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21 Cards in this Set
- Front
- Back
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Which IEEE wireless standard is known as WiGig and operates using a tri-band solution in the 2.4, 5, and 60 GHz ranges?
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* 802.11ad
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Which two roles are typically performed by a wireless router that is used in a home or small business? (Choose two.)
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* access point
* Ethernet switch |
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Which feature of 802.11n wireless access points allows them to transmit data at faster speeds than previous versions of 802.11 Wi-Fi standards did?
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MIMO
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A supervisor needs wireless access in the construction office during the construction of a new building. The construction office is in the new building and directly across the road from headquarters. What could be used to satisfy this requirement of needing a narrow area of coverage?
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* Yagi
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Which type of wireless topology is created when two or more Basic Service Sets are interconnected by Ethernet?
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* ESS
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Which statement defines the control frame operation between two stations?
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* After receiving a data frame, the receiving station will send an ACK frame to the sending station if no errors are found.
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A student uses a laptop to upload an assignment to a file server. Which wireless frame type did the laptop send to locate and associate with the campus access point?
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* management frame
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During which stage of establishing connectivity between a WLAN client and an AP does the client learn the MAC address of the AP?
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* association
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For which discovery mode will an AP generate the most traffic on a WLAN?
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* passive mode
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What is the purpose of the Distributed Coordination Function in an IEEE 802.11 WLAN environment?
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* It allows a client to detect whether or not a channel is clear prior to transmission.
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What is an advantage of SSID cloaking?
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* Clients will have to manually identify the SSID to connect to the network.
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If three 802.11b access points need to be deployed in close proximity, which three frequency channels should be used? (Choose three.)
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* 1
* 6 * 11 |
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Which three Wi-Fi standards operate in the 2.4GHz range of frequencies? (Choose three.)
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* 802.11b
* 802.11g * 802.11n |
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An employee connects wirelessly to the company network using a cell phone. The employee then configures the cell phone to act as a wireless access point that will allow new employees to connect to the company network. Which type of security threat best describes this situation?
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* rogue access point
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Which security mode is the least secure choice when a home wireless router is configured?
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* WEP
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Which parameter is commonly used to identify a wireless network name when a home wireless AP is being configured?
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* SSID
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A company has recently implemented an 802.11n wireless network. Some users are complaining that the wireless network is too slow. Which solution is the best method to enhance the performance of the wireless network?
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* Split the traffic between the 2.4 GHz and 5 GHz frequency bands.
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Ad hoc wireless topologies sometimes can use a feature called tethering to enable a smartphone to create a personal hotspot.
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tethering
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A network administrator discovers a rogue AP in the network. The rogue AP is capturing traffic and then forwarding it on to the legitimate AP. This type of attack is known as a man-in -the -middle attack.
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man-in -the -middle
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Which encryption protocol is used by the WPA2 shared key authentication technique?
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AES
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What is the SSID of the connected network and which message is displayed in the browser window?
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* SSID: Home-Net
Message:Congratulations! You were able to connect it! |
