Which two statements about a wireless repeater topology are 

第1题：

第2题：

Which two statements about the Cisco Aironet Desktop Utility （ADU） are true？ （Choose two.）（）  

• A、 The Aironet Desktop Utility （ADU） can be used to establish the association between the client adapter  and the access point， manage authentication to the wireless network， and enable data encryption.
• B、 The Aironet Desktop Utility （ADU） and the Microsoft Wireless Configuration Manager can be used at the same time to configure the wireless client adapter.
• C、 The Aironet Desktop Utility （ADU） can support only one wireless client adapter installed and used at a  time.
• D、 The Aironet Desktop Utility （ADU） profile manager feature can create and manage only one profile for the wireless client adapter.
• E、 When the user selects a different profile in the Aironet Desktop Utility （ADU）， the settings for the wireless client adapter are changed only after a reboot.

第3题：

第4题：

You need to determine the correct wireless LAN topology for use in the Company network.  Which  three statements are true about the various WLAN topologies？（）

• A、 In ad hoc mode， the Independent Basic Service Set （IBSS） is a framework in which mobile  clients connect directly without an intermediate access point.
• B、 In Infrastructure mode， the Basic Service Set （BSS） is a framework in which mobile clients use  a single access point for connecting to each other or to wired network resources.
• C、 In Infrastructure mode， the Extended Services Set （ESS） is a framework in which two or more  Basic Service Sets are connected by a common distribution system （DS）.
• D、 In Infrastructure mode， the Independent Basic Service Setet （IBSS） is a framework in which  mobile clients connect directly without an intermediate access point.
• E、 In ad hoc mode， the Basic Service Set （BSS） is a framework in which mobile clients use a  single AP for connecting to each other or to wired network resources.
• F、 In ad hoc mode， the Extended Services Set （ESS） is a framework in which two or more Basic  Service Sets are connected by a common distribution system （DS）

第5题：

Which two statements are true about L2TP tunnels?（） (Choose two.)

• A、Traffic is clear text
• B、Traffic is encrypted 
• C、They are initiated by the LNS
• D、They are initiated by the LAC

第6题：

第7题：

Which two statements about the wireless control system （WCS） are true？（）

• A、the Cisco WCS is designed to support 1500 Cisco WLAN controllers and up to 50 APs
• B、the Cisco WCS runs on a dedicated network device such as the Cisco 2700 network appliance
• C、the Cisco WCS runs on various windows and Linux platforms
• D、the Cisco WCS screen displays four main menu sheet tab consisting of Monitor， Configure， Security， and Alam
• E、the Cisco WCS uses the SNMP protocol to communicate with the controllers

第8题：

第9题：

Which two statements best describe the wireless security standard that is defined by WPA (Choose two.)（）。

• A、It specifies use of a static encryption key that must be changed frequently to enhance security
• B、It requires use of an open authentication method
• C、It specifies the use of dynamic encryption keys that change each time a client establishes a connection
• D、It requires that all access points and wireless devices use the same encryption key
• E、It includes authentication by PSK

第10题：

You need to set up a Company AP to act as a wireless repeater.  What are three characteristics of  this wireless repeater topology？（）

• A、 The recommended overlap of the access point on the wired LAN and the wireless repeater is  25%.
• B、 Autonomous access points are required.
• C、 The SSID of the root access point must be configured on the repeater access point.
• D、 The recommended overlap of the access point on the wired LAN and the wireless repeater is  50%.
• E、 Lightweight access points are required.
• F、 The recommended overlap of the access point on the wired LAN and the wireless repeater is  75%.
• G、 The SSID of the root access point must be distinct from that of the repeater access point.