Final Exam Ch 3

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