Question 1

The goal of wireless personal area networks is to _____.

Accepted Answer

A) provide high speed Internet access to laptops 
B) eliminate cable clutter around computing devices 
C) improve the security of wireless LANs 
D) extend the range of wireless LANs 
A) provide high speed Internet access to laptops 
B) eliminate cable clutter around computing devices 
C) improve the security of wireless LANs 
D) extend the range of wireless LANs B

Question 2

Wireless LANs use wireless frequencies in the _____ frequency band.

Accepted Answer

A) Ku 
B) Ka 
C) ISM 
D) L 
A) Ku 
B) Ka 
C) ISM 
D) L C

Question 3

The maximum data rate possible in Bluetooth is _____.

Accepted Answer

A) up to 20 mbps 
B) up to 1 mbps 
C) up to 54 mbps 
D) up to 100 mbps 
A) up to 20 mbps 
B) up to 1 mbps 
C) up to 54 mbps 
D) up to 100 mbps A

Question 4

You have invented a new device that can rapidly flip book pages and scan the pages.To connect this device to a computer for archiving the scanned data,the most suitable wireless technology is _____.

Accepted Answer

A) IEEE 802.3 
B) IEEE 802.11 
C) IEEE 802.15 
D) IEEE 802.16 
A) IEEE 802.3 
B) IEEE 802.11 
C) IEEE 802.15 
D) IEEE 802.16

Question 5

All of the following are among the three popular categories of wireless networks available for end users except _____.

Accepted Answer

A) personal area networks 
B) local area networks 
C) Ethernet 
D) metropolitan area networks 
A) personal area networks 
B) local area networks 
C) Ethernet 
D) metropolitan area networks

Question 6

To secure wireless LANs,the current recommendation is to _____.

Accepted Answer

A) use passwords 
B) use wired equivalent privacy WEP) 
C) ignore security risks 
D) use Wi-Fi protected access WPA-2) 
A) use passwords 
B) use wired equivalent privacy WEP) 
C) ignore security risks 
D) use Wi-Fi protected access WPA-2)

Question 7

In a wireless LAN,the area covered by a single access point is a _____.

Accepted Answer

A) basic service area BS
A)  
B) distribution system DS) 
C) extended service set ESS) 
D) portal 
A) basic service area BS
A)  
B) distribution system DS) 
C) extended service set ESS) 
D) portal

Question 8

The highest data rates possible in wireless metropolitan area networks IEEE 802.16 networks)are _____.

Accepted Answer

A) 1 mbps 
B) 11 mbps 
C) 54 mbps 
D) Over 100 mbps 
A) 1 mbps 
B) 11 mbps 
C) 54 mbps 
D) Over 100 mbps

Question 9

All of the following are ISM frequency bands except _____.

Accepted Answer

A) 915 MHz 
B) 2)45 GHz 
C) 5)8 GHz 
D) 50 GHz 
A) 915 MHz 
B) 2)45 GHz 
C) 5)8 GHz 
D) 50 GHz

Question 10

The potential disadvantages of wireless networks include all of the following except _____.

Accepted Answer

A) reliability 
B) costs 
C) data rates 
D) security 
A) reliability 
B) costs 
C) data rates 
D) security

Question 11

In a wireless LAN,when a user moves from one basic service set BSS)to another BSS within the same extended service set ESS),typically _____.

Accepted Answer

A) its IP address changes,but the subnet membership remains the same 
B) it remains in the same subnet,with the same IP address 
C) both the IP address and subnet membership change 
D) None of the above 
A) its IP address changes,but the subnet membership remains the same 
B) it remains in the same subnet,with the same IP address 
C) both the IP address and subnet membership change 
D) None of the above

Question 12

A piconet is _____.

Accepted Answer

A) an extremely small LAN 
B) a LAN with extremely low data rates 
C) a net used to capture pictures 
D) a Bluetooth master device together with the slave devices controlled by this master 
A) an extremely small LAN 
B) a LAN with extremely low data rates 
C) a net used to capture pictures 
D) a Bluetooth master device together with the slave devices controlled by this master

Question 13

CSMA/ CA stands for _____.

Accepted Answer

A) control signal multiple access with collision alertness 
B) carrier sense multiple access with collision avoidance 
C) carrier sense mediated access with collision alertness 
D) control signal mediated access with collision avoidance 
A) control signal multiple access with collision alertness 
B) carrier sense multiple access with collision avoidance 
C) carrier sense mediated access with collision alertness 
D) control signal mediated access with collision avoidance

Question 14

The popular term Wi-Fi is a synonym for _____.

Accepted Answer

A) wireless personal area networks 
B) wireless telephone networks 
C) wireless metropolitan area networks 
D) wireless local area networks 
A) wireless personal area networks 
B) wireless telephone networks 
C) wireless metropolitan area networks 
D) wireless local area networks

Question 15

Any packet format changes required when the frame leaves the wireless LAN are done by the _____.

Accepted Answer

A) distribution system DS) 
B) access point AP) 
C) portal 
D) basic service set BSS) 
A) distribution system DS) 
B) access point AP) 
C) portal 
D) basic service set BSS)

Question 16

In wireless communication,the term ISM stands for _____.

Accepted Answer

A) intelligence,self-confidence and merit 
B) industrial,scientific and medical 
C) integrity,solidarity and method 
D) insight,sincerity and might 
A) intelligence,self-confidence and merit 
B) industrial,scientific and medical 
C) integrity,solidarity and method 
D) insight,sincerity and might

Question 17

WiMAX is another name for _____.

Accepted Answer

A) wireless local area networks 802.11) 
B) wireless metropolitan area networks 802.16) 
C) wireless personal area networks 802.15) 
D) wired local area networks 802.3) 
A) wireless local area networks 802.11) 
B) wireless metropolitan area networks 802.16) 
C) wireless personal area networks 802.15) 
D) wired local area networks 802.3)

Question 18

In wireless LANs,when a station is ready to transmit data,it _____.

Accepted Answer

A) sends the data right away 
B) sends the data as soon as the medium becomes idle 
C) sends the data a little after the medium becomes idle 
D) sends the data after waiting after a random delay 
A) sends the data right away 
B) sends the data as soon as the medium becomes idle 
C) sends the data a little after the medium becomes idle 
D) sends the data after waiting after a random delay

Question 19

All of the following are differences between wireless and wired LANs except _____.

Accepted Answer

A) wireless LANs do not use CRC for error-detection 
B) wireless LANs have no well-defined boundaries 
C) the coverage areas of wireless LANs can overlap 
D) different users of the same wireless LAN may operate at different data rates 
A) wireless LANs do not use CRC for error-detection 
B) wireless LANs have no well-defined boundaries 
C) the coverage areas of wireless LANs can overlap 
D) different users of the same wireless LAN may operate at different data rates

Question 20

In the US,the agency that determines the uses of frequency bands is _____.

Accepted Answer

A) the Federal Communications Commission FC
C)  
B) the Federal Trade Commission FT
C)  
C) the National Science Foundation NSF) 
D) the Securities and Exchange Commission SE
C)  
A) the Federal Communications Commission FC
C)  
B) the Federal Trade Commission FT
C)  
C) the National Science Foundation NSF) 
D) the Securities and Exchange Commission SE
C)

The goal of wireless personal area networks is to _____.

Wireless LANs use wireless frequencies in the _____ frequency band.

The maximum data rate possible in Bluetooth is _____.

You have invented a new device that can rapidly flip book pages and scan the pages.To connect this device to a computer for archiving the scanned data,the most suitable wireless technology is _____.

All of the following are among the three popular categories of wireless networks available for end users except _____.

To secure wireless LANs,the current recommendation is to _____.

In a wireless LAN,the area covered by a single access point is a _____.

The highest data rates possible in wireless metropolitan area networks IEEE 802.16 networks)are _____.

All of the following are ISM frequency bands except _____.

The potential disadvantages of wireless networks include all of the following except _____.

In a wireless LAN,when a user moves from one basic service set BSS)to another BSS within the same extended service set ESS),typically _____.

A piconet is _____.

CSMA/ CA stands for _____.

The popular term Wi-Fi is a synonym for _____.

Any packet format changes required when the frame leaves the wireless LAN are done by the _____.

In wireless communication,the term ISM stands for _____.

WiMAX is another name for _____.

In wireless LANs,when a station is ready to transmit data,it _____.

All of the following are differences between wireless and wired LANs except _____.

In the US,the agency that determines the uses of frequency bands is _____.

Introduction

Physical Layer

Data Link Layer

Network Layer

Transport Layer

Application Layer

Support Services

Subnetting

Routing

Wide Area Networks

Phone Networks

Network Security

Managerial Issues

Filters

Exam 11: Wireless Networks

The goal of wireless personal area networks is to _____.

Wireless LANs use wireless frequencies in the _____ frequency band.

The maximum data rate possible in Bluetooth is _____.

You have invented a new device that can rapidly flip book pages and scan the pages.To connect this device to a computer for archiving the scanned data,the most suitable wireless technology is _____.

All of the following are among the three popular categories of wireless networks available for end users except _____.

To secure wireless LANs,the current recommendation is to _____.

In a wireless LAN,the area covered by a single access point is a _____.

The highest data rates possible in wireless metropolitan area networks IEEE 802.16 networks)are _____.

All of the following are ISM frequency bands except _____.

The potential disadvantages of wireless networks include all of the following except _____.

In a wireless LAN,when a user moves from one basic service set BSS)to another BSS within the same extended service set ESS),typically _____.

A piconet is _____.

CSMA/ CA stands for _____.

The popular term Wi-Fi is a synonym for _____.

Any packet format changes required when the frame leaves the wireless LAN are done by the _____.

In wireless communication,the term ISM stands for _____.

WiMAX is another name for _____.

In wireless LANs,when a station is ready to transmit data,it _____.

All of the following are differences between wireless and wired LANs except _____.

In the US,the agency that determines the uses of frequency bands is _____.

Introduction

Physical Layer

Data Link Layer

Network Layer

Transport Layer

Application Layer

Support Services

Subnetting

Routing

Wide Area Networks

Phone Networks

Network Security

Managerial Issues

Filters