Chapter 10 Quiz

Refer to IT's About Business 10.4 - Apple's iBeacons: The primary purpose of Apple's iBecons is to...

Allow advertisers and business partners to deliver information and other media to a person's location

Active RFID tags rely entirely on RFID readers for their power.

False

In a mesh network, the motes transmit their data to a central computer.

False

One advantage of smartphones is that people can use them to copy and pass on information that may be deemed confidential.

False

Wi-Fi provides excellent security.

False

The global positioning system is supported by GEO satellites.

Falsre

The area of the earth reached by a satellite's transmission is referred to as its _____.

Footprint

Refer to the Opening Case - Mobile Commerce via Telemedicine at the Miami Children's Hospital: Miami Children's Hospital, developed three telemedicine modules. Which of the following was not one of them?

Persuasive

Unfortunately, many managers consider smart phones as only _____, rather than as _____ that can transmit wirelessly.

Phones, digital cameras

A(n) _____ allows unauthorized entry into a wireless network.

Rogue access point

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

Supply chain management

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

True

Dematerialization is when the functions of many physical devices are included in one physical device.

True

Mesh networks are reliable, efficient, and fault tolerant.

True

Pervasive computing means that virtually every object has processing power with either wired or wireless connections to a global network.

True

Rogue access points can be set up by employees.

True

Frank and his wife, Paula, run a country store with a special room where husbands can sit while their wives are shopping. The Men's Corner already has a large-screen TV for sports viewing, and they recently added Wi-Fi. Paula says she's heard about people driving around trying to find wireless points. You tell her this is called _____________.

War driving

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

Wi-fi is expensive to set up

Today, most wireless local area networks use the _____ standard, which can transmit up to 54 Mbps and has a range of about 300 feet.

802.11g

_____ communicate(s) via radio waves using radio antennas placed within adjacent geographic areas.

Cell phones

Refer to Closing Case #1 - Republic Wireless and FreedomPop Might Disrupt the Wireless Industry: Which of the following is not a correct statement about Cisco's 2012 cellular traffic report?

Cellular traffic grew more than expected.

Which of the following is not an advantage of wireless devices to users? a) They have sufficient computing power to perform productive tasks. b) They are small enough to easily carry or wear. c) They can communicate wirelessly with the Internet and other devices. d) All of the above are advantages.

D. All of the above are advantages.

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

E. All of the above

_____ refers to efforts by unauthorized users to access data traveling over wireless networks.

Eavesdropping

Although rogue access devices can be installed innocently, they can also be installed by an attacker trying to gain unauthorized access to a wireless network. In such cases, these devices are called an _____.

Evil twin

The major problem with RFID has been _______.

Expense

Refer to Closing Case #2 - Has Facebook Solved the Mobile Ad Problem?: Facebook exploited several mobile marketing myths. Which of the following is not one of the myths?

Facebook's mobile ads take up more screen space than desktop ads do.

Microwave transmission systems are used for _____ volume, _____ distance, _____ communications.

High, long, line-of-sight

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

Hotspot

The two major characteristics that differentiate mobile computing from other forms of computing are ______ and ________.

Mobility, broad reach

_____, with the shortest range of any wireless network, is designed to be used with contactless credit cards.

Near-field communications

Frank and his wife, Paula, run a country store with a special room where husbands can sit while their wives are shopping. The Men's Corner already has a large-screen TV for sports viewing, and they recently added Wi-Fi. Paula says she's heard about people trying to interfere with other people's wireless transmissions. You tell her this is called ______________.

RF jamming

Which of the following is not an advantage of radio?

Radio waves do not create electrical interference problems.

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

Radio-frequency identification

_____ is the science that measures physical remoteness by means of wireless transmission from a remote source to a receiving station.

Telemetry

Frank and his wife, Paula, run a country store in a high-foot-traffic area in a resort town. The store has a special area where husbands can sit while their wives are shopping. The Men's Corner already has a large-screen TV for sports viewing, but Frank and Paula are considering adding Wi-Fi. Which of the following statements is false?

They should consider using Wi-Fi Direct.

The higher the orbit of a satellite, the larger its footprint.

True

Michaela runs a dog-walking business. She has three employees, and she prides herself in maintaining a high level of customer service. She recently purchased a smartphone for herself for the business and is giving each employee $30 a month to subsidize their smartphone monthly bill. Using her smartphone will help Michaela with all but which of the following?

Update the billing on her home laptop.

Parking meters that you can pay via your mobile telephone are an example of _________.

Wireless electronic payment