how many total channels are availb,e for 802.11a wireless networks?
answer
23
question
hw many total channels are available for 802.11g wireless networks?
answer
11
question
your organization uses an 802.11b wireless network. recently, other tenants installed the ff. equipment in your building:
-A wireless television distribution system running at 2.4 GHz
-A wireless phone system running at 5.8 GHz
-A wireless phone system running at 900 MHz
-An 802.11a wireless network running in the 5.725 - 5.850 GHz frequency range.
-An 802.11j wireless network uniting in the 4.9 - 5.0 GHz frequency range
since the equipment was installed, your wireless network has been experiencing significant interference. Which system is to blame?
answer
the wireless TV system
question
which of the ff are frequencies defined by 802.11 committees for wireless networking? select two
answer
2.4 GHz
5.75 GHz
question
which IEEE standard describes wireless communication?
answer
802.11b
question
which data transmission rate is defined by the IEEE 802.11b wireless standard?
answer
11 Mbps
question
you are designing a wireless network for a client. your client needs the network so support a data rate of at least 54 Mbps. in addition, the client already has a wireless telephone system installed that operates 2.4 GHz.
which 802.11d standard will work in this situation?
answer
802.11a
question
you are designing an update yto your client's network. The existing wireless network uses 802.11b equipment; which your client complains runs too slowly. She wants to run up to 600 Mbps.
due to budget constraints, your client wants to upgrade only the wireless access points in the network this year. Next year, she will upgrade wireless network boards in her user's workstations. She has also indicated that the system must continue to function during the transition period.
which 802.11 standard will work best in this situation?
answer
802.11n
question
which IEEE wireless standards specify transmission speeds up o 54 Mbps? select two
answer
802.11g
802.11a
question
you have been contacted by OsCorp to recommend a wireless Internet solution. The wireless strategy must support a transmission range of 1,200 feet, use a frequency range of 5 GHz, and provide the highest possible transmission speeds.
which of the ff. wireless solutions would you recommend?
answer
802.11n
question
which technologies are used by the 802.11ac standard ti increase network bandwidth?
answer
eight MOMO radio streams
160 MHz bonded channels
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