Chapter 04: Telecommunications, the Internet, Intranets, and Extranets
1. Telecommunications is changing the nature of commerce itself.
a.
True
b.
False
True
1
Easy
04.01
2. A telecommunications protocol is any material substance that carries an electronic signal to support communications
between a sending and receiving device.
a.
True
b.
False
False
1
Easy
04.01
3. Transmission media can be divided into two broad categories: guided transmission media and wireless.
a.
True
b.
False
True
1
Easy
04.01
4. Near field communication (NFC) is a guided transmission media type.
a.
True
b.
False
False
1
Easy
04.01
5. Microwave is a high-frequency radio signal (300 MHz–300 GHz) sent through atmosphere and space.
a.
True
b.
False
True
6. A geostationary satellite orbits the earth in a very low orbit at an altitude of less than 1,000 miles.
a.
True
b.
False
False
1
Easy
04.01
7. 5G is a term used to identify the next major phase of mobile telecommunications standards beyond 4G.
a.
True
b.
False
True
1
Easy
04.01
8. Organizations can use networks to share hardware, programs, and databases.
a.
True
b.
False
True
1
Easy
04.02
9. A switch is a communications system that manages both voice and data transfer within a building and to outside lines.
a.
True
b.
False
False
1
Easy
04.02
1
Easy
04.01
10. The network operating system (NOS) performs similar functions for the network as operating system software does
for a computer, such as memory and task management and coordination of hardware.
a.
True
b.
False
True
1
Easy
04.02
11. A local area network (LAN) can be used to connect a laptop, digital camera, and portable printer without cables.
a.
True
b.
False
False
1
Easy
04.02
12. With decentralized processing, processing devices are placed at remote locations but are connected to each other via a
network.
a.
True
b.
False
False
1
Easy
04.03
13. Servers are equipped with operating system software to manage the activities of a network.
a.
True
b.
False
True
1
Easy
04.03
14. A multiplexer translates data from a digital form (as it is stored in a computer) into an analog signal that can be
Chapter 04: Telecommunications, the Internet, Intranets, and Extranets
transmitted over ordinary telephone lines.
a.
True
b.
False
False
1
Easy
04.03
15. A router is a network device that serves as an entrance to another network.
a.
True
b.
False
False
1
Easy
04.03
16. The Internet2 offers the potential of faster Internet speeds—up to 10 Gbps or more.
a.
True
b.
False
1
Easy
04.04
17. An IP address is a 32-bit number that identifies a computer on the Internet.
a.
True
b.
False
False
1
Easy
04.04
18. An Internet service provider (ISP) is a Web address that specifies the exact location of a Web page using letters and
words that map to an IP address and a location on the host.
a.
True
b.
False
False
19. Client/server architecture refers to a computing environment where software and storage are provided as an Internet
service and accessed with a Web browser.
a.
True
b.
False
False
1
Easy
04.04
20. In cloud computing, software and storage are accessed without a Web browser.
a.
True
b.
False
False
1
Easy
21. Extensible Markup Language (XML) is the standard page description language for Web pages.
a.
True
b.
False
False
1
Easy
04.06
22. Extensible Markup Language (XML) is used within a Web page to describe and transfer data between Web service
applications.
a.
True
b.
False
True
1
Easy
04.06
1
Easy
04.04
23. A mashup is a program to combine two or more Web applications into a new service.
a.
True
b.
False
True
1
Easy
04.07
24. Conducting classes over the Web with no physical class meetings is called content streaming.
a.
True
b.
False
False
1
Easy
04.08
25. Businesses find Twitter to be a rich source of customer sentiment that can be tapped to improve marketing, customer
relations, and product development.
a.
True
b.
False
True
1
Easy
04.10
26. Over the years, the Web has evolved from a one-directional resource where users only obtain information to a two-
directional resource where users obtain and contribute information.
a.
True
b.
False
True
1
Easy
04.11
27. Web sites such as Wikipedia, YouTube, and Facebook are examples of Web 1.0 sites.
a.
True
b.
False
False
1
Easy
04.11
United States – BUSPROG: Technology
28. Rich Internet applications (RIAs) are the result of continuously improving programming languages and platforms
designed for the Web.
a.
True
b.
False
True
1
Easy
04.11
United States – BUSPROG: Technology
29. Most rich Internet applications (RIAs) take advantage of being online by emphasizing their collaborative benefits.
a.
True
b.
False
True
1
Easy
04.11
United States – BUSPROG: Technology
30. Security and performance concerns for an extranet are similar to that for a Web site or network-based intranet.
a.
True
b.
False
False
1
Easy
04.12
United States – BUSPROG: Technology
31. _____ refers to the rate at which data is exchanged, usually measured in bits per second (bps).
Channel bandwidth
b.
Network topology
Network throughput
d.
Content streaming
Chapter 04: Telecommunications, the Internet, Intranets, and Extranets
a
1
Easy
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United States – BUSPROG: Technology
32. _____ is a very short-range wireless connectivity technology designed for cell phones and credit cards.
WiMAX
b.
Long Term Evolution (LTE)
Microwave transmission
d.
Near field communications (NFC)
d
1
Easy
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United States – BUSPROG: Technology
33. The area covered by one or more interconnected wireless access points is commonly called a(n) _____.
reception area
b.
hot spot
coverage zone
d.
access area
b
1
Easy
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United States – BUSPROG: Technology
34. A _____ satellite system employs many satellites that are spaced so that, from any point on the Earth at any time, at
least one satellite is on a line of sight, each in an orbit at an altitude of less than 1,000 miles.
very small aperture satellite (VSAT)
b.
microwave
low earth orbit satellite (LEO)
d.
geostationary
c
1
Easy
04.01
United States – BUSPROG: Technology
35. _____ is a wireless communications specification that describes how cell phones, computers, and printers can be
connected over distances of 10 to 30 feet at a rate of about 2 Mbps and allows users of multifunctional devices to
synchronize information.
Fiber optics
b.
Bluetooth
Ultra wideband
d.
ZigBee
b
1
36. A _____ is one in which all network devices are connected to one another through a single central device called the
hub node.
mesh network
b.
bus network
star network
d.
ring network
1
United States – BUSPROG: Technology
37. In a _____, all network devices are connected to a common backbone that serves as a shared communications
medium.
star network
b.
mesh network
ring network
d.
bus network
d
1
United States – BUSPROG: Technology
38. A _____ is a network that uses multiple access points to link a series of devices that speak to each other to form a
network connection across a large area.
mesh network
b.
star network
bus network
d.
ring network
1
United States – BUSPROG: Technology
39. John is traveling on a bus and has interconnected his smartphone, laptop, and digital camera to download digital
photos from his camera to his phone and laptop. In this case, John is using a _____.
personal area network (PAN)
b.
local area network (LAN)
wide area network (WAN)
d.
metropolitan area network (MAN)
1
United States – BUSPROG: Technology
40. A _____ is a telecommunications network that connects users and their computers in a geographical area that spans a
campus or city.
local area network (LAN)
b.
personal area network (PAN)
wide area network (WAN)
d.
metropolitan area network (MAN)
d
1
Easy
04.02
United States – BUSPROG: Technology
41. A _____ is a telecommunications device that translates data from a digital form (as it is stored in the computer) into an
analog signal that can be transmitted over ordinary telephone lines.
router
b.
modem
multiplexer
d.
switch
b
1
Easy
04.03
United States – BUSPROG: Technology
42. In which of the following approaches to processing does all processing occur in a single location or facility?
Scattered processing
b.
Decentralized processing
Distributed processing
d.
Centralized processing
d
1
Easy
04.03
United States – BUSPROG: Technology
43. The _____ was the ancestor of the Internet.
Abilene network
b.
National LambdaRail
AOL network
d.
ARPANET
d
1
Easy
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United States – BUSPROG: Technology
04.02
United States – BUSPROG: Technology
Bloom’s: Application
44. _____ is a communication standard that enables computers to route communications traffic from one network to
another as needed.
The Internet Protocol (IP)
b.
The ARPANET
A Uniform Resource Locator (URL)
d.
A Wi–Fi
a
1
Easy
04.04
United States – BUSPROG: Technology
45. The fiber-optic cables that span the globe over land and under sea make up the _____.
Internet backbone
b.
client/server architecture
Internet Protocol
d.
network topology
a
1
Easy
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United States – BUSPROG: Technology
46. Data is broken into _____ to be transmitted over the Internet.
packets
b.
messages
bytes
d.
bits
a
1
Easy
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United States – BUSPROG: Technology
47. The Internet is migrating to Internet Protocol version 6 (IPv6), which uses _____ addresses to provide for many more
devices.
32-bit
b.
64-bit
128-bit
d.
256-bit
c
1
Easy
04.04
United States – BUSPROG: Technology
48. Many Internet addresses have a code denoting _____categories, such as com for business sites and edu for education
sites.
Chapter 04: Telecommunications, the Internet, Intranets, and Extranets
domain
b.
affiliation
cloud
d.
Web
b
1
Easy
04.04
United States – BUSPROG: Technology
49. _____ is a Web address that specifies the exact location of a Web page using letters and words that map to an IP
address and a location on the host.
A public cloud
b.
A hyperlink
A Uniform Resource Locator (URL)
d.
The World Wide Web (WWW)
c
1
Easy
04.04
United States – BUSPROG: Technology
50. A(n) _____ is a 64-bit number that identifies a computer on the Internet.
hyperlink
b.
Uniform Resource Locator (URL)
IP address
d.
domain name
1
Easy
04.04
United States – BUSPROG: Technology
51. _____ are specially denoted text or graphics on a Web page that, when clicked, open a Web page containing related
content.
Cookies
b.
Hyperlinks
Tags
d.
Registers
b
1
Easy
04.05
United States – BUSPROG: Technology
52. _____ is a markup language for Web documents containing structured information, including words and pictures.
Hypertext Markup Language (HTML)
b.
Hypermedia/Time-based Structuring Language
(HyTime)
Standard Generalized Markup Language
d.
Extensible Markup Language (XML)
Chapter 04: Telecommunications, the Internet, Intranets, and Extranets
(SGML)
d
1
Easy
04.06
United States – BUSPROG: Technology
53. _____ is an object-oriented programming language from Sun Microsystems based on the C++ programming language,
which allows small programs, called applets, to be embedded within an HTML document.
Extensible Markup Language (XML)
b.
Java
COBOL
d.
.NET
b
1
Easy
04.06
United States – BUSPROG: Technology
54. A _____ is a valuable tool that enables a user to find information on the Web by specifying words or phrases known
as keywords, which are related to a topic of interest.
cookie
b.
plug-in
Web portal
d.
search engine
d
1
Easy
04.09
United States – BUSPROG: Technology
55. The Web as a computing platform that supports software applications and the sharing of information among users is
referred to as _____.
Web 2.0
b.
Web 1.0
the social Web
d.
5G Internet
a
1
Easy
04.11
United States – BUSPROG: Technology
56. bps stands for _____.
bits per second
1
Easy
57. _____ refers to the electronic transmission of signals for communications by such means as telephone, radio, and
television.
58. _____ is a relative term but generally means a telecommunications system that can exchange data very quickly.
59. _____ frequency range for wireless communications operates in the 3 KHz–300 MHz range.
60. _____ is a common form of guided transmission media that is made of extremely thin strands of glass bound together
in a sheathing and uses light beams to transmit signals.
61. _____ is the category of transmission media in which communications signals are channelized along a solid medium.
62. _____ telecommunications involves the broadcast of communications in one of three frequency ranges: microwave,
radio, and infrared.
63. _____ is a wireless communications specification that describes how cell phones, computers, and printers can be
connected over distances of 10 to 30 feet at a rate of about 2 Mbps and allows users of multifunctional devices to
synchronize information.
64. _____ is a form of short-range communications that employs extremely short electromagnetic pulses lasting just 50
to 1,000 picoseconds that are transmitted across a broad range of radio frequencies of several gigahertz.
65. With a(n) _____ wireless network, a user’s computer, smartphone, or other mobile device has a wireless adapter that
translates data into a radio signal and transmits it using an antenna.
66. A(n) _____ is a satellite ground station with a dish antenna smaller than 3 meters in diameter.
67. Long Term Evolution (LTE) is a standard for wireless communications for mobile phones based on _____.
68. _____ is a 4G alternative based on a set of IEEE 802.16 wireless metropolitan area network standards that support
various types of communications access.
69. A(n) _____ is a telecommunications network that connects users and their computers in a geographical area that spans
a campus or a city.
70. A(n)_____ is a network device that serves as an entrance to another network.
71. A(n) _____ is systems software that controls the computer systems and devices on a network and allows them to
communicate with each other.
72. Messages on the Internet are typically sent through one or more _____ to reach their destinations.
routers
Easy
04.04
73. The set of rules used to pass packets of data from one Internet host to another is called the _____.
Easy
04.04
74. The _____ is responsible for managing IP addresses and Internet domain names.
Easy
04.04
75. A(n) _____ is any organization that provides Internet access to people.
Easy
04.04
76. In the context of Hypertext Markup Language (HTML), a(n) _____ is a code that tells the Web browser how to format
text—as a heading, as a list, or as body text—and whether images, sound, and other elements should be inserted.
Easy
04.03
Chapter 04: Telecommunications, the Internet, Intranets, and Extranets
77. _____ is a markup language for Web documents containing structured information, including words and pictures.
78. _____ is a development and Web services platform from Microsoft that allows developers to use different
programming languages to create and run programs.
79. After creating Web pages, the next step is to place, or publish, the content on a(n) _____.
80. _____ is a process for driving traffic to a Web site by using techniques that improve the site’s ranking in search results.
81. Briefly describe a general model of telecommunications.
82. Briefly describe how a Wi–Fi network operates.
83. Briefly explain the passing of packets over the Internet.
84. Explain the rules that apply to using domain names.
85. Define cloud computing and identify the business benefits of cloud computing.