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单选题
A company needs strong wireless security enabled for minimal cost. Which of the following security measures is the BEST to use?（）
A
WEP
B
Port filtering
C
WPA
D
Longer SSID broadcast intervals
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单选题A customer’s laptop display panel assembly had just been replaced. The customer notices that the wireless network adapter is enabled but detecting a weak signal. Which of the following is the MOST likely cause?（）A
The wireless card needs to be replaced.B
The antenna wires are not connected properly.C
The wireless drivers need to be updated.D
The display panel is defective.
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单选题A company wants to secure access to its internal wireless network. The company wants to use themost secure means to access the network. Which of the following is the BEST choice for wireless security in this situation?（）A
WEP encryptionB
Channel rotationC
Disable SSIDD
WPA encryption
考题
单选题A technician installed a new wireless access point on an existing small office home office (SOHO) network with a selective security option enabled. All wireless computers connect to the new network except one computer that cannot connect to the wireless network. Which of the following is the cause?（）A
The network uses MAC filteringB
The network uses WEPC
The network uses SSID broadcastD
The network uses WPA
考题
单选题LDAP is being utilized throughout the Company Wireless network. Which issue or set of issues does the Lightweight Access Point Protocol （LWAPP） address？ （）A
Reduction of processing in wireless controllersB
Distributed approach to authentication， encryption， and policy enforcementC
Access point discovery， information exchange， and configurationD
Provides security by blocking communication between access points and wireless clientsE
None of the other alternatives apply.
考题
单选题In which of the following scenarios would MAC filtering be MOST effective as a part of wireless security？ （）A
A public place where guests are free to access the wireless network.B
A small office where a defined number of specific wireless devices are used.C
A meeting room where various company users will access the wireless network during meetings. D
An office where some users are unable to use WPA encryption due to older wireless cards so they use MAC filtering.
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多选题Refer to the exhibit. A junior network administrator was given the task of configuring port security on SwitchA to allow only PC_A to access the switched network through port fa0/1. If any other device is detected, the port is to drop frames from this device. The administrator configured the interface and tested it with successful pings from PC_A to RouterA, and then observes the output from these two show commands.Which two of these changes are necessary for SwitchA to meet the requirements? （）APort security needs to be globally enabled.BPort security needs to be enabled on the interface.CPort security needs to be configured to shut down the interface in the event of a violation.DPort security needs to be configured to allow only one learned MAC address.EPort security interface counters need to be cleared before using the show command.FThe port security configuration needs to be saved to NVRAM before it can become active.
考题
单选题On a standalone access point， client association using EAP-Cisco Wireless （Cisco-LEAP） is failing， butassociation using EAP-PEAP is functioning. What needs to be enabled on the standalone access point tocorrect this issue？（）A
a shared keyB
network EAPC
open authentication plus EAPD
open authentication plus MAC
考题
单选题Mike, a technician, is replacing a wireless router on an existing small office home office (SOHO) network. The SSID, WPA and DHCP information has been correctly added. Which of the following must also be addressed?（）A
The administrative password needs to be changed.B
The TKIP option needs to be enabled.C
The WEP key needs to be changed.D
Wireless access points need to be added.
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