Discovering Computers Chapter 2

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Assembles computer parts

Computer Seller

Present hardware and software that meets a buyer’s needs

IT Department

Set up computer equipment for other employees

Software Programmer

Writes programming code

Business-to-consumer (B2C) e-commerce

E-commerce action that involves the sale of goods and services to the general public, such as at a shopping website.

Consumer-to-consumer (C2C) e-commerce

E-commerce transaction that occurs when one consumer sells directly to another, such as in an online auction.


Used to access Web pages on your mobile computing device, and specially designed for small screens.


Small text file that a Web page stores on your computer to identify you.


The list of Web pages your browser maintains of your Web visits during specified periods of time.

Private browsing

Mode for surfing the Web without leaving history, temporary Internet files, or cookies.


Hacking a server to re-route traffic to a fake Web site to obtain your personal information.

Net neutrality

Doesn’t allows changing service or bandwidth to favor one site over another.


Connections over the internet between millions of computers worldwide.


Buying and selling products via electronic channels such as the internet.


When you telephone calls travel over the internet instead of using traditional phone systems.

Cloud computing

Allows you to access storage and applications over the internet.


A post to a microblog such as Twitter.


An informal Web site of time-stamped articles written in a journal format.


A type of Web page that a group of people can comment on and make changes to.

Citizen Journalists

Members of the public who report on current events.


Type of communication, such as blogging, where authors and readers do not need to be online at the same time.


An audio file distributed through downloads or feeds.


If you sending an e-mail message from your laptop to a classmate, the laptop is the source.

Social Network

A Web site where members share interests, ideas, and information.

Fiber optic cable



Ethernet RJ-45

Twisted Pair

World Wide Web

A collections of millions of Web sites.

Web site

A collection of related Web pages connected by hyperlinks.


The first graphical Web browser released in 1993.

Web page

A Hypertext Markup Language (HTML) document.

Text messaging

Another term for Short Message Service (SMS), message of less than 160 characters sent via a cellular network.


A set of online communication practices and rules.

Identity theft

The nation’s fastest growing crime, where victims are unaware it’s being committed until the damage is done.


A search engine returns a list of these, which are links to Web pages that match your search criteria.

Search engine

A Web crawler, an indexer, a database, and a query processor are all compenents of this.

Search site

A Web site like that is designed specifically to help you find information on the Web.

Web master

This person can manually submit a URL to a search engine.

Meta keywords

These are descriptive data and words entered into the header section of a Web page when it’s created.


Indication that a Web site is secure for shopping.


E-mails that might appear to come from your bank or credit card company, asking you for e-mail logon or personal information.

Electronic wallet

One secure method of online payment.

Money transfer

Online payment method to avoid.


Graphics that use mathematical formulas instead of pixels and maintain the same quality on all screens.

Banner ad

An advertisement that is typically embedded at the top of a Web page.

Helper application

Software that you need to download, such as an add-on, a plug-in, or a player.


Displaying a sequence of still images to create illusion of motion.


A series of program instructions embedded directly into HTML code for a Web page; used to make a Web page interactive.


A host site that provides Microsoft Office Web apps and cloud storage.

Google Earth

A mapping application that might require you to download additional software

Example of Web app referred to as online reference software.

Productivity apps

Web apps that help you accomplish specific tasks such as creating a document or presentation.

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