4940776
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Quiz von Sergio López, aktualisiert more than 1 year ago
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Erstellt von Sergio López
vor etwa 8 Jahre
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Frage 1
Frage
During which period of time did the Institutionalization phase of Internet development take place?
Antworten
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1950-1960
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1961-1974
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1975-1995
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1995-through the present
Frage 2
Frage
Which of the following occurred during the Commercialization phase of Internet development?
Antworten
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The fundamental building blocks of the Internet were realized in actual hardware and software.
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Large mainframes on different college campuses were linked.
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The Domain Name System was introduced.
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NSF privatized the operation of the Internet's backbone.
Frage 3
Frage
During which phase of the development of the Internet was Ethernet invented?
Antworten
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Commercialization phase
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Institutional phase
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Innovation phase
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Consolidation phase
Frage 4
Frage
Which of the following is not one of the basic technological foundations of the Internet?
Antworten
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client/server computing
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Tracert
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TCP/IP communications protocol
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packet-switching hardware
Frage 5
Frage
The process of slicing digital messages into parcels, sending them along different communication paths as they become available, and reassembling them at the destination point is called:
Antworten
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routing.
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the Transmission Control Protocol.
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packet switching.
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the File Transfer Protocol.
Frage 6
Frage
Which of the following is the core communications protocol for the Internet?
Antworten
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Telnet
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FTP
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TCP/IP
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SSL
Frage 7
Frage
The Transport Layer of TCP/IP is responsible for which of the following?
Antworten
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placing packets on and receiving them from the network medium
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addressing, packaging, and routing messages
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providing communication with the application by acknowledging and sequencing the packets to and from the application
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providing a variety of applications with the ability to access the services of the lower layers
Frage 8
Frage
The Internet Layer of TCP/IP is responsible for which of the following?
Antworten
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placing packets on and receiving them from the network medium
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addressing, packaging, and routing messages
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providing communication with the application by acknowledging and sequencing the packets to and from the application
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providing a variety of applications with the ability to access the services of the lower layers
Frage 9
Frage
Which of the following allows users to communicate visually and aurally in real-time, and uses high-resolution monitors to simulate the presence of participants?
Antworten
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telepresence
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videoconferencing
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VOIP
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IP telephony
Frage 10
Frage
An IPv4 address is expressed as a:
Antworten
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32-bit number that appears as a series of four separate numbers separated by semicolons.
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64-bit number that appears as a series of four separate numbers separated by semicolons.
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64-bit number that appears as a series of four separate numbers separated by periods.
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32-bit number that appears as a series of four separate numbers separated by periods.
Frage 11
Frage
The natural language convention used to represent IP addresses is called the:
Antworten
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uniform resource locator system.
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Internet protocol addressing schema.
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domain name system.
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assigned numbers and names (ANN) system.
Frage 12
Frage
The addresses used by browsers to identify the location of content on the Web are called:
Antworten
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domain names.
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uniform resource locators.
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IP addresses.
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file paths.
Frage 13
Frage
Which of the following statements about client/server computing is true?
Antworten
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It exploded the available communications capacity.
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It provided communication rules and regulations.
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It connects multiple powerful personal computers together in one network with one or more servers dedicated to common functions that they all need.
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It does not provide sufficient computing capacity to support graphics or color.
Frage 14
Frage
Which of the following is not an advantage of client/server computing over centralized mainframe computing?
Antworten
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It is easy to expand capacity by adding servers and clients.
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Each client added to the network increases the network's overall capacity and transmission speeds.
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Client/server networks are less vulnerable, in part because the processing load is balanced over many powerful smaller computers rather than concentrated in a single huge computer.
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There is less risk that a system will completely malfunction because backup or mirror servers can pick up the slack if one server goes down.
Frage 15
Frage
________ is a model of computing in which firms and individuals obtain computing power and software applications over the Internet, rather than purchasing and installing it on their own computers.
Antworten
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Client/server computing
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P2P computing
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Mobile computing
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Cloud computing
Frage 16
Frage
Which of the following protocols is used to send mail to a server?
Antworten
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SMTP
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FTP
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HTTP
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SSL
Frage 17
Frage
Where does TSL operate within TCP/IP?
Antworten
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between the Internet Layer and the Transport Layer
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between the Transport Layer and the Application Layer
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between the Network Interface Layer and the Transport Layer
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between the Internet Layer and the Application Layer
Frage 18
Frage
A(n) ________ is an audio presentation stored as an audio file and posted to the Web for users to download.
Antworten
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podcast
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RSS subscription
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weblog
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widget
Frage 19
Frage
________ is one of the original Internet services and is used to transfer files from a server computer to a client computer and vice versa.
Antworten
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SMTP
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FTP
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HTTP
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SSL
Frage 20
Frage
________ is a utility program that allows you to check the connection between your client and a TCP/IP network.
Antworten
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Ping
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Telnet
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Tracert
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Finger
Frage 21
Frage
Which layer of Internet architecture is composed of the telecommunications networks and protocols?
Antworten
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Network Technology Substrate layer
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Middleware Services layer
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Transport Services and Representation Standards layer
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Applications layer
Frage 22
Frage
TCP/IP operates in which layer of Internet architecture?
Antworten
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Network Technology Substrate layer
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Middleware Services layer
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Transport Services and Representation Standards layer
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Applications layer
Frage 23
Frage
An Internet-enabled media player would run in which layer of Internet architecture?
Antworten
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Network Technology Substrate layer
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Middleware Services layer
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Transport Services and Representation Standards layer
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Applications layer
Frage 24
Frage
The layer of Internet architecture that ties the applications to the communications network and includes such services as security and authentication is called the:
Antworten
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Network Technology Substrate layer.
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Middleware Services layer.
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Transport Services and Representation Standards layer.
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Applications layer.
Frage 25
Frage
The backbone of the Internet is formed by:
Antworten
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Internet Exchange Points (IXPs).
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) Network Service Providers (NSPs).
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Internet Service Providers (ISPs).
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Metropolitan Area Exchanges (MAEs).
Frage 26
Frage
When talking about the physical elements of the Internet, the term redundancy refers to:
Antworten
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transmitting multiple copies of a single packet to safeguard against data loss.
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the use of tiered high-speed switching computers to connect the backbone to regional and local networks.
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delays in messages caused by the uneven flow of information through the network.
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multiple duplicate devices and paths in a network built so that data can be rerouted if a breakdown occurs.
Frage 27
Frage
The "hubs" where the backbone owners connect with one another are called:
Antworten
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Internet Exchange Points (IXPs).
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Network Service Providers (NSPs).
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Internet Service Providers (ISPs).
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Metropolitan Access Points (MAPs).
Frage 28
Frage
Local area networks that operate within a single organization that leases access to the Web directly from regional and national carriers are called:
Antworten
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wide area networks.
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extranets.
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campus area networks.
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private exchanges.
Frage 29
Frage
The ________ is a consortium of corporations, government agencies, and nonprofit organizations that monitors Internet policies and practices.
Antworten
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Internet Engineering Steering Group (IESG)
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World Wide Web Consortium (W3C)
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Internet Engineering Task Force (IETF)
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Internet Society (ISOC)
Frage 30
Frage
The ________ helps define the overall structure of the Internet.
Antworten
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IAB
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IESG
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W3C
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ITU
Frage 31
Frage
Which of the following is not a limitation of the current Internet?
Antworten
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HTML, which is not proficient for designing business documents or databases for Web viewing
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limited bandwidth, which causes congestion and cannot adequately handle video and voice traffic
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architectural restrictions, which stipulate that numerous requests for the same file must each be answered individually, slowing network performance
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the difficulty in expanding capacity by adding servers and clients
Frage 32
Frage
Which of the following is not true about the mobile platform?
Antworten
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Most smartphones use Intel chips.
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The number of cell phones worldwide exceeds the number of PCs.
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About 25% of the world's cell phones are smartphones.
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Unlike PCs, smartphones do not need fans.
Frage 33
Frage
Which of the following statements about fiber-optic cable is not true?
Antworten
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It consists of twelve or sixteen strands of glass.
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It is thinner and lighter than coaxial or twisted pair cable.
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It enables better data security than coaxial cable.
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There are thousands of miles of installed fiber-optic cable in the United States that are not being used.
Frage 34
Frage
In the United States, there are two main types of cellular networks, CDMA and:
Antworten
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GSM
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Bluetooth.
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wireless.
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WiMAX.
Frage 35
Frage
Which of the following is the "killer app" of 2012?
Antworten
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social networks
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blogs
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tablet PCs
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search engines
Frage 36
Frage
The major technologies used with wireless local area networks are:
Antworten
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Wi-Fi and Bluetooth.
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Wi-Fi and WiMAX.
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Bluetooth and 3G.
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WiMAX and 3G.
Frage 37
Frage
Which of the following is a short-range, low-power, wireless network technology useful for remotely controlling industrial, medical, and home automation devices?
Antworten
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Wi-Fi
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WiMAX
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UWB
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ZigBee
Frage 38
Frage
Which of the following is a high-speed, medium-range, broadband wireless metropolitan area network?
Antworten
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Wi-Fi
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WiMAX
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Bluetooth
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ZigBee
Frage 39
Frage
Siri is a type of:
Antworten
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intelligent personal assistant.
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widget.
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gadget.
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social network.
Frage 40
Frage
The first Web browser to make it possible to view documents on the Web with colored background, images, and animations was:
Antworten
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Netscape Navigator.
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Mosaic.
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Mozilla.
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Internet Explorer.
Frage 41
Frage
In the address http://www.company.com/clients.html, which of the following is the top-level domain?
Antworten
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.com
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company.com
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www
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http
Frage 42
Frage
You could expect to find all of the following services in a Web server software package except:
Antworten
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security services.
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FTP.
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data capture.
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an RSS aggregator.
Frage 43
Frage
Which of the following is currently the most popular Web browser?
Antworten
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Internet Explorer
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Netscape
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Safari
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Firefox
Frage 44
Frage
The concept behind document formatting had its roots in which of the following?
Antworten
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XML
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SGML
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HTML
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GML
Frage 45
Frage
Which of the following is a Web application that enables Internet users to communicate with each other, although not in real time?
Antworten
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online chat
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online forum
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IM
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VoIP
Frage 46
Frage
Which of the following is a Web 2.0 service or application?
Antworten
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wikis
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e-mail
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IM
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online forums
Frage 47
Frage
A(n) ________ is a Web application that allows users to easily add and edit content on a Web page.
Antworten
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wiki
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podcast
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blog
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RSS feed
Frage 48
Frage
The protocol that enables the transmission of voice and other forms of audio communication over the Internet is called:
Antworten
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VoIP.
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IPTP.
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VTP.
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IP.
Frage 49
Frage
Which of the following was the largest source of mobile commerce revenue in 2012?
Antworten
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mobile advertising
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location-based services
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e-book sales
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mobile retail purchases
Frage 50
Frage
All of the following are true about iPhone apps except:
Antworten
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They are distributed through Apple's App Store.
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They are typically written in the Java programming language.
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They were estimated to generate over $2 billion in 2012.
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More than 30 billion have been downloaded.
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