CS 8 Midterm 3

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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).

Email

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)

Email

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)


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