Direct Sequence Wireless LAN
> depends on: (Choose the best answer.)
> a. Transmit Power and Antenna System
> b. Radio Sensitivity and Processing Gain
> c. Transmit Power, Radio Sensitivity, and Antenna System
> d. A and B
>
> 3) A lightning arrestor is used in conjunction with the bridges to
> facilitate the following:
> a. Bleed off static charges to help prevent a direct lightning hit
> b. To dissipate any energy from a near lightning strike
> c. Neither A nor B
> d. Both A and B
>
> 4) 802.11 Direct Sequence individual channels occupy how much of the
> spectrum?
> a. 11 MHz
> b. 1 MHz
> c. 22 MHz
> d. 83.5 MHz
>
> 5) The most common occurrence of multipath interference comes from:
> a. Point-to-point bridge link
> b. Point-to-multipoint bridge link
> c. In-building open air coverage
> d. In-building cluttered environment
>
> 6) More data can be sent over the airwaves in one of two manners: More
> frequency or...
> a. using lower frequencies.
> b. using more complex modulation.
> c. using better filtering on the receiver.
> d. None of the above
>
> 7) What is the minimum overlap in RF coverage that is needed to allow a
> repeater to associate to a root AP?
> a. 25%
> b. 50%
> c. 100%
> d. There is no minimal coverage required
>
> 8) Antenna Diversity is useful because:
> a. It helps to overcome multi-path distortion
> b. Adding more coverage area by using directional Antenna
> c. Looks nice
> d. None of the above
>
> 9) Which of the follow statements are false?
> a. The access point model AP342E2C is designed to support mobile users.
> b. Two wireless bridges model BR342 could be used to connect a LAN to
LAN.
> c. Two access points model AP342E2C could be used to connect a LAN to
LAN.
> d. None of the above
>
> 10) For a BR342 to pass IP traffic properly from one LAN to another LAN
> the following is true.
> a. An IP address has to be set on both bridges.
> b. The root bridges IP address has to be set as the gateway for all the
> non-root bridges IP stack.
> c. No IP address needs to be set in either bridge, it will pass all
> traffic.
> d. None of the above
>
> 11) The FCC requires the use of how many channels with a 2.4 GHz FHSS
> system before repeating the pattern?
> a. 79
> b. 75
> c. 70
> d. 83
>
> Those question are taken from certification net and I have no clue where
to
> get those info.
> Thanks a lot.
> Best wishes,
>
> Ryan
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