Question 1

A BSS is served by one or more APs.

Accepted Answer

A) True 
 B)False

Question 2

On ESS networks that have multiple access points,the wireless device might actually receive beacon frames from several APs.Which AP would a wireless device generally choose in this case?

Accepted Answer

A)  the closest 
B)  the one with the fewest wireless devices attached to the AP 
C)  the one with the strongest signal strength 
D)  the choice will be random 
A)  the closest 
B)  the one with the fewest wireless devices attached to the AP 
C)  the one with the strongest signal strength 
D)  the choice will be random

Question 3

CSMA/CD cannot be used with wireless networks because it is difficult to detect collisions on a wireless LAN.

Accepted Answer

A) True 
 B)False

Question 4

A method of roaming between APs that are separated by a router is referred to as which of the following?

Accepted Answer

A)  Layer 2 roaming 
B)  infrastructure roaming 
C)  Mobile IP 
D)  wireless distribution system 
A)  Layer 2 roaming 
B)  infrastructure roaming 
C)  Mobile IP 
D)  wireless distribution system

Question 5

At regular intervals the AP sends a ____ frame to both announce its presence and to provide the necessary information for other devices to join the network.

Accepted Answer

A)  master 
B)  beacon 
C)  data 
D)  control 
A)  master 
B)  beacon 
C)  data 
D)  control

Question 6

____________________ is a means of reducing collisions and involves dividing the data to be transmitted from one large frame into several smaller ones.

Accepted Answer

The answer of ____________________ is a means of reducing collisions...

Question 7

Which of the following are components of Mobile IP? (Choose all that apply.)

Accepted Answer

A) home agent 
B) IBSS 
C) foreign agent 
D) care-of-address 
A) home agent 
B) IBSS 
C) foreign agent 
D) care-of-address

Question 8

____ effectively prevents collisions because every device must wait until it receives permission before it can transmit.

Accepted Answer

A)  CSMA/CD 
B)  CSMA/CA 
C)  Polling 
D)  Fragmentation 
A)  CSMA/CD 
B)  CSMA/CA 
C)  Polling 
D)  Fragmentation

Question 9

Which is true about the CSMA/CD media access method?

Accepted Answer

A)  collisions can't be detected so they are avoided 
B)  the hidden node problem makes it unsuitable for wireless networks 
C)  all stations wait a random amount of time after the medium is clear 
D)  it uses frame acknowledgement 
A)  collisions can't be detected so they are avoided 
B)  the hidden node problem makes it unsuitable for wireless networks 
C)  all stations wait a random amount of time after the medium is clear 
D)  it uses frame acknowledgement

Question 10

Describe active scanning.

Accepted Answer

In active scanning, the station first se

Question 11

Describe shared key authentication.

Accepted Answer

With shared key authentication, both the

Question 12

List the four different access category classes defined by EDCA.

Accepted Answer

Background

Question 13

Which of the following is true about RTS/CTS?

Accepted Answer

A)  a station must transmit before the NAV value is zero 
B)  the RTS is sent by the AP to indicate the medium is being reserved 
C)  the RTS indicates the length of time needed for the transmission and ACK 
D)  the RTS/CTS method is most efficient when short data frames are being transmitted 
A)  a station must transmit before the NAV value is zero 
B)  the RTS is sent by the AP to indicate the medium is being reserved 
C)  the RTS indicates the length of time needed for the transmission and ACK 
D)  the RTS/CTS method is most efficient when short data frames are being transmitted

Question 14

Describe passive scanning.

Accepted Answer

Passive scanning depends upon the AP "ad

Question 15

A(n)____________________ Service Set is a wireless network that does not use an access point.

Accepted Answer

The answer of A(n)____________________ Service Set is a wireless network...

Question 16

What is a management frame?

Accepted Answer

Management frames are used to

Question 17

The HCF channel access method allows for prioritized traffic types.

Accepted Answer

A) True 
 B)False

Question 18

An access method in which each device is asked,in sequence,if it wants to transmit,is called ___________.

Accepted Answer

The answer of An access method in which each device...

Question 19

When an AP accepts or rejects a wireless device it sends a(n)____ frame.

Accepted Answer

A)  association request 
B)  association response 
C)  authentication 
D)  reassociation 
A)  association request 
B)  association response 
C)  authentication 
D)  reassociation

Question 20

Which is true about wireless authentication methods?

Accepted Answer

A)  open system authentication is an optional secure authentication method 
B)  shared key authentication requires manual key installation 
C)  open system authentication uses a 128-bit encryption key 
D)  only the SSID must be known when using shared key authentication 
A)  open system authentication is an optional secure authentication method 
B)  shared key authentication requires manual key installation 
C)  open system authentication uses a 128-bit encryption key 
D)  only the SSID must be known when using shared key authentication

A BSS is served by one or more APs.

On ESS networks that have multiple access points,the wireless device might actually receive beacon frames from several APs.Which AP would a wireless device generally choose in this case?

CSMA/CD cannot be used with wireless networks because it is difficult to detect collisions on a wireless LAN.

A method of roaming between APs that are separated by a router is referred to as which of the following?

At regular intervals the AP sends a ____ frame to both announce its presence and to provide the necessary information for other devices to join the network.

____________________ is a means of reducing collisions and involves dividing the data to be transmitted from one large frame into several smaller ones.

Which of the following are components of Mobile IP? (Choose all that apply.)

____ effectively prevents collisions because every device must wait until it receives permission before it can transmit.

Which is true about the CSMA/CD media access method?

Describe active scanning.

Describe shared key authentication.

List the four different access category classes defined by EDCA.

Which of the following is true about RTS/CTS?

Describe passive scanning.

A(n)____________________ Service Set is a wireless network that does not use an access point.

What is a management frame?

The HCF channel access method allows for prioritized traffic types.

An access method in which each device is asked,in sequence,if it wants to transmit,is called ___________.

When an AP accepts or rejects a wireless device it sends a(n)____ frame.

Which is true about wireless authentication methods?

The World of Wireless

Wireless Local Area Networks

Radio Frequency Fundamentals

Antennas

Physical Layer Standards

WLAN Management and Architectures

Conducting a Site Survey

Wireless LAN Security Vulnerabilities

Implementing Wireless LAN Security

Managing a Wireless LAN

Wireless Network Troubleshooting and Optimization

Other Wireless Networks

Filters

Exam 6: Medium Access Control Layer Standards

A BSS is served by one or more APs.

On ESS networks that have multiple access points,the wireless device might actually receive beacon frames from several APs.Which AP would a wireless device generally choose in this case?

CSMA/CD cannot be used with wireless networks because it is difficult to detect collisions on a wireless LAN.

A method of roaming between APs that are separated by a router is referred to as which of the following?

At regular intervals the AP sends a ____ frame to both announce its presence and to provide the necessary information for other devices to join the network.

____________________ is a means of reducing collisions and involves dividing the data to be transmitted from one large frame into several smaller ones.

Which of the following are components of Mobile IP? (Choose all that apply.)

____ effectively prevents collisions because every device must wait until it receives permission before it can transmit.

Which is true about the CSMA/CD media access method?

Describe active scanning.

Describe shared key authentication.

List the four different access category classes defined by EDCA.

Which of the following is true about RTS/CTS?

Describe passive scanning.

A(n)____________________ Service Set is a wireless network that does not use an access point.

What is a management frame?

The HCF channel access method allows for prioritized traffic types.

An access method in which each device is asked,in sequence,if it wants to transmit,is called ___________.

When an AP accepts or rejects a wireless device it sends a(n)____ frame.

Which is true about wireless authentication methods?

The World of Wireless

Wireless Local Area Networks

Radio Frequency Fundamentals

Antennas

Physical Layer Standards

WLAN Management and Architectures

Conducting a Site Survey

Wireless LAN Security Vulnerabilities

Implementing Wireless LAN Security

Managing a Wireless LAN

Wireless Network Troubleshooting and Optimization

Other Wireless Networks

Filters