unit study guide
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| – A computer network made up of thousands of smaller computers networks. No one
knows exactly how many computers are on the network, but it is in the millions and grows daily
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| – A group of devices such as computers, printers, and scanners
connected together spanning a relatively small area. Most LANs are confined to a single building
or group of buildings.
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| – A company that provides access to the Internet for a monthly
fee. Examples of ISPs are Verizon, AOL, Cablevision, or Comcast.
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| The World Wide Web consists of all the web servers (computers with web
) that are a part of the Internet. These web servers have web pages on them that are
viewable by anyone with Internet access and a browser.
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| – A client computer makes requests to other server computers for files or web
pages. The MS lab computers are client computers that may request a web page from a web
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| – A computer and storage device dedicated to managing files. Ranney’s file server
manages all the files on the M: and S: drives.
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| – A Web server is a special kind of file server. It stores web pages (files) that are
part of the World Wide Web.
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| – To access the World Wide Web, you must use a Web browser. A browser is a
software program that allows users to access and navigate the World Wide Web to view web
pages.
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| – A web page’s URL specifies the address of a file (web
page) stored on a web server computer. This web server is part of the World Wide Web. Every
file (web page) on the World Wide Web has a unique URL.
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| - A Web page is a single document on the World Wide Web. Every Web page is
identified by a unique URL (Uniform Resource Locator).
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| A web site represents a location on the World Wide Web that contains a home page,
which is the first document users see when they enter the site. The site might also contain
additional documents and files (web pages).
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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