test bank chapter 9

Answer: C Section reference 1: Wireless Technologies Difficulty: Medium types of wireless transmission media.. A full-function Internet browser Answer: D Section reference 1: Wireless Te

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Package Title: Testbank Questions

Course Title: IS 5e

Chapter Number: 8

Question Type: True/False

1 Wireless computing does not really affect productivity

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Learning Objective 1: LO 8.0 Provide a real-world application of wireless, mobile computing, and mobile commerce.

3 Wireless technologies are not changing the ways that organizations are doing business, but they are enabling organizations to do business faster

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8 Radio transmissions are highly secure

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short-11 Wi-Fi provides excellent security.

Learning Objective 1: LO 8.4 Describe technologies that underlie pervasive computing,

providing examples of how businesses can utilize each one

13 Mesh networks are reliable, efficient, and fault tolerant

Answer: True

Section reference 1: Pervasive Computing

Difficulty: Easy

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Learning Objective 1: LO 8.4 Describe technologies that underlie pervasive computing, providing examples of how businesses can utilize each one.

14 Personalization means that a mobile device can provide real-time communication, independent of the user’s location

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Section reference 1: Mobile Computing and Mobile Commerce

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22 Refer to IT’s About Business 8.6 – BP Uses Wireless Technologies: Wireless sensors can

be used to increase safety and reliability by doing tasks that are too dangerous for humans

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Question Type: Multiple Choice

24 Individuals are finding it convenient and productive to use wireless devices for which of the following reasons?

A To make use of time that was formerly wasted

B To become more efficient

C Work locations are more flexible

D To be able to allocate working time around personal and professional obligations

E All of the above

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Answer: E

Section reference 1: Wireless Technologies

Difficulty: Medium

types of wireless transmission media

25 Of the following, which is the major problem with smart phones?

A They are too slow

B They are too expensive

C They can be used to compromise security

D Their screens are too small

E Their browsers are not fully functional

Answer: C

Difficulty: Medium

26 The capabilities of smart phones include all of the following except _

A A calculator

B E-mail

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C A global positioning system

D Corporate transaction processing

E A full-function Internet browser

Answer: D

Difficulty: Easy

27 Unfortunately, many managers consider smart phones as only _, rather than as _ that can transmit wirelessly

A Phones, digital cameras

B Phones, pagers

C Digital cameras, phones

D Digital cameras, pagers

E Cheap, expensive devices

Answer: A

Difficulty: Medium

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28 Microwave transmission systems are used for _ volume, _ distance, _ communications.

A Low, long, broadcast

B Low, short, line-of-sight

C High, long, broadcast

D High, short, broadcast

E High, long, line-of-sight

Answer: E

Difficulty: Medium

29 Which type of satellite has the largest footprint?

30 The area of the earth reached by a satellite’s transmission is referred to as its _

A Hotspot

B Coverage

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types of wireless transmission media.

31 The greatest problem with GEO satellites is which of the following?

A Propagation delay

B Expense

C Orbital life

D Size of the footprint

E Relative speed with respect to a point on the earth’s surface

Answer: A

Difficulty: Easy

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32 _ is a satellite-based tracking system that enables users to determine a person’s position.

A Bluetooth

B Wireless application protocol

C Short message service

33 Which of the following is not an advantage of radio?

A No metallic wires are needed

B Radio waves propagate easily through office walls

C Radio devices are inexpensive

D Radio waves do not create electrical interference problems

E Radio devices are easy to install

Answer: D

Difficulty: Medium

34 The main problem with radio transmission is which of the following?

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A Radio waves cannot travel through walls.

B When you travel too far from the source, the signal fades

C Devices are difficult to install

D Radio waves are slow

E Devices are expensive to install

Answer: B

Difficulty: Medium

35 The most common wireless technology for TV and DVD remote control devices is _

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36 _ is a wireless standard that enables temporary, short-range connection between mobile devices.

A Bluetooth

B Wireless application protocol

C Short message service

D Wi-Fi

E Global positioning system

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Answer: A

Section reference 1: Wireless Computer Networks and Internet Access

Difficulty: Easy

short-range, medium-short-range, and long-range networks respectively

37 Which of the following is the most appropriate wireless networking standard for creating personal area networks?

38 Which of the following is the most appropriate wireless technology for real-time location of

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short-range, medium-short-range, and long-range networks respectively.

39 _, with the shortest range of any wireless network, is designed to be used with

contactless credit cards

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40 Which of the following statements about Wi-Fi is not correct?

A Wi-Fi provides simple Internet access

B Laptop PC scans contain chips that can send and receive Wi-Fi signals

C Many companies offer free Wi-Fi access in their stores

D Wi-Fi requires encryption for secure transmissions

E Wi-Fi is expensive to set up

Answer: E

Difficulty: Medium

41 Which of the following is not inhibiting faster Wi-Fi expansion?

A Users cannot roam from hotspot to hotspot if the hotspots use different Wi-Fi network

services

B A lack of security

C The growth of WiMAX

D Unless the service is free, users have to log on to separate accounts for each hotspot

E Wi-Fi services may not survive in the face of free hotspot access

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Answer: C

Difficulty: Hard

42 A small geographical perimeter within which a wireless access point provides service to a number of users is called a

43 Today, most wireless local area networks use the _ standard, which can transmit up to

54 Mbps and has a range of about 300 feet

A 802.11a

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short-range, medium-short-range, and long-range networks respectively.

44 _ networks use multiple Wi-Fi access points to create a wide area network

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Learning Objective 1: LO 8.2 Describe how businesses can use technology employed by range, medium-range, and long-range networks respectively.

short-45 _ communicate(s) via radio waves using radio antennas placed within adjacent

46 The _ standard can transmit up to 75 Mbps and has a range of 31 miles

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Answer: E

Difficulty: Easy

47 The two major characteristics that differentiate mobile computing from other forms of computing are and

A Mobility, broad reach

B Mobility, lack of expense

C Security, broad reach

m-commerce applications can benefit a business

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48 With regard to mobile computing, _ means that it is easy and fast to access the Web and other mobile devices

49 With regard to mobile computing, _ means that knowing where a user is physically located is a key to offering relevant products and services

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Learning Objective 1: LO 8.3 Provide a specific example of how each of the five major commerce applications can benefit a business.

m-50 The development of mobile commerce is driven by all of the following factors except:

A The widespread availability of mobile devices

B The cell phone culture

51 Which of the following is not a mobile application in financial services?

A Transaction processing systems

B Mobile banking

C Wireless electronic payment systems

D Micropayments

E Wireless wallets

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Answer: A

Difficulty: Medium

52 Parking meters that you can pay via your mobile telephone are an example of _

53 If you buy a hot dog at a concession stand using your contactless credit card, you are using

a

A Wireless money transfer

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m-commerce applications can benefit a business.

54 Putting ads on top of taxicabs in New York City that change as the cabs travel around the city is an example of

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55 _ refer(s) to the wireless communication of location-based information and control messages to and from vehicles and other mobile assets.

56 Sense networks track users via all of the following technologies except _

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Difficulty: Medium

57 _ is the science that measures physical remoteness by means of wireless transmissionfrom a remote source to a receiving station

58 The generic term for technologies that use radio waves to automatically identify individual items is

A Telemetry

B Bar codes

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providing examples of how businesses can utilize each one.

59 Which of the following is not a limitation of barcodes?

A They require line-of-sight to the scanning device

B They are printed on paper

C They identify the manufacturer, product, and item

D They are difficult to use in a manufacturing plant

E They are useless in determining expiration date

Answer: C

Difficulty: Medium

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60 The major problem with RFID has been _

61 What would be the best use of RFID in a business?

A Transaction processing

B Supply chain management

C Personnel tracking

D Enabling communications with customers

E Decreasing network costs

Answer: B

Difficulty: Medium

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Learning Objective 1: LO 8.4 Describe technologies that underlie pervasive computing,

62 _ networks collect data from many points over an extended space

63 Which of the following can be used for reading utility meters without a person having to get out of a truck?

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Answer: B

Difficulty: Easy

64 The act of locating wireless local area networks while moving around a city is called

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67 In _, a person or a device intentionally or unintentionally interferes with your wireless network transmissions.

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Section reference 1: Wireless Security

A Traditional credit card issuers have not shown a serious interest in this technology

B Individual companies cannot utilize this technology due to its prohibitive price

C Google has launched a program to manufacture its own smart phone chips

D Unlike traditional wallets, smart phones can be password protected

E Consumer advocates endorse mobile systems because they will lead to lower prices

Answer: D

Section reference 1: Opening Case

Difficulty: Medium

and mobile commerce

70 Refer to IT’s About Business 8.1 – Big Wheel Mobile Truck & Square: Products like Square offer small independent businesses the following advantages over the traditional credit card systems:

A Square does not charge merchants a fee for each transaction

B Square does not require expensive equipment

C Square can run on most mobile devices that the merchant already has

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D Square can be easily customized and updated

E All of the above

Answer: E

Section reference 1: IT’s About Business 8.1

Difficulty: Easy

and mobile commerce

71 Refer to IT’s About Business 8.2 – Cell Phones Revolutionize Healthcare in Uganda: Which

of the following was not an outcome of using cell phones in Uganda?

A Medication was removed from clinics that had too much

B Doctors could text each other patient names

C The mTrac system requires a long training period for users

D Anonymous text messages can be sent to report any problems at the clinics

E All of the above are true

Answer: D

Difficulty: Medium

and mobile commerce

72 Refer to IT’s About Business 8.3 - Near-Field Communications Helps Travelers in Japan: Which of the following statements is false?

A SKiP reduces the check-in, security and boarding time in the train stations to 15 mins

B Retailers and merchants and send targeted marketing messages to customers who are physically near their store

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D NFC technology in smart phones is used for ticketing and boarding passes

Answer: A

Difficulty: Medium

and mobile commerce

73 Refer to IT’s About Business 8.4 – Airlines Provide Wi-Fi to Passengers: As customers get more used to having ubiquitous Internet access, Wi-Fi in airplanes will be

A Free

B More expensive than it is now

C Provided by the government

and mobile commerce

74 Refer to IT’s About Business 8.5 – Mobile Ads Still Aren’t Very Good: Which of the following statements is false?

A Mobile advertising sends advertisements to users based on their current location

B Mobile advertising requires new formats since banner ads are not visible on small screens

C Pop-up window advertising does not work as well on mobile devices as it does on computer screens

D It is easier to track the effectiveness of mobile advertising than other mediums

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E Mobile advertising can be used to distribute coupons

Answer: A

Difficulty: Easy

and mobile commerce

75 Refer to Closing Case – Retailer Gains Many Benefits with RFID Item-Level Tagging: Which

of the following is the primary advantage of using RFID tags for retailers?

A Easy to see tags on items

B Storing more information about each item

C Cost savings from time and labor

D Cost savings on tags

E Cost savings on scanner installations

Answer: C

Section reference 1: Closing Case

Difficulty: Medium

and mobile commerce

Question Type: Essay

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