CS 8 Midterm 3
TLDs
.com, .edu, .gov, and etc. are examples of...?
a URL
A Web address is also known as...?
detect, share
Peer-to-peer computers are able to _____ and _______ resources with each other with little to no configuration
Internet Exchange Points
The backbone of the modem Internet
Web 2.0
New technologies used to communicate and collaborate on the Web. The tools rely on crowd-sourcing and enable users to create user-generated content, connect, and network. They are also called social media
Webmail
What allows you to access your email from anywhere
Internet Explorer, Firefox, Chrome and Safari
What are the most popular Web browsers? (4)
Internet backbone
the high-speed connection point between networks that make up the internet
personal area network (PAN)
A LAN that consists of devices connected by Bluetooth
wireless LAN (WLAN)
A network that uses WiFi to transmit data. This includes Bluetooth personal area networks (PAN), WiFi wireless LANs (WLAN), and cellular networks
cellular network
A network that uses cell towers to transmit voice and data over large
e-commerce
Business on the Web; often broken into three categories B2B, B2C, and C2C, where B stands for business and C stands for consumer
local area network (LAN)
It also has all its nodes located in the same physical location.
crowd; expert
Social media relies on the wisdom of the ______ rather than that of an ______
homegroup
A simple way to network a group of Windows computers that are all on the same home network
Internet service provider (ISP)
A company that offers Internet access
True
(T/F) A captcha assures that a person creating an account, not a machine
True
(T/F) ARPANET was the original Internet.
False; Broadband Internet access includes all 4 (3G/4G, cable, FTTH, and DSL)
(T/F) Broadband Internet access does not include 3G/4G, FTTH, and DSL; only cable.
True
(T/F) Dial-up is the slowest type of Internet access.
True
(T/F) Each device that connects to a network must have a network adapter.
True
(T/F) Every node on the Internet has a uniquely different IP address
False; it doesn't.
(T/F) Good website design does guarantee credible website content
False; Hypertext is used to navigate the World Wide Web by using hyperlinks
(T/F) Hypertext is used to navigate the Internet backbone by using hyperlinks.
False; Internet2 is a second internet designed for education research, and collaboration
(T/F) Internet2 is a second internet designed for specifically businesses, companies and corporations.
True
(T/F) Mobile browsers are optimized for the small screens of mobile devices
True
(T/F) Server software allows clients to communicate with the server to share resources, run applications, and send messages
False; The type of Internet access you choose largely depends on where you live.
(T/F) The type of Internet access you choose does not depend on where you live. If you purchase an internet plan, you are guaranteed internet regardless of where you are.
False; User-generated content means that anybody can create content on the Web
(T/F) User-generated content means only a selected few can create content on the Web.
False
(T/F) You should expect that your email is completely private
home page
1. The Web page that appears when you first open your browser; 2. The main or starting page of a website
wide area network (WAN)
A network that spans multiple locations and connects multiple LANs.
mobile browser (microbrowser)
A Web browser optimized for small screen devices, such as smartphones and tablets.
social media
A collection of tools that enables users to create user-generated content, connect, network, and share
modem
A communication device used to connect a computer to a telephone line, they are most often ysed for dial-up Internet access. Short for modular-demodulator, it modulates digital data into an analog signal that can be transmitted over a phone line and, on the receiving end, demodulates the analog signal back into a digital data
network adapter
A communication device used to establish a connection with a network. This may be onboard, an expansion card, or a USB device and may be wired or wireless
hyperlink
A connection between pieces of information in documents written using hypertext
wireless access point (WAP)
A device that allows wireless devices to join a network much like a switch
switch
A device that connects multiple devices on a LAN and uses address information to send data packets only to the port that the appropriate device is connected to
asynchronous online communication
A form of online communication that does not require the participants to be online at the same time - for example, email.
synchronous online communication
A form of online communication that requires the participants to be online at the same time- for example, chat and instant messaging
satellite Internet access
A means of connecting o the Internet using communication satellites
LTE (Long Term Evolution)
A means of connecting to the Internet using cellular networks that provides 4G service
WiMAX Mobile Internet
A means of connecting to the Internet using cellular networks that provides 4G service
server
A multiuser computer system that provides services, such as Internet access, email, or file and print services, to client systems
storage area network (SAN)
A network between the data storage devices and the servers on a network that makes the data accessible to all servers in the SAN. Normal users are not part of the SAN but are able to acces the information through the LAN servers
ad hoc network
A network created when two wireless devices connect to each other directly
peer-to-peer network (P2P)
A network in which each computer is considered equal. Each device can share its resources with every other device, and there's no centralized authority
campus area network (CAN)
A network that consists of multiple LANs located in the same location connected to each other using routers
metropolitan area network (MAN)
A network that covers a single geographic area
client-server network
A network that has at least one server at its center. Users log in to the network instead of their local computers and are granted access to resources based on that login
Web browser
A program that interprets HTML to display Web pages as you browse the Internet
hotspot
A public wireless access point often availabe in public locations, such as airports, schools, hotels, and resturants
Chat
A real-time online conversation between multiple people at the same time in a chat room
Instant messaging (IM)
A real-time online conversation between two people
Internet2 (I2)
A second Internet designed for education, research, and collaboration
captcha (Completely Automated Public Turing Test to Tell Computers and Humans Apart)
A series of letters and numbers that are distorted in some way. This makes them difficult for automated software to read but relatively easy for humans to read
VoIP (voice over IP)
A service that allows phone calls to be transmitted over the Internet instead of traditional phone lines
social bookmarking site
A site that allows you to save and share your bookmarks or favorites online
network operating system (NOS)
A specialized operating system found on servers in a client-server network that provides services requested by the client computers, such as file services, printing services, centralized security, and communication services
TCP/IP protocol stack
A suite of protocols that defines everything from how to transfer files (FTP) and Web pages (HTTP) to sending (SMTP) and receiving (POP) email. This is the protocol that runs on the Internet, and because of this, it's also the protocol that runs on most LANs
plug-in
A third-party program that extends the functionality of a browser, just like an add-on
viral video
A video that becomes extremely popular because of recommendations and social sharing
wiki
A website that allows to edit content, even if it was written by someone else
social review site
A website where users review hotels, movies, games, books, and other products and services
infrastructure wireless network
A wireless network in which devices connect through a wireless access point
functionality
Add-ons and plug-ins extend the _______________ of Web browsers.
URL (uniform resource locator)
An address, such as http://google.com, that consists of three main parts: protocol (http), domain name (google), and top-level domain (.com)
add-on
An application that extends the functionality of a Web browser
social network
An online community that combines many of the features of the other online tools
Forum
An online discussion site where people can hold conversations in the form of posted messages (wiki definition)
massively multiplayer online roleplaying games (MMORPG)
An online game in which players interact with people in real time in a virtual world using an avatar, or virtual body
social news site
An online site that allows the community to submit content they discover on the Web and puts it on one place for everyone to see and to discuss
Use the home page, contact information, and About pages of the website
How can we look for credentials for the author or organization of a website?
two or more; multiple
How many networks can a router connect together? a switch connects how many devices on a network?
Web page
Information on the Internet, written in HTML, that can be viewed with a Web browser
fiber-to-the-home (FTTH)
Internet access over fiber optic cables. The speed ranges up to 150 Mbps
dial-up
Internet access over ordinary telephone lines. The maximum speed of this is 56 Kbps
DSL (digital subscriber line)
Internet access over telephone lines designed to carry digital signals. The speed range from 384 Kbps to 15 Mbps
cable internet access
Internet access provided by cable companies. Cable speeds range from 1 Mbps to 100 Mbps
broadband
Internet access that exceeds 200 Kbps. Examples include cable, DSL, fiber, and WiMAX
domain
It is also a network composed of a group of clients and servers under the control of the domain controller.
website
One or more related Web pages that are all located in the same place
content
Restricted TLDs (like .gov, and .edu) adds some ____________ to the content.
hypertext
Text that contains links to other text and allows you to navigate through pieces of information by using the links that connect them
HTML (hypertext markup language)
The authoring language that defines the structure of a Web page
optical network terminal (ONT)
The device that connects a LAN to a FTTH network
workgroup
The devices in a peer-to-peer network
Internet (net)
The global network of computer networks
World Wide Web
The hypertext system of information on the Internet that allows you to navigate through pieces of information by using hyperlinks that connect them
ARPANET
The network developed by the U.S. Department of the Defense in the 1960s that eventually became the Internet
domain name
The part of a URL that preceds the TLD and is sometimes called the second-level domain. This also represents a company or product name and makes it easy to remember the address
topology
The physical layout of a computer network.
wardriving
The practice of driving around and locating open wireless access points
social media marketing (SMM)
The practice of using social media sites to sell products and services
IP (Internet protocol)
The protocol responsible for addressing and routing packets for their destination
TCP (transmission control protocol)
The protocol responsible for assuring that data packets are transmitted reliably on a network
protocol
The rules for communication between devices that determine how data is formatted, transmitted, received, and acknowledged.
DNS (Domain Name System)
The service that allows you to use a friendly name, such as google.com, instead of an IP address, such as 74.125.224.72, to contact a website
folksonomy
The social tagging of Web media
network resource
The software, hardware, or files shared on a network
Top-level domain (TLD)
The suffix, such as .com or .edu, that follows the domain name in a URL
WiFi
The type of wireless network found in homes and public hotspots
client
They log in to a server and requrest access to resources.
Ethernet
This also defines the way data is transmitted over a LAN.
virtual private network (VPN)
This creates a private network through the public network (aka Internet).
This is a store-and-forward technology that doesn't require you to be online when someone sends it to you
crowd-sourcing
Trusting the collective opinion of a crowd of people rather than that of an expert
computer network
Two or more computers that share resources including software, hardware, or files
piggybacking
Using an open wireless network to access the Internet without permission
phone calls
VoIP uses the Internet to make ______ _____
user-generated content
Web content created by ordinary users
DNS allows us to use URLs instead of IP addresses to access websites
What does DNS allow us to do?
Unauthorized access to a network
What does a firewall block?
To the Internet; modem or the optical network terminal (ONT)
What does the first device on a network connect to? Typically through what?
municipal WiFi
Wireless Internet access available in some cities and towns
customize
You can ____________ most home pages and other settings in most browsers
Search engines
________ ________ are databases that index the Web
search engine
a database that indexes the Web
firewall
a software or hardware-based network security system that controls the incoming and outgoing network traffic by analyzing the data packets and determining whether they should be allowed through or not, based on applied rule set. (wiki definition)
a system of sending electronic messages using store-and-forward technology
IP (Internet protocol) address
a unique numeric address assigned to each node on a network
avatar
a virtual body used online
digital footprint
all the information that someone could find out about you by searching the Web, including social network sites
router
small physical devices that join multiple networks together (online definition)