Deck 7: Networks: Mobile Business

Question 1

Worldwide interoperability for microwave access (WiMAX) is a communications technology aimed at providing high-speed wireless data over metropolitan area networks.

Answer 1

True
Explanation: This is the definition of a worldwide interoperability for microwave access (WiMAX).

Question 2

A domain name system (DNS) converts IP addresses into domains, or identifying labels, that use a variety of recognizable naming conventions.

Answer 2

True
Explanation: This is the definition of domain name system (DNS).

Question 3

The main challenges facing networks include security, social, ethical, and political issues.

Answer 3

True
Explanation: The main challenges of networks include security, social, ethical, and political issues.

Question 4

Some of the social challenges with networking occur with newsgroups or blogs where like-minded people can exchange messages.Problems can arise when sensitive social issues become the topic of discussion such as politics or religion.

Question 5

Wireless networking includes personal area networks (PANs) that provide communication over a short distance that is intended for use with devices that are owned and operated by a single user.

Question 6

An intranet is a restricted network that relies on Internet technologies to provide an Internet-like environment within the company for information sharing, communications, collaboration, web publishing, and the support of business processes.

Question 7

Two methods for encrypting network traffic on the web are secure sockets layer and secure hypertext transfer protocol.

Question 8

Network convergence is the integration of communication channels into a single service.

Question 9

Radio-frequency identification (RFID) uses electronic tags and labels to identify objects wirelessly over short distances.

Question 10

A local area network (LAN) spans a large geographic area such as a state, province, or country.

Question 11

A wireless LAN (WLAN) is a means by which portable devices can connect wirelessly to a local area network, using access points that send and receive data via radio waves.

Question 12

The three main benefits of networks or a connected world include sharing resources, providing opportunities, and reducing travel.

Question 13

A global positioning system (GPS) consists of hardware, software, and data that provide location information for display on a multidimensional map.

Question 14

Mobile and wireless networks are identical, and the terms can be used synonymously.

Question 15

GPS utilizes a location-based service (LBS), or application that uses location information to provide a service, whereas a GIS does not use an LBS application.

Question 16

VPNs are often used to connect to a corporate server.VPN stands for a valued partner network.

Question 17

A great GIS example, Google Earth, combines satellite imagery, geographic data, and Google's search capabilities to create a virtual globe that users can download to a computer or mobile device.

Question 18

Secure sockets layer (SSL) is a combination of HTTP and SSL to provide encryption and secure identification of an Internet server.

Question 19

RFID innovations and technologies are being used in many industries including retail, hospitals, pharmaceuticals, and ranching.

Question 20

Wireless networks offer many business advantages but can often slow employee productivity and workflow processes.

Question 21

Which of the following is not a LAN?

A)Home office
B)Business office
C)College dorm room
D)The Internet

Question 22

What enables telecommunications or the exchange of information (voice, text, data, audio, and video)?

A)Computer networks
B)Email
C)HTML
D)Technology sourcing

Question 23

What spans a large geographic area such as a state, province, or country, similar to the Internet?

A)Metropolitan area network (MAN)
B)Local area network (LAN)
C)Wide area network (WAN)
D)Secure area network (SAN)

Question 24

LBS differ from RFID in that an LBS cannot track and monitor objects such as inventory.

Question 25

What is the largest and most important network that has evolved into a global information superhighway?

A)Internet
B)Intranet
C)Extranet
D)LAN

Question 26

LANs, WANs, and MANs all provide users with an accessible and reliable network infrastructure.Which of the following are the most important network differentiating dimensions?

A)Reliability and timing
B)Confidentiality and performance
C)Security and cost
D)Cost and performance

Question 27

Enhancing mobility is one of the greatest advantages provided by wireless networks.It allows activities that were formerly tied to physical locations to be performed almost anywhere.

Question 28

Wireless technology offers the opportunity to redesign and often complicates the workflow processes to be faster, yet more expensive, and more time-consuming.

Question 29

WLANs that use wi-fi have a built-in security mechanism called wi-fi protected access (WPA), a wireless security protocol to protect wi-fi networks.

Question 30

Instant access to customer profiles, account history, and current order status significantly improves the quality of interactions with customers, suppliers, and business partners.

Question 31

What services do telecommunications offer?

A)Telephone and cellular services
B)Cable and satellite services
C)Internet services
D)All of these

Question 32

Which of the following offers a common example of a LAN?

A)College campus
B)Home office
C)City library
D)All of these

Question 33

What are the five elements that are needed to create a connected world or a network?

A)Categories, programs, alternatives, people, and core philosophy
B)Program, providers, access, mechanics, and teachers
C)Categories, providers, access technologies, protocols, and convergence
D)LAN, WAN, MAN, PAN, and SAN

Question 34

What connects a group of computers in close proximity, such as in a school or office setting?

A)Metropolitan area network (MAN)
B)Local area network (LAN)
C)Wide area network (WAN)
D)Secure area network (SAN)

Question 35

Which of the following includes the three primary network types?

A)LAN, WAN, SAN
B)LAN, WAN, MAN
C)LAN, SAN, XAN
D)LAN, WAN, XAN

Question 36

Which of the following offers an example of a WAN?

A)The Internet
B)Microsoft's main campus in Washington
C)The city of Denver's court and police departments
D)All of these

Question 37

The Internet is a hierarchical structure linking different levels of service providers whose millions of devices supply all the interconnections.The three levels outlined in the book from the top down include _____________________.

A)New system provider (NSP), current system provider (CSP), and order entry system provider (OSP)
B)National service provider (NSP), regional service provider (RSP), and Internet service provider (ISP)
C)Net server point (NSP), radio server point (RSP), and Internet server point (ISP)
D)None of these

Question 38

What do you call a large computer network usually spanning a city or a specific infrastructure like a college?

A)Metropolitan area network (MAN)
B)Local area network (LAN)
C)Wide area network (WAN)
D)Secure area network (SAN)

Question 39

One of the main challenges of business mobility is protecting against theft.

Question 40

With the power of a wireless network, business professionals can take advantage of mobility, allowing them to work from anywhere, at any time, using many different devices.

Question 41

The speed of transmission of a network is determined by the speed of its smallest ______________.

A)Unit of time
B)Number of computers
C)Amount of bandwidth
D)Number of customers

Question 42

What are the two most prevalent types of broadband access?

A)Data subscriber and cable connection
B)Digital subscriber line and cable connection
C)Digital line and client line
D)Digital server and client server

Question 43

What is the standard that specifies the format of data as well as the rules to be followed during transmission?

A)Bandwidth
B)Bit rate
C)Protocol
D)Transmission record

Question 44

What measures bandwidth in terms of numbers transferred or received per unit of time?

A)Connection time
B)Broadband
C)Protocol
D)Bit rate

Question 45

Which domain is reserved for accredited postsecondary institutions?

A).mil
B).edu
C).biz
D).org

Question 46

Which of the following allows a user to access the Internet?

A)Dial-up connection
B)Cable
C)T1 line
D)All of these

Question 47

How do TCP and IP differ?

A)TCP verifies the correct delivery of data in case it is corrupted, whereas IP verifies the data are sent to the correct IP address.
B)TCP verifies the information is reliable, whereas IP verifies that the data are sent.
C)IP verifies the correct delivery of data in case it is corrupted, whereas TCP verifies the data are sent to the correct IP address.
D)IP verifies connectivity, whereas TCP verifies the rate at which the data are sent.

Question 48

Which of the following provides Internet access using a cable television company's infrastructure and a special cable modem?

A)ISP cable box
B)Internet cable connection
C)Satellite cable box
D)Satellite cable connection

Question 49

What is the conversion of IP addresses that identifies labels that use a variety of recognizable naming conventions?

A)Domain grades
B)URL spaces
C)Domain national sequences (DNS)
D)Domain name system (DNS)

Question 50

Which domain is the most common and reserved for commercial organizations and businesses?

A).net
B).com
C).biz
D).org

Question 51

Which of the following terms refers to the smallest element of data and has a value of either 0 or 1?

A)Bit
B)Bandwidth
C)Modem
D)Internet protocol

Question 52

What is a high-speed Internet connection that is always connected and has a bandwidth greater than 2 Mbps?

A)Analog
B)Dial up
C)Broadband
D)None of these

Question 53

Which of the following allows high-speed digital data transmission over standard telephone lines?

A)Digital subscriber line (DSL)
B)Data subscription service (DSS)
C)Dominance service line (DSL)
D)Data converter input (DCI)

Question 54

What is the standard Internet protocol that provides the technical foundation for the public Internet?

A)Data streaming and DSL protocols
B)Transmission control protocol/Internet protocol (TCP/IP)
C)Data streaming rules and regulations
D)Internet protocol/transmission control protocol (IP/TCP)

Question 55

What is a device that enables a computer to transmit and receive data?

A)Broadband
B)Modem
C)Bandwidth
D)ISP

Question 56

Which domain is reserved for U.S.government agencies?

A).info
B).USA
C).gov
D).US

Question 57

NSPs are private companies that own and maintain the worldwide backbone that supports the Internet.Which of the following is not an NSP?

A)Sprint
B)Verizon
C)Microsoft
D)AT&T

Question 58

Which of the following is not a major ISP in the United States?

A)Earthlink
B)NetZero
C)Comcast
D)Apple

Question 59

Which of the following is a type of data connection able to transmit a digital signal at 1.544 Mpbs and is more expensive and reliable than cable or DSL?

A)T1 line
B)Dial-up line
C)Modem line
D)All of these

Question 60

What measures network performance by the maximum amount of data that can pass from one point to another in a unit of time?

A)Bandwidth
B)Frequency
C)Access
D)Protocol

Question 61

What is the efficient coexistence of telephone, video, and data communication within a single network, offering convenience and flexibility not possible with separate infrastructures?

A)Network protocol
B)Networking category
C)Network convergence
D)Network communication

Question 62

What is a computer network that relies on the computing power and bandwidth of the participants in the network rather than a centralized server?

A)Peer-to-peer (P2P)
B)Voice over IP (VoIP)
C)Internet protocol TV (IPTV)
D)All of these

Question 63

Which benefits of a connected world make all applications, equipment (such as a high-volume printer), and data available to anyone on the network, without regard to the physical location of the resource or the user?

A)Sharing resources
B)Providing opportunities
C)Reducing travel
D)All of these

Question 64

What distributes digital video content using IP across the Internet and private IP networks?

A)Internet broadband policy network
B)Internet protocol TV (IPTV)
C)Internet Television Interactivity (ITVI)
D)Internet television personalization

Question 65

What is VoIP?

A)VoIP uses IP technology to transmit telephone calls.
B)VoIP offers the low-cost ability to receive personal and business calls via computer.
C)VoIP offers the ability to have more than one phone number.
D)VoIP offers all of these.

Question 66

VoIP allows users to ______________.

A)Call anyone with a local telephone number
B)Call anyone with an international telephone number
C)Call anyone with a cellular telephone number
D)All of these

Question 67

What is a restricted network that relies on Internet technologies to provide an Internet-like environment within the company for information sharing, communications, collaboration, and web publishing?

A)National ISP
B)Regional ISP
C)Intranet
D)Extranet

Question 68

What is a disadvantage of networking or performing business in a connected world?

A)Reduces travel and expenses
B)Provides opportunities
C)Shares resources
D)Increases resource threats

Question 69

Which domain is reserved for the U.S.military?

A).mil
B).gov
C).org
D).age

Question 70

What is the integration of communication channels into a single service?

A)Instant communication
B)Unified communication
C)Peer-to-peer communication
D)Voice over communication

Question 71

What is an extension of an intranet that is available only to authorized outsiders?

A)National ISP
B)Regional ISP
C)Intranet
D)Extranet

Question 72

An extranet is not available for use by a _______________.

A)Customer
B)Supplier
C)Employee
D)Competitor

Question 73

What is a feature of IPTV?

A)IPTV uses low bandwidth.
B)IPTV offers personalization.
C)IPTV supports multiple devices.
D)All of these.

Question 74

Why would a company use an intranet?

A)Intranets are used for business operations and management.
B)Intranets are used for communications and collaboration.
C)Intranets are used for Web publishing.
D)All of these.

Question 75

Which of the following statements is inaccurate in reference to domain names?

A)Domain names are rented.
B)Domain names are owned.
C)Domain names are renewable.
D)GoDaddy is a popular domain name registrar.

Question 76

Which of the following statements is inaccurate in reference to unified communications?

A)UC decreases communication costs.
B)UC enhances the way individuals communicate.
C)UC enhances the way individuals collaborate.
D)UC increases communication expenses.

Question 77

What can unified communications merge?

A)IMing
B)Videoconferencing
C)Voice mail
D)All of these

Question 78

Which of the following is an example of P2P?

A)GoDaddy
B)Skype
C)Federal Communication Commission (FCC)
D)Facebook

Question 79

What is a VPN?

A)A direct network provider using a company server
B)A direct private network that creates a "private tunnel" within the Internet to connect to the corporate server
C)A direct URL that creates a private tunnel for a company
D)A direct P2P that creates an open access community for a company

Question 80

What is a benefit of network convergence?

A)The weaving together of voice, data, and video
B)Multiple services offered from a single vendor
C)Multiple devices supported by one provider
D)All of these