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Test your basic knowledge |
CWNA Wireless Devices
Start Test
Study First
Subjects
:
cisco
,
it-skills
,
cwna
Instructions:
Answer 35 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. WLAN controllers are used in a centralized WLAN architecture together with lightweight AP's - known as thin APs. All the intelligence resides in the controller and all of the AP configs settings such as channel and power are distributed to the lightw
WLAN Array
Client utilities
WLAN controller
Distributed Data Forwarding (DDF)
2. Traditional AP. Contains at least two physical interfaces - usually an RF radio card and 10/100BaseT port. All configuration settings exist in the AP itself - and therefore - management and configuration occurs at the access layer. All encryption and
autonomous AP
Lightweight Access Point
WLAN mesh router
Point-to-Point (PtP)
3. A group of integrated circuits designed to work together. Many 802.11 chipset manufactures exist and sell their technology to the various radio card manufacturers.
Cooperative Control Access Point (CC-AP)
Lightweight Access Point
Residential wireless gateway (RWG)
Chipset
4. Software used to configure a wireless client card. The software interface will usually have the ability to create multiple connection profiles. Configuration settings of a client utility typically include the SSID - transmit power - security settings
WLAN controller
Split MAC architecture
PC Card
Client utilities
5. A WLAN controller and multiple AP's using sector antennas all combined in a single hardware device
ExpressCard
WLAN Array
Radio frequency spectrum management (RFSM)
Wireless Zero configuration (WZC) service
6. An AP that combines an autonomous AP with a suite of Cooperative control protocols - but without requiring a WLAN controller
Nonroot Bridge
Wireless Zero configuration (WZC) service
Virtual BSSID
Cooperative Control Access Point (CC-AP)
7. An environment in which a WLAN controller is a centralized device that can dynamically change the configuration of the lightweight AP based on accumulated RF information gathered from the AP's radio cards.
Software defined radio (SDR)
Role-based access control (RBAC)
Cooperative Control
Dynamic RF
8. A fancy term for a home wireless router - the main function of residential wireless gateway is to provide shared wireless access to a SOHO Internet connection while providing a level of security from the Internet. These SOHO Wi-Fi routers are general
WLAN mesh router
Residential wireless gateway (RWG)
Compact Flash (CF)
WLAN profile
9. RBAC is an approach to restricting system access to authorized users. The three main components of an RBAC approach are users - roles and permissions. Separate roles can be created such as the sales role or the marketing role. Individuals or groups o
Generic routing Encapsulation (GRE)
WLAN Array
PC Card
Role-based access control (RBAC)
10. Autonomous AP contain at least two physical interfaces - usually RF radio card and 10/100BaseT port. The majority of the time - these physical interfaces are bridged together by a virtual interface known as BVI. The BVI is assigned an IP address that
Bridged Virtual Interface (BVI)
WLAN mesh router
Generic routing Encapsulation (GRE)
Wireless network management system (WNMS)
11. A wireless network configuration that connects only two devices together. This is typically a wireless bridge link.
Chipset
WLAN Array
Control and Provisioning of Wireless Access Points (CAPWAP)
Point-to-Point (PtP)
12. A peripheral expansion slot often found on handheld PDA - laptops and other mobile devices
Enterprise encryption gateway (EEG)
Compact Flash (CF)
Nonroot Bridge
Radio frequency spectrum management (RFSM)
13. A wireless network configuration that has a central communications device such as a bridge of an AP providing connectivity to multiple devices such as the other bridges or clients
Nonroot Bridge
WLAN Array
Point-toMultipoint (PtMP)
Cooperative Control
14. A small form factor PCI expansion card. The mini PCI is a variation of the Peripheral Component Interconnect (PCI) bus technology and was designed for use mainly in laptops. A mini PCI radio is often used inside AP's and is also the main type of radi
Mini PCI
Cooperative Control
Chipset
Client utilities
15. A WLAN architecture in which all AP's in the network can be deployed on one channel in either the 2.4Ghz or 5 GHz frequency bands. Uplink and Downlink transmissions are coordinated by a WLAN controller on a single 802.11 channel in such a manner that
ExpressCard
Point-to-Point (PtP)
WLAN Array
Single channel architecture (SCA)
16. Communicate with each other by using proprietary L2 routing protocols - creating a self-forming and self-healing wireless infrastructure (a mesh) over which edge devices can communicate
WLAN mesh router
Point-to-Point (PtP)
Chipset
Wireless network management system (WNMS)
17. The most widely used client utility is an integrated OS client utility - more specifically known as the WZC service utility that is enabled by default in Windows XP.
Control and Provisioning of Wireless Access Points (CAPWAP)
Split MAC architecture
ExpressCard
Wireless Zero configuration (WZC) service
18. Wireless bridges support two major configuration settings:Root and nonroot. Bridges work in a parent/child type of relationship. So think of the root bridge as the parent and the nonroot as the child.
Nonroot Bridge
WLAN Array
Enterprise encryption gateway (EEG)
WLAN controller
19. A central management device originally used to configure and maintain as many as 5 -000 autonomous APs. A WNMS can be either a hardware appliance or a software solution. The current WNMS servers are used to manage multiple WLAN controllers from a sin
Lightweight Access Point
ExpressCard
Split MAC architecture
Wireless network management system (WNMS)
20. A set of configuration parameters that are configured on the WLAN controller The profile parameters can include the WLAN logical name (SSID) - WLAN security settings - VLAN assignment - and QoS parameters.
Enterprise wireless gateway (EWG)
autonomous AP
WLAN profile
Radio frequency spectrum management (RFSM)
21. The PC Card standard specifies 3 types of PC Cards. The 3 card types are the same length and width and use the same 68-pin connector. The thickness of the cards are follows: Type I = 3.3 mm - Type II = 5.0 mm - and Type III = 10.5 mm.
Point-toMultipoint (PtMP)
ExpressCard
PC Card
Client utilities
22. A hardware standard that is replacing PCMCIA cards
Mini PCI
Bridged Virtual Interface (BVI)
ExpressCard
Wireless network management system (WNMS)
23. A wireless architecture that consists of groups of Autonomous AP's with WLAN controller intelligence and capabilities
Compact Flash (CF)
Cooperative Control
WLAN controller
Enterprise encryption gateway (EEG)
24. Software and hardware solutions that can dynamically change the configuration of lightweight or autonomous AP's based on accumulated RF information gathered from the AP's radio cards. Based on the accumulated RF information - the centralized device c
Cooperative Control Access Point (CC-AP)
Radio frequency spectrum management (RFSM)
Client utilities
autonomous AP
25. The use of multiple wireless controllers as data distribution gateways onto the wired network
Point-toMultipoint (PtMP)
Distributed Data Forwarding (DDF)
WLAN mesh router
Bridged Virtual Interface (BVI)
26. A set of standards proposed by the IETF for WLAN controller protocols.
Radio frequency spectrum management (RFSM)
Control and Provisioning of Wireless Access Points (CAPWAP)
Bridged Virtual Interface (BVI)
Wireless Zero configuration (WZC) service
27. A process in which frames such as 802.11 frames are encapsulated in a packet - transmitted between two devices on a network - and then removed from the packet and forwarded.
Mini PCI
Generic routing Encapsulation (GRE)
Point-to-Point (PtP)
Residential wireless gateway (RWG)
28. A specialty 802.11 device used to segment autonomous AP's from the protected wired network infrastructure. An EWG can segment the unprotected wireless network from the protected wired network by acting either as a router or a VPN endpoint and/or as a
Virtual AP
Radio frequency spectrum management (RFSM)
Enterprise wireless gateway (EWG)
Secure Digital (SD)
29. The BSSID is typically the MAC address of the AP's radio card and the L2 identifier of the BSS. Because AP's are capable of advertising multiple SSIDs - and because each SSID requires a separate BSSID - the AP will generate virtual BSSID addresses
Split MAC architecture
Single channel architecture (SCA)
Virtual BSSID
Distributed Data Forwarding (DDF)
30. A future technology that will be able to dynamically switch across a wide range of frequency bands - transmission techniques - and modulation schemes so that a single radio could replace multiple products.
Software defined radio (SDR)
Distributed Data Forwarding (DDF)
Residential wireless gateway (RWG)
Point-toMultipoint (PtMP)
31. A specialty 802.11 device that provides for segmentation and encryption. The EEG typically sits behind several fat access points and segments the wireless network from the protected wired network infrastructure. Proprietary encryption technology usin
Distributed Data Forwarding (DDF)
Enterprise encryption gateway (EEG)
Nonroot Bridge
WLAN mesh router
32. A peripheral expansion slot often found on handheld PDA's.
Secure Digital (SD)
Point-to-Point (PtP)
Bridged Virtual Interface (BVI)
Single channel architecture (SCA)
33. With this type of WLAN architecture - some of the MAC services are handled by the WLAN controller and some are handled by the lightweight AP. For example - integration service (IS) and Distribution system service (DSS) are handled by the controller.
Split MAC architecture
Radio frequency spectrum management (RFSM)
autonomous AP
Nonroot Bridge
34. Multiple SSIDs configured on a single physical AP - where each SSID is mapped to a unique BSSID
Split MAC architecture
Software defined radio (SDR)
Single channel architecture (SCA)
Virtual AP
35. Lightweight AP's are used in a centralized WLAN architecture together with WLAN controllers. A lightweight AP has minimal intelligence and is functionally just a radio card and an antenna. All the intelligence resides in the centralized WLAN controll
Control and Provisioning of Wireless Access Points (CAPWAP)
Enterprise wireless gateway (EWG)
Dynamic RF
Lightweight Access Point