Deck 7: The Internet,intranets,and Extranets

Question 1

The top level domains (TLDs) can be in any language or character set and can contain any phrase,including a company or brand name.

Answer 1

True

Question 2

Online degree programs adversely affect colleges and universities that are facing an enrollment decline.

Answer 2

False

Question 3

Telepresence surgery allows surgeons to operate all over the world without physically traveling anywhere.

Answer 3

True

Question 4

A T3 line uses two pairs of copper wires to carry up to 24 simultaneous conversations and has a transmission rate of 1.544 Mbps.

Question 5

Asymmetric DSL (ADSL) has a higher transmission rate upstream than downstream.

Question 6

Open Directory is an example of an automated directory.

Question 7

The World Wide Web (WWW) changed the Internet by introducing a graphical interface to the largely text-based Internet.

Question 8

A human-powered directory uses crawlers to collect data.

Question 9

Some Instant Messaging (IM) applications have features for audio or video conversations.

Question 10

Spaces can be used in domain names.

Question 11

Client-based e-mail enables a user to access his or her e-mail account from any computer.

Question 12

The National Science Foundation (NSF) initially restricted Internet use to commercial institutions.

Question 13

.org is a generic top-level domain name that is used for backbone,regional,and commercial networks.

Question 14

Crawlers can go through the other pages that are part of a Web site,as long as there are links to those pages.

Question 15

A client can be a home computer or a node in an organization's local area network (LAN).

Question 16

Hypermedia documents can only be stored at the site where they were created.

Question 17

In the universal resource locator (URL) http: / / www.csub.edu,csub is the top-level domain.

Question 18

Using Voice over Internet Protocol (VoIP) for international and long-distance calls is more expensive than a standard telephone service.

Question 19

The Internet is owned or run by the Advanced Research Projects Agency Network (ARPANET).

Question 20

Voice over Internet Protocol (VoIP) is used to route traffic starting and ending at conventional public switched telephone network (PSTN) phones.

Question 21

DNS (Domain Name System) servers translate all domain names into _____.

A) IP addresses
B) hypermedia
C) cookies
D) proxy servers

Question 22

A(n) _____ is the address of a document or site on the Internet.

A) top level domain (TLD)
B) uniform resource locator (URL)
C) Internet protocol (IP)
D) Really Simple Syndication (RSS) feed

Question 23

Which of the following statements is true of geographic top level domain (TLDs)?

A) Geographic TLDs are used to promote business and tourism.
B) Geographic TLDs are owned by corporations to control use of their brands.
C) Geographic TLDs are limited to members of a defined community.
D) Geographic TLDs are denoted by .Spanish or .Persian.

Question 24

The speed of the Internet is usually faster than that of an intranet.

Question 25

Although intranets are physically located in an organization,they can span the globe,allowing remote users to access the intranet's information.

Question 26

The Internet of Everything (IOE) explicitly refers to the physical objects that are connected to the Internet.

Question 27

Any computer that stores hypermedia documents and makes them available to other computers on the Internet is called a _____.

A) client
B) server
C) node
D) domain

Question 28

_____ are unique identifiers of computer or network addresses on the Internet.

A) Domain names
B) Prototypes
C) Log files
D) Kernels

Question 29

Which of the following can be used in domain names?

A) Spaces
B) Hyphens
C) Asterisks
D) Apostrophes

Question 30

The Internet is a private network,while an intranet is a public network.

Question 31

Extranets facilitate information exchange among business partners.

Question 32

An intranet is an application or service that uses an organization's computer network.

Question 33

An intranet is similar to a local area network (LAN),although it uses different physical connections.

Question 34

The embedded references in hypermedia documents are called _____; they consist of links users can click to follow a particular thread (topic).

A) codetext
B) plaintext
C) hypertext
D) ciphertext

Question 35

Intranets are typically set up behind a firewall.

Question 36

Extranets result in high internetworking costs for companies,which subsequently lead to increased losses.

Question 37

_____ is an approach to data management,in which data is stored in a network of nodes connected by links.

A) Codetext
B) Plaintext
C) Hypertext
D) Ciphertext

Question 38

The Internet and an intranet use similar languages for developing applications.

Question 39

The _____ denotes the type of organization or country the address of a document or site on the Internet specifies.

A) top-level domain (TLD)
B) network interface card (NIC)
C) Post Office Protocol (POP)
D) Code Division Multiple Access (CDMA)

Question 40

The Web organizes information by using _____,meaning documents that include embedded references to audio,text,images,video,or other documents.

A) spyware
B) hypermedia
C) newsgroups
D) kernels

Question 41

Housed at server farms,search engines use _____ to index data coming in from crawlers.

A) cookies
B) keywords
C) spiders
D) bots

Question 42

Microsoft Outlook is an example of a(n) _____ e-mail program.

A) client-based
B) Web-based
C) crawler-based
D) human-powered

Question 43

_____ is also called a corporate portal.

A) The Internet
B) An extranet
C) An intranet
D) The ARPANET

Question 44

Which of the following statements is true of Voice over Internet Protocol (VoIP)?

A) With VoIP, users often experience busy lines.
B) With VoIP, call quality is significantly better than that of regular phone lines.
C) With VoIP, users cannot screen callers if the caller has caller ID blocked.
D) With VoIP, users can have calls forwarded from anywhere in the world.

Question 45

_____ are usually formed for people to exchange opinions and ideas on a specific topic,usually of a technical or scholarly nature.

A) Internet Relay Chats
B) Instant Messaging services
C) RSS feeds
D) Discussion groups

Question 46

_____ is considered a type of interorganizational system (IOS).

A) A modem
B) The Internet
C) An extranet
D) An intranet

Question 47

Which of the following is true of the Internet?

A) Its access is restricted to approved users.
B) It has a limited geographical scope.
C) It is usually faster than an intranet.
D) It is less secure than an intranet.

Question 48

Which of the following protocols is used to send e-mails?

A) SMTP
B) POP
C) http
D) VoIP

Question 49

A(n) _____ is a journal or newsletter that is updated frequently and intended for the general public.

A) podcast
B) RSS feed
C) blog
D) crawler

Question 50

Which of the following statements is true about communication lines used by organizations to connect to the Internet?

A) A T3 line uses two pairs of copper wires to carry up to 24 simultaneous conversations.
B) A T3 line is more widely used than a T1 line.
C) A T3 line is a digital communication link that supports transmission rates of 43-45 Mbps.
D) A T1 line actually consists of 672 channels, each supporting rates of 64 Kbps.

Question 51

The goal of _____ is to tailor online searching and requests to users' specific search patterns,preferences,and needs.

A) Web 0.0
B) Web 1.0
C) Web 2.0
D) Web 3.0

Question 52

_____ check to see what links are on a user's page and make sure they work; if a link is broken,they identify it and include this information as part of the data about that page.

A) Crawlers
B) Kernels
C) Nodes
D) Spams

Question 53

In the URL,http: / / www.csub.edu / ~ hbidgoli / books.html,_____ represents the name of the directory in which files are stored.

A) http
B) www.csub.edu
C) / ~hbidgoli
D) books.html

Question 54

_____ directories update their indexes and databases automatically to reflect changes in a Web site.

A) Cookie-based
B) Open-term
C) Human-powered
D) Crawler-based

Question 55

The Internet is playing an important role in helping organizations reduce expenses,because:

A) the use of telephone networks has lowered costs compared to the use of VoIP.
B) there is an increase in customer inconvenience.
C) Web applications can be used with minimum costs.
D) products and services can be offered at higher prices.

Question 56

A _____ is an information system that enables users to retrieve data from the Web by using keywords.

A) Web server
B) data mart
C) search engine
D) data warehouse

Question 57

Microsoft Internet Explorer (IE),Mozilla Firefox,Google Chrome,Apple Safari,and Opera are examples of _____.

A) directories
B) search engines
C) Web browsers
D) uniform resource locators (URLs)

Question 58

Google,Bing,and Ask.com are examples of _____.

A) directories
B) search engines
C) Web browsers
D) Web applications

Question 59

Which of the following is a drawback of Internet telephony?

A) Lack of call forwarding facility
B) Continuously busy lines
C) Higher costs than with telephone networks
D) Poor call quality

Question 60

Which of the following is also known as "the Semantic Web"?

A) Web 0.0
B) Web 1.0
C) Web 2.0
D) Web 3.0

Question 61

_____ is an Internet service for communicating with others via a private "chat room" on the Internet.

Question 62

A(n) _____ is referred as an electronic audio file that is posted on the Web for users to download to their mobile devices or computers.

A) podcast
B) RSS feed
C) blog
D) wiki

Question 63

_____ are indexes of information based on keywords embedded in documents that make it possible for search engines to find what Internet users are looking for.

Question 64

_____ e-mail service enables a user to access his or her e-mail account from any computer and,in some cases,store the e-mails on a Web server.

Question 65

A(n) _____ system is an application of Internet2 (I2) that allows people in different locations to share a virtual environment created on the Web.

Question 66

Which of the following is a serious problem with wikis?

A) Inability to modify content
B) Accuracy of information
C) Privacy concerns
D) Restricted access to general public

Question 67

A(n) _____ is a local connection point-of-presence that connects a variety of high-performance networks,and its main function is the exchange of Internet2 (I2) traffic with a specified bandwidth.

Question 68

_____ refer(s) to a broad class of Web sites and services that allow users to connect with friends,family,and colleagues online as well as meet people with similar interests or hobbies.

A) Social networking
B) RSS feeds
C) Blogging
D) Wikis

Question 69

_____ is the protocol used for Internet telephony.

Question 70

_____ is an Internet service that uses the Internet rather than the telephone network to exchange spoken conversations.

Question 71

Syndication feeds are one way of announcing the availability of a _____.

A) DNS
B) backlink
C) podcast
D) URL

Question 72

A(n) _____ is a secure network that uses the Internet and Web technologies to connect intranets of business partners so communication between organizations is possible.

Question 73

When information is transferred from one network to another,domain names are converted to Internet Protocol (IP) addresses by the _____ protocol.

Question 74

The embedded references in hypermedia documents are called _____.

Question 75

The _____ is a foundation network linked with fiber-optic cables that can support very high bandwidth.

Question 76

The subscription service RSS stands for _____.

Question 77

Which of the following statements is true of Extensible Markup Language (XML)?

A) XML is usually distributed by wikis and blogs.
B) An XML tag represents the kind of content being posted and transmitted.
C) An XML tag specifies layout and appearance of content.
D) XML is inflexible and has one standard format for information.

Question 78

A(n) _____ is a type of Web site that allows users to add,delete,and sometimes modify content.

A) podcast
B) RSS feed
C) cookie
D) wiki

Question 79

Computers requesting hypermedia documents on the Internet are called _____.

Question 80

_____ is an Internet service that enables users in discussion rooms to exchange text messages with people in other locations in real time.