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At which layer of the OSI model are bits compiled into frames?
At which layer of the OSI model are bits compiled into frames?A . PhysicalB . Data LinkC . NetworkD . TransportE . ApplicationView AnswerAnswer: B
An azimuth chart shows which RF radiation pattern?
An azimuth chart shows which RF radiation pattern?A . VerticalB . HorizontalC . PositiveD . NegativeView AnswerAnswer: B
OFDM uses which communication channel width to exchange data?
OFDM uses which communication channel width to exchange data?A . 1 MHzCwide channelB . 20 MHzCwide channelC . 22 MHzCwide channelD . 80 MHzCwide channelView AnswerAnswer: B
Most manufacturers recommend installing a wireless IEEE 802.11n USB adapter at what point?
Most manufacturers recommend installing a wireless IEEE 802.11n USB adapter at what point?A . When the computer is not powered onB . When instructed by the setup utilityC . After calling technical supportD . Before starting the setup processView AnswerAnswer: B
How many access points can be co-located without channel reuse in the same radio frequency area to maximize total system throughput while minimizing RF interference in an IEEE 802.11g network?
How many access points can be co-located without channel reuse in the same radio frequency area to maximize total system throughput while minimizing RF interference in an IEEE 802.11g network?A . TwoB . ThreeC . FourD . SixView AnswerAnswer: B
Antennas provide an increase in RF coverage by using gain.
Antennas provide an increase in RF coverage by using gain.A . ActiveB . PassiveC . PositiveD . MaximumView AnswerAnswer: B
Which frequency ranges are used in an IEEE 802.11a-compliant wireless LAN? (Choose two.)
Which frequency ranges are used in an IEEE 802.11a-compliant wireless LAN? (Choose two.)A . 900 MHz ISM rangeB . 2.40 GHz ISM rangeC . 5.25 GHz UNII rangeD . 5.35 GHz UNII rangeView AnswerAnswer: CD
Non-Wi-Fi interference for an 802.11g network can be caused by and _____. (Choose two.)
Non-Wi-Fi interference for an 802.11g network can be caused by and _____. (Choose two.)A . AM radiosB . Microwave ovensC . 802.11b networksD . Cordless phonesE . Radar systemsF . Digital TV systemsView AnswerAnswer: BD
The throughput of a wireless LAN can be affected by or _____.
The throughput of a wireless LAN can be affected by or _____.A . Distance from access point, IP addressB . Distance from access point, MAC addressC . Distance from access point, output power of access pointD . Distance from access point, output power of client deviceView AnswerAnswer: C
Which of the following solutions would be best for this deployment?
You support a wireless network for an office of five employees. The installation consists of one access point, three notebook computers, and two desktop computers. The access point and computers in the office have wireless adapters that are Wi-Fi WPA 2.0 Certified. You want to use the highest level security...
