Deck 12: Operational Support and Wireless Convergence

Question 1

The ____ refers to the connection that begins at a fast ISP, goes through the local neighborhood, and ends at the home or office.

A) last mile connection
B) fiber-optic mile
C) copper line
D) cable connection

Answer 1

A

Question 2

WPA replaces WEP with an encryption technology called ____.

A) Secure Shell (SSH)
B) Temporal Key Integrity Protocol (TKIP)
C) Message Integrity Check (MIC)
D) Message Authentication Code (MAC)

Answer 2

B

Question 3

WiMAX is based on the IEEE ____ standard approved in June 2004.

A) 802.3
B) 802.16
C) 802.32
D) 802.56

Answer 3

B

Question 4

____, or controlling changes made to the WLAN after installation, is another key element of operational support.

A) Controlling and Evaluation
B) Configuration management
C) Monitoring
D) Education

Question 5

WPA2 is based on the final IEEE 802.11F standard ratified in June 2004.

Question 6

In a wireless LAN access control is often performed by enterprise ____.

A) wireless gateways
B) wireless probes
C) router probes
D) AP gateways

Question 7

A(n) ____ is designed to stop an attack from occurring by uncovering and preventing an attack before it harms the WLAN.

A) WIDS
B) IDS
C) WLAN management system
D) WIPS

Question 8

Monitoring tools for wired networks always provide the full array of features necessary for monitoring WLANs.

Question 9

____ allows computers and network equipment to gather data about network performance.

A) FTP
B) SNMP
C) SFTP
D) L2TP

Question 10

All networks require effective operational support to ensure that everything functions as intended.

Question 11

A ____ constantly monitors the radio frequency for attacks.

A) WIDS
B) SNMP
C) WLAN management system
D) SFTP system

Question 12

A secure WLAN should use WEP for its encryption, although WPA may be required in older legacy equipment.

Question 13

____ allows users to freely roam both indoors and outdoors for kilometers while remaining connected.

A) Fixed WiMAX
B) 3G
C) Mobile WiMAX
D) DSL WiMAX

Question 14

Most people are taught using a(n) ____ approach, which comes from a Greek word meaning to lead a child.

A) pedagogical
B) neurological
C) visual
D) kinesthetic

Question 15

All computer users share responsibility for protecting the assets of an organization.

Question 16

An important principle of good wireless network security design is dividing the network into smaller units, a practice known as ____.

A) VPN
B) filtering
C) segmentation
D) firewalling

Question 17

In order for a change request form process to be able to thoroughly evaluate how a proposed change may impact the WLAN, it is first necessary to have established a(n) ____.

A) RF channel
B) coverage area
C) WLAN baseline
D) AP area

Question 18

At the heart of any secure WLAN is ____.

A) traffic filtering
B) protocol monitoring
C) education and training
D) strong encryption

Question 19

IEEE ____ allows a wireless client to determine the quality of service (QoS) and security being used at a different AP before making the transition.

A) 802.11a
B) 802.11g
C) 802.11i
D) 802.11r

Question 20

A WLAN that has been designed from the outset to be secure and ____ (able to accommodate growth) will provide a solid foundation from which attacks can be thwarted and users can feel confident regarding the security of their work.

A) mobile
B) fast
C) scalable
D) global

Question 21

A baseline will typically include a(n) ____________________, or a listing of all installed wireless components,configuration settings,and diagrams that document the current state of the wireless LAN.

Question 22

The first generation of wireless cellular technology is known as ____.

A) 0G
B) 1G
C) 2.5G
D) 3G

Question 23

What elements can be identified using WLAN monitoring tools?

Question 24

Why is operational support important for a WLAN?

Question 25

A(n) ____________________ outlines the requested alteration in such a way that it can be determine what type of review is needed prior to accepting (or rejecting) the proposed changes.

Question 26

How can wireless segmentation be accomplished?

Question 27

How does WPA Enterprise and WPA2 Enterprise models port-based authentication work?

Question 28

Briefly describe traffic filtering.

Question 29

Briefly describe role-based access control.

Question 30

With throughput rates for ____ averaging between 400 Kbps and 700 Kbps, this means for the first time the cellular telephone network can be used for wireless data communications.

A) 1G
B) 2G
C) 2.5G
D) 3G

Question 31

The ____ is an interim step between 2G and 3G digital cellular networks.

A) 2.1G
B) 2i.G
C) 2.5G
D)2.Ig

Question 32

What are the types of changes that can be made to an WLAN?

Question 33

Known as ____________________, it is the mechanism for limiting access to resources based on the users' identity and their membership in various groups.

Question 34

Encryption under theWPA2 personal security model is accomplished by using the block cipher ____________________.

Question 35

The first generation of wireless cellular telephony transmitted at 9.6 Kbps using analog ____ technology.

A) packet-switch
B) frame-switch
C) unit-switch
D) circuit-switch

Question 36

The current 802.16 standard, known as ____________________, is officially IEEE 802.16-2004.

Question 37

How does RADIUS work?

Question 38

The primary difference between 2G and 2.5G networks is that 2.5G networks are ____.

A) circuit-switched
B) packet-switched
C) channel-switched
D) path-switched

Question 39

The IEEE ____ standard would permit users to roam up to 15 kilometers and to deliver those high-speed rates to mobile users even when they are traveling at speeds up to 250 kilometers per hour (155 miles per hour).

A) 802.3
B) 802.16
C) 802.17i
D) 802.20

Question 40

Why is it important to train and educate all network users?

Question 41

What are the characteristics of 3G technology for data communications?