APN是什么的缩写？（）A、Alcatel Point NameB、Abbreviation of Point NameC、Access Point NameD、Access Packet Net

第1题：

On what kinds of networks does OSPF elect a backup designated router?（）

• A、Point-to-point and point-to-multipoint networks
• B、Nonbroadcast and broadcast multipoint multicasting
• C、Point-to-point and multi-access broadcasting
• D、Point-to-multipoint and multi-access broadcasting
• E、Nonbroadcast and broadcast multi-access

第2题：

Which of the following statements explains why it is normally best to have more than one controller-based access point participate in the containment of one rogue access point？（）

• A、clients connected to the rogue access point must be able to connect to the containment controller-based access point.
• B、multiple controller-based access points will load-balance the containment task using fewer resources than a single access point.
• C、clients connected to the rogue access point may be out of the range of the controller-based access point providing containment.
• D、each controller-based access point can handle only a limited amount of clients connected to the rogue access points.

第3题：

Which set of statements describes the correct order and process of a Company wireless user  client associating with a wireless access point in the Company network？ （）

• A、 1. Access point sends probe request .2. Client sends probe response.3. Client initiates  association.4. Access point accepts association.5. Client adds access point MAC address to  association table.
• B、 1. Client sends probe request.2. Access point sends probe response.3. Client initiates  association.4. Access point accepts association.5. Access point adds client MAC address to  association table.
• C、 1. Client sends probe request.2. Access point sends probe response.3. Access point initiates  association.4. Client accepts association.5. Access point adds client MAC address to association  table.
• D、 1. Access point sends probe request .2. Client sends probe response.3. Client initiates  association.4. Access point accepts association.5. Access point adds client MAC address to  association table.
• E、 1. Client sends probe request.2. Access point sends probe response.3. Client initiates  association.4. Access point accepts association.5. Client adds access point MAC address to  association table.
• F、 None of the other alternatives apply.

第4题：

Which statement is true about the data traffic between the access point named TKAP1 and  controller TKC1？（）

• A、 The data traffic between the access point and controller is not encrypted.
• B、 The data traffic is encapsulated with LWAPP.
• C、 The data traffic is switched at the access point before being sent to the WLAN controller where  VLAN tagging and QoS are applied.
• D、 The data traffic is encrypted with AES.
• E、 All of the above

第5题：

The LWAPP （Lightweight Access Point Protocol） is in use within the Company wireless LAN.  Which statement is true about this protocol？（）

• A、 Real-time frame exchange is accomplished within the access point.
• B、 The control traffic between the client and the access point is encapsulated with the LWAPP. 
• C、 Authentication， security， and mobility are handled by the access point.
• D、 Data traffic between the client and the access point is encapsulated with LWAPP.
• E、 None of the other alternatives apply

第6题：

In the Company wireless LAN，  what is the function of the Service Set Identifier （SSID）？（）

• A、 The SSID must match on both the Company client and the Company access point and provides  MAC Address Authentication to authenticate the client to the access point.
• B、 The SSID should be configured on the Company client site only and provides data-privacy  functions and authentication to the access point.
• C、 The SSID must match on both the Company client and the Company access point and provides encryption keys for authentication to the access point.
• D、 The SSID must match on both the Company client and the Company access point. The SSID is  advertised in plain-text in the access point beacon messages.  
• E、 None of the other alternatives apply

第7题：

A default Frame Relay WAN is classified as what type of physical network?（）

• A、point-to-point  
• B、broadcast multi-access  
• C、nonbroadcast multi-access  
• D、nonbroadcast multipoint 
• E、broadcast point-to-multipoint 

第8题：

A Cisco Aironet 1020 controller-based access point has been connected to a Catalyst 3550-24PWR Switch. However， when it is powered up， the access point fails. What has caused this problem？（）

• A、access point does not support 802.11h
• B、incorrect switch power supply
• C、switch port is not enabled
• D、switch does not support 802.3af
• E、access point has not been initialized with the primary controller

第9题：

Which two statements about a wireless repeater topology are true？（）

• A、A wireless repeater is an access point that is not connected to the wired LAN.
• B、The repeater feature is only available in lightweight access point topologies.
• C、The SSID of the root access point must be configured on the repeater access point.
• D、This topology requires a 10 - 15 percent overlap between a wired access point and the wireless repeater.
• E、This topology requires a 15 - 25 percent overlap between a wired access point and the wireless repeater.
• F、To avoid interference， the repeater access point must use a different channel from what the root access point uses.

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第13题：

A new Aironet 1200 series AP has been installed in the Company WLAN.  What happens when this  device is connected to the LAN， with a default configuration？（）

• A、 The access point will attempt to download an encryption key from the nearest wireless server.
• B、 The access point makes several attempts to get an IP address from the DHCP server. If the  access point does not receive an address， it assigns itself the IP address 10.0.0.1 for 5 minutes.
• C、 The access point will attempt to connect to the nearest wireless server using LEAP  authentication.
• D、 The access point requests an IP address from the DHCP server. If the access point does not  receive an address， it continues to send requests indefinitely.
• E、 None of the other alternatives apply

第14题：

A rogue access point is detected on the cisco wcs consolE. upon investigation，the access point is discovered to belong to a neighboring business. Your administrator should designate the rogue access point as which of the following？（）

• A、known internal
• B、managed
• C、friendly
• D、known external

第15题：

Which of the following solutions will detect and disable a rogue access point?（）

• A、Port scan
• B、Packet sniffer
• C、IPS
• D、IDS

第16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.

第17题：

Which of the following statements explains why it is normally best to have more than one controller-basedaccess point participate in the containment of one rogue access point？（）

• A、Multiple controller-based access points will load-balance the containment task using fewer resources than a single access point.
• B、Clients connected to the rogue access point may be out of the range of the controller-based access point providing containment.
• C、Each controller-based access point can handle only a limited amount of clients connected to the rogue access points.
• D、Clients connected to the rogue access point must be able to connect to the containment controller-based access point.

第18题：

Which two types of activities does the Lightweight Access Point Protocol （LWAPP） define？ （Choose two.）（）

• A、 access point certification and software control
• B、 compression and Layer 3 address mapping
• C、 Layer 3 addressing and distribution
• D、 packet encapsulation， fragmentation， and formatting
• E、 SNMP monitoring services

第19题：

Which is NOT part of a typical wireless site survey？（）

• A、Implementation suggestions
• B、Access point locations
• C、Security requirements
• D、Access point mounting methods

第20题：

The Lightweight Access Point Protocol （LWAPP） is in use within the Company wireless network.   Which two statements correctly describe features of this protocol？ （）

• A、 Control traffic between an access point and a controller is encrypted within LWAPP.
• B、 Data traffic between an access point and a controller is encrypted within LWAPP.
• C、 Layer 3 mode packets are transmitted in TCP frames.
• D、 Data traffic between an access point and a controller is encapsulated within LWAPP.
• E、 VLAN tagging and QoS markings are applied at the access point.

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