Final Exam Ch 3
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Which of the following is not a basic building block of the Internet?
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the SMTP protocol
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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:
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packet switching.
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Which of the following is the core communications protocol for the Internet?
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TCP/IP
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The Transport Layer of TCP/IP is responsible for which of the following?
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providing communication with the application by acknowledging and sequencing the packets to and from the application. Host-to-host or TCP.
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The Internet Layer of TCP/IP is responsible for which of the following?
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addressing, packaging, and routing messages, IP
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The Network Interface Layer of TCP/IP is responsible for which of the following?
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placing packets on and receiving them from the network medium. Ethernet, token ring, frame relay, ATM.
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An IPv4 address is expressed as a:
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32-bit number that appears as a series of four separate numbers separated by periods.
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The natural language convention used to represent IP addresses is called the:
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domain name system or DNS
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The addresses used by browsers to identify the location of content on the Web are called:
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uniform resource locators or URL
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Which of the following statement about client/server computing is true?
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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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Which of the following is not an advantage of client/server computing over centralized mainframe computing?
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Each client added to the network increases the network's overall capacity and transmission speeds.
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________ 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.
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Cloud computing
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Which of the following protocols is used to send mail to a server?
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SMTP
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Where within TCP/IP does SSL operate?
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between the Transport Layer and the Application Layer
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Where within TCP/IP does FTP run?
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in the Application Layer
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________ is one of the original Internet services and is used to transfer files from a server computer to a client computer and vice versa.
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FTP, file transfer protocol.
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________ is a utility that you run from the DOS prompt in the Windows operating system in order to check the connection between your client and the server.
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Ping
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What is the layer of the Internet architecture that is composed of the telecommunications networks and protocols?
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Network Technology Substrate layer
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TCP/IP operates in which layer of Internet architecture?
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Transport Services and Representation Standards layer
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An Internet-enabled teleconferencing program would run in which layer of Internet architecture?
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Applications layer.
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The layer of the Internet architecture that ties the applications to the communications network and includes such services as security and authentication is called the:
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Middleware Services layer.
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The backbone of the Internet is formed by:
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Network Service Providers or NSP's.
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When talking about the physical elements of the Internet the term redundancy refers to:
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multiple duplicate devices and paths in a network built so that data can be rerouted if a breakdown occurs.
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The "hubs" where the backbone owners connect with one another are called:
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Internet Exchange Points or IXP's.
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Local area networks that operate within a single organization that leases access to the Web from regional and national carriers are called:
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campus area networks.
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The ________ is a largely academic group that sets HTML and other programming standards.
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World Wide Web Consortium or W3C
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Which of the following is not a limitation of Internet I?
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the difficulty in expanding capacity by adding servers and clients
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Which of the following is not a major goal of the Internet2 project?
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developing wireless LANs and alternatives to synchronous optical networks and asynchronous transfer mode cells
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The major technologies used with wireless local area networks are:
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Wi-Fi standard and Bluetooth.
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Which of the following is a short-range, low power wireless network technology useful for remotely controlling industrial, medical and home automation devices?
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ZigBee
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Which of the following is a high-speed, medium-range, broadband wireless metropolitan area network?
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WiMax
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The set of technologies that enables efficient delivery of data to many locations on a network is called:
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IP multicasting.
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The first Web browser to make it possible to view documents on the Web with colored background, images, and animations was:
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Mosaic.
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Which of the following services would you not expect to find in a Web server software package?
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RSS aggregator
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Which of the following is currently the second most popular Web browser?
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Firefox
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Software programs that gather and/or filter information on the Internet on a specific topic and provide a list of the results may be called any one of the following except:
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avatars.
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Which of the following is a Web application that enables Internet users to communicate with each other, although not in real time?
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online forum
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A(n) ________ is software that allows users to have digital content automatically sent to their computers over the Internet.
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RSS aggregator
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A(n) ________ is a Web application that allows a user to easily add and edit content on a Web page.
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wiki
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You could most easily add personalized, interactive content to your Web page by incorporating a:
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widget.
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Specialized computers that interconnect the thousands of computers that make up the Internet in order to transmit message parcels along available communication paths and on to their destinations are called ________.
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routers
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A set of rules for transferring data is called a(n) ________.
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protocol
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TCP/IP is divided into four separate ________, each handling a different aspect of the communication problem.
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layers
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________ are central directories that list all domain names currently in use for specific domains.
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Root servers
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A TCP/IP network located within a single organization for the purposes of communication and information processing is called a(n) ________.
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intranet
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________ refers to the software that enables a computer to deliver Web pages written in HTML to client computers on a network that request this service by sending an HTTP request.
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Web server software
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Computing devices attached to the Internet that are capable of making HTTP requests and displaying HTML pages are referred to as ________.
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Web clients
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________ marketing has been the fastest-growing form of advertising in the United States, reaching about $12 billion in 2009.
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Search engine
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A(n) ________ is a personal Web page of chronological entries created by an individual or corporation to communicate with readers.
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blog
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key technology concepts of the internet
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Remember TCP for packet switching, tcp/IP communications protocol, client/server computing
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TCP/IP protocol architectural layers
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4 of them. Application layer, host-to-host transport layer, internet layer, network interface layer
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application layer
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contains http, ftp, telnet, smtp
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host-to-host transport layer
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TCP
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internet layer
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IP
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network interface layer
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ethernet, token ring, frame relay, ATM.
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tcp/IP protocol suite
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http, telnet, ftp, smtp, tcp, IP, ethernet, token ring, frame relay, atm
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web server software
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enables computer to deliver web pages to client on a network. Apache, microsoft IIS. basic capabilities - security services, ftp, search engine, data capture
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web server
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may refer to either web server software or physical server. Specialized servers - database servers, ad servers, and so on.
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web client
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like a computer or mobile device. Any computing device attached to the internet and can make http requests and display html pages.
