Deck 8: Wireless, Mobile Computing, and Mobile Commerce

Question 1

________ transmission systems can have a large coverage area but encryption must be used for security.

A)Fiber
B)Microwave
C)Radio
D)Satellite

Answer 1

D

Question 2

________ transmission systems transmit data through electromagnetic waves.

A)Fiber
B)Microwave
C)Radio
D)Satellite

Answer 2

B

Question 3

Suppose you use your university's computer lab to print your research papers.If this computer lab contains desktop computers that use a Wi-Fi hotspot to connect to the printer in the center of the room,it is a ________ lab.

A)mobile
B)wireless
C)mobile and wireless
D)a waste of resources

Answer 3

B

Question 4

________ transmission systems can have a large coverage area but their signals experience propagation delay.

A)Fiber
B)Microwave
C)Radio
D)Satellite

Question 5

________ satellites have the longest transmission delay.

A)GEO
B)LEO
C)MEO
D)VEO

Question 6

Suppose you use your university's computer lab to print your research papers.If this computer lab contains laptop computers that use a Wi-Fi hotspot to connect to the printer in the center of the room,it is a ________ lab.

A)mobile
B)wireless
C)mobile and wireless
D)a waste of resources

Question 7

________ transmission systems can have a large coverage area but are expensive.

A)Fiber
B)Microwave
C)Radio
D)Satellite

Question 8

________ occurs when the functions of many physical devices are included in one other physical device.

A)Dematerialization
B)Materialization
C)Pervasiveness
D)Ubiquitousness

Question 9

Only a few ________ satellites are needed for global coverage.

A)GEO
B)LEO
C)MEO
D)VEO

Question 10

In April 2015,Google announced its new wireless service,________.

A)Google Fiber
B)Google MiFi
C)Project Fi
D)Project Wi

Question 11

The main problem with ________ transmission systems is their signals experience propagation delay.

A)fiber
B)microwave
C)radio
D)satellite

Question 12

Suppose you use your university's computer lab to print your research papers.If this computer lab contains laptop computers that are connected to the printer in the center of the room with Ethernet cables,it is a ________ lab.

A)mobile
B)wireless
C)mobile and wireless
D)a waste of resources

Question 13

Validas noted that smartphone users typically waste $28 each month on unused data.This $28 represents ________.

A)breakage
B)scratching
C)tethering
D)wastage

Question 14

Which of the following is TRUE of Project Fi?

A)It allows customers to call,text,and check voicemail using Google Hangouts.
B)It is insecure since it relies on Wi-Fi hotspots.
C)It requires an annual contract.
D)It works the same as traditional carriers,billing customers after using the service.

Question 15

________ satellites are the most expensive to build and launch.

A)GEO
B)LEO
C)MEO
D)VEO

Question 16

________ satellites are stationary relative to a point on the Earth.

A)GEO
B)LEO
C)MEO
D)VEO

Question 17

Google Project Fi customers can set up their phones as a mobile Wi-Fi router and allow their laptops or tablets to surf the Internet on their phone's data connection at no extra charge.This process is called wireless ________.

A)breakage
B)combining
C)tethering
D)wastage

Question 18

________ transmission systems are relatively inexpensive but must have unobstructed line of sight.

A)Fiber
B)Microwave
C)Radio
D)Satellite

Question 19

________ transmission systems have signals that pass through walls but they are susceptible to snooping unless encrypted.

A)Fiber
B)Microwave
C)Radio
D)Satellite

Question 20

________ transmission systems are inexpensive and easy to install but they create electrical interference problems.

A)Fiber
B)Microwave
C)Radio
D)Satellite

Question 21

________ satellites have the largest footprint.

A)GEO
B)LEO
C)MEO
D)VEO

Question 22

________ satellites have the longest orbital life.

A)GEO
B)LEO
C)MEO
D)VEO

Question 23

You have satellite TV.Providers use ________ satellites to get this service to you.

A)GEO
B)LEO
C)MEO
D)VEO

Question 24

A moderate number of ________ satellites are needed for global coverage.

A)GEO
B)LEO
C)MEO
D)VEO

Question 25

________ satellites have the shortest orbital life.

A)GEO
B)LEO
C)MEO
D)VEO

Question 26

________ have a wingspan of a Boeing 737,fly at altitudes above 60,000 feet and stay aloft for three months at a time.

A)Google's Project Fi
B)Google's Project Loon
C)Facebook drones
D)Facebook boons

Question 27

A large number of ________ satellites are needed for global coverage.

A)GEO
B)LEO
C)MEO
D)VEO

Question 28

________ satellites are used to run the GPS system.

A)GEO
B)LEO
C)MEO
D)VEO

Question 29

________ satellites are the least expensive to build and launch.

A)GEO
B)LEO
C)MEO
D)VEO

Question 30

________ satellites move a little relative to a point on the Earth.

A)GEO
B)LEO
C)MEO
D)VEO

Question 31

GPS uses the known speed of the signals and distance from ________ satellite(s)to find the location of a receiving station or user.

A)1
B)3
C)5
D)7

Question 32

________ satellites move rapidly relative to a point on the Earth.

A)GEO
B)LEO
C)MEO
D)VEO

Question 33

________ satellites have an orbital life of 6-12 years.

A)GEO
B)LEO
C)MEO
D)VEO

Question 34

________ provide(s)Internet access to rural and remote areas using balloons at an altitude of 11 miles.

A)Google's Project Fi
B)Google's Project Loon
C)Facebook drones
D)Facebook boons

Question 35

________ satellites require only low-power transmitters.

A)GEO
B)LEO
C)MEO
D)VEO

Question 36

________ satellites require medium-powered transmitters.

A)GEO
B)LEO
C)MEO
D)VEO

Question 37

________ satellites have the most negligible transmission delay.

A)GEO
B)LEO
C)MEO
D)VEO

Question 38

Satellite telephone services are provided through ________ satellites.

A)GEO
B)LEO
C)MEO
D)VEO

Question 39

________ satellites have the smallest footprint.

A)GEO
B)LEO
C)MEO
D)VEO

Question 40

________ does NOT currently have a GPS system planned or in use.

A)Australia
B)China
C)European Union
D)Russia

Question 41

Fishermen in ________ claim they earn about 25% more for their products by using Shellcatch.

A)Chili
B)Mexico
C)Peru
D)the US

Question 42

If you bring your own router to school to set-up Wi-Fi but do not have permission from your university to do this,this is ________.

A)a rogue access point
B)an evil twin attack
C)eavesdropping
D)war driving

Question 43

________ is a medium-range wireless network.

A)Cellular radio
B)LTE
C)UWB
D)Wi-Fi

Question 44

________ is a short-range wireless network.

A)LTE
B)MiFi
C)UWB
D)WiMAX

Question 45

________ is a medium-range wireless network.

A)LTE
B)MiFi
C)UWB
D)WiMAX

Question 46

Until recently,the only way to positively identify the correct species of fish was with DNA testing which takes at least half a day.The first portable technology to identify one species of fish,________,takes 45 minutes.

A)Grouper
B)Herring
C)Sardines
D)Tuna

Question 47

________ is an unauthorized access point into a wireless network.

A)A rogue access point
B)An evil twin attack
C)Eavesdropping
D)War driving

Question 48

________ is a short-range wireless network.

A)LTE
B)MiFi
C)NFC
D)WiMAX

Question 49

If a person intentionally or unintentionally interferes with your wireless network transmissions,they are ________.

A)eavesdropping
B)QR coding
C)RF jamming
D)war driving

Question 50

Suppose you go through your neighborhood to figure out how many wireless networks are unsecure.This is __________.

A)a rogue access point
B)an evil twin attack
C)eavesdropping
D)war driving

Question 51

Data prices in ________ are among the lowest in the world.

A)Ethiopia
B)India
C)Russia
D)Vietnam

Question 52

________ is a high-bandwidth wireless technology with transmission speeds in excess of 100 Mbps.It is a ______-range wireless network technology.

A)NFC; medium
B)NFC; short
C)UWB; medium
D)UWB; short

Question 53

________ is a medium-range wireless network.

A)LTE
B)NFC
C)Super Wi-Fi
D)WiMAX

Question 54

The biggest problem with using wireless networks is ________.

A)accessibility
B)cost
C)security
D)usability

Question 55

Shellcatch uses ________ to document which types of fish they catch and where.

A)ERP
B)GPS
C)RFID
D)TPS

Question 56

________ is a wide-area wireless network.

A)LTE
B)MiFi
C)NFC
D)WiMAX

Question 57

________ is a short-range wireless network.

A)Bluetooth
B)LTE
C)MiFi
D)WiMAX

Question 58

The number of Vietnamese people with an internet connection went from 12% in 2005 to almost 50% in 2016 largely thanks to ________.

A)computers
B)Facebook's drones
C)Google's Project Fi
D)smartphones

Question 59

If someone simulates a valid wireless access point to get people to provide usernames,passwords,and account numbers without that person's knowledge,this is ________.

A)a rogue access point
B)an evil twin attack
C)eavesdropping
D)war driving

Question 60

________ refers to efforts by unauthorized users to access data that are traveling over wireless networks.

A)A rogue access point
B)An evil twin attack
C)Eavesdropping
D)War driving

Question 61

________ is expected to be deployed by 2020.

A)2G
B)3G
C)4G
D)5G

Question 62

________ cellular networks used analog signals and had low bandwidth.

A)1G
B)2G
C)3G
D)4G

Question 63

________ is a wireless network proposal that creates long-distance wireless internet connections; it uses the lower-frequency "white spaces" between broadcast TV channels.

A)MiFi
B)Super Wi-Fi
C)Wi-Fi Direct
D)WiMAX

Question 64

________ is the amount of bandwidth actually available for you to use.

A)Broadband
B)Downloadability
C)Connection speed
D)Throughput

Question 65

________ cellular networks used digital signals primarily for voice communications and provided data communication up to 10 Kbps.

A)1G
B)2G
C)3G
D)4G

Question 66

LTE is ________ cellular technology.

A)2G
B)3G
C)4G
D)5G

Question 67

________ is the wireless transmission and receipt of data gathered from remote sensors.

A)A mobile portal
B)A voice portal
C)L-commerce
D)Telemetry

Question 68

________ cellular networks use digital signals and can transmit voice and data at different speeds based on how fast the user is moving; it supports video,web browsing,and instant messaging.

A)1G
B)2G
C)3G
D)4G

Question 69

Your actual download speed is determined by ________.

A)broadband
B)downloadability
C)connection speed
D)throughput

Question 70

Firemen often use ________ to communicate with each other in burning buildings.

A)NFC
B)RFID
C)Wi-Fi
D)UWB

Question 71

Find My iPhone is an example of ________.

A)a mobile portal
B)a voice portal
C)l-commerce
D)Telemetry

Question 72

Medium-range wireless networks are ________ technology.

A)LAN
B)MAN
C)PAN
D)WAN

Question 73

________ is a small,portable wireless device that provides users with a permanent Wi-Fi hotspot wherever they go.

A)MiFi
B)Super Wi-Fi
C)Wi-Fi Direct
D)WiMAX

Question 74

________ technology enables the use of mobile wallets.

A)NFC
B)UWB
C)Wi-Fi
D)WiMAX

Question 75

________ is designed to be embedded in mobile devices and can be used with mobile wallets.It is a _________-range wireless network technology.

A)NFC; medium
B)NFC; short
C)UWB; medium
D)UWB; short

Question 76

Which of the following is NOT a barrier to Wi-Fi expansion?

A)Cost
B)Roaming
C)Security
D)Usability

Question 77

Under Belgian law,Bobbejaanland Family Park is considered a(n)________ because ________.

A)ISP; it offers free Wi-Fi to patrons
B)ISP; it tracks users of the park
C)NAP; it offers free Wi-Fi to patrons
D)NAP; it tracks users of the park

Question 78

Suppose you use Speedpass+ at Exxon and Mobil to pay for your gas.This is ________ technology.

A)NFC
B)RFID
C)Wi-Fi
D)UWB

Question 79

Bobbejaanland Family Park implemented ________ technology to track customers.

A)cellular radio
B)LTE
C)UWB
D)Wi-Fi

Question 80

________ is a substitute for Bluetooth.

A)MiFi
B)Super Wi-Fi
C)Wi-Fi Direct
D)WiMAX