Fourth Edition Discovering the Internet Discovering the Internet: Brief Concepts and Techniques, Second Edition Chapter 2 Browsing the Web

Objectives Describe a Web site, common Web page characteristics, and Web servers Explain the role IP addresses, domain names, and URLs play in locating Web pages Start a Web browser and view Web pages Visit Web pages using browser shortcuts Chapter 2: Browsing the Web 2

Objectives Save online information for later use Change Web browser options Discuss the risks and safeguards related to using the Web Chapter 2: Browsing the Web 3

Web Sites, Web Pages, and Web Servers Web Sites – Number of pages varies depending on site’s purpose and type of content and services it provides – FAQ page lists frequently asked questions and their answers – A Web portal, or simply a portal, is a special type of Web site that offers a doorway to a vast range of content and services Chapter 2: Browsing the Web 4

Web Sites Chapter 2: Browsing the Web 5

Web Sites, Web Pages, and Web Servers Web Pages – Designed to attract visitors and hold their attention – Common characteristics Logo and/or name Images Links Advertisements Search tool Connectivity links or icons Copyright statement Link to a privacy and security policy statement Chapter 2: Browsing the Web 6

Web Pages Chapter 2: Browsing the Web 7

Web Sites, Web Pages, and Web Servers Web Servers – Web browser is a client that requests resources from a Web server – Server “serves up” resources upon request Web browsing is example of client/server computing Chapter 2: Browsing the Web 8

Web Sites, Web Pages, and Web Servers Web Servers – Single Web server can host multiple Web sites – Large Web sites may span multiple Web servers Chapter 2: Browsing the Web 9

IP Addresses, Domain Names, and URLs IP Address – A number that uniquely identifies each computer or device connected to the Internet – A series of four numbers separated by a period or dot Static IP addresses seldom change Dynamic IP addresses are temporary Chapter 2: Browsing the Web 10

IP Addresses, Domain Names, and URLs Chapter 2: Browsing the Web 11

IP Addresses, Domain Names, and URLs Domain Name – A text alias for one or more IP addresses cengage.com is domain name for – Domain Name System (DNS) uses name servers to resolve domain name to IP address Managed by ICANN TLD (.com,.biz, and so forth) ccTLD (.us,.uk, and so forth) Chapter 2: Browsing the Web 12

Top-Level Domains Chapter 2: Browsing the Web 13

IP Addresses, Domain Names, and URLs Uniform Resource Locators (URLs) – A unique Web address protocol Domain name Path File name Chapter 2: Browsing the Web 14

Web Browsers Software program used to view Web pages Most commonly used Web browser is Windows Internet Explorer, others include – Firefox – Opera – Google Chrome – Safari Chapter 2: Browsing the Web 15

Internet Explorer 9 Chapter 2: Browsing the Web 16

Opening Your Browser and Loading a Web Page Click the Start button on the Windows taskbar Click the Internet Explorer icon on the Start menu, or click All Programs, and then click the Internet Explorer icon if it is not pinned to the Start menu to open Internet Explorer Click the Address box on the Address bar Chapter 2: Browsing the Web 17

Opening Your Browser and Loading a Web Page Type as the URL Press the ENTER key to open the Cengage home page Click the Buy, Rent, Access CengageBrain.com link to open the CengageBrain Web site in your browser Chapter 2: Browsing the Web 18

Opening Your Browser and Loading a Web Page Chapter 2: Browsing the Web 19

Using a Search Box to Find Information Type Discovering the Internet in the Find your Textbook or Materials text box Press the ENTER key to search for the Book Companion Site Web page for this text Click the link for this text to open a new page Click the Access Now button to open the Book Companion Site Web page Chapter 2: Browsing the Web 20

Using a Search Box to Find Information Chapter 2: Browsing the Web 21

Viewing a Web Page by Clicking a Link Click the Select a chapter list arrow, and then click 2. Browsing the Web to open the resources for Chapter 2 Click the Steps text link to view the links for the text Right-click the The Weather Channel link, and then click ‘Open in new window’ to open in a new browser window. Maximize the window if necessary Drag the scroll box on the vertical scroll bar down to view the content at the bottom of the Web page, and then drag the scroll box on the vertical scroll bar up to view the top of the Web page Chapter 2: Browsing the Web 22

Viewing a Web Page by Clicking a Link Chapter 2: Browsing the Web 23

Web Browsers Navigating Recently Viewed Web Pages – Use the Back, Forward, Stop, Refresh, and Home Buttons Back and Forward buttons – revisit recently viewed pages Stop and Refresh buttons – stops opening a page or opens an updated copy of the current page Home – refreshes the home page(s) Chapter 2: Browsing the Web 24

Navigating Through Recently Viewed Pages Verify that Internet Explorer is open with The Weather Channel home page open Click any link on The Weather Channel home page to open a new Web page in the same browser window and tab Click the Back button to return to The Weather Channel home page Click the Forward button to return to the Web page you were viewing before you clicked the Back button Chapter 2: Browsing the Web 25

Navigating Through Recently Viewed Pages Click the Refresh button to open a fresh copy of the Web page to view any updated temperature or other new information on the Web page Click the Home button to open the browser’s default home page Click the browser Close button to close Internet Explorer; close all tabs, if asked If necessary, close any other open Internet Explorer windows Chapter 2: Browsing the Web 26

Navigating Through Recently Viewed Pages Chapter 2: Browsing the Web 27

Web Browsers Using Tabbed Browsing – Allows you to open multiple Web pages in a single browser window Chapter 2: Browsing the Web 28

Web Browsers Using Tabbed Browsing – Each page can be opened in its own tab on the tab row – Clicking a tab brings the Web page and tab from the tab row background to the foreground – Click the New Tab button to open a blank tab then enter URL in the Address box to open a Web page in the new tab Chapter 2: Browsing the Web 29

Web Browsers Using Tabbed Browsing – Press ALT+ENTER keys after you type a URL to open the Web page in a new tab – Press the CTRL key as you click a link to open the linked page in a new tab – To open the linked page in the background, press CTRL+SHIFT as you click the link – To close a tab, click the Close Tab button Chapter 2: Browsing the Web 30

Opening and Closing Multiple Web Page Tabs Click the Internet Explorer Browser icon on the Start menu to open Internet Explorer Click the New Tab button on the tab row to open a New Tab page Type espn.com in the Address box Press the ENTER key to open the ESPN home page in the new tab Type nfl.com in the Address box. Press ALT+ENTER to open the NFL.com home page in a new tab in the tab row foreground Chapter 2: Browsing the Web 31

Opening and Closing Multiple Web Page Tabs Press CTRL and click the News link to open the NFL News page in a new tab in the tab row background Click the NFL News tab to display the tab in the foreground Click the Close Tab button on the NFL News Web page tab to close the Web page Click the New Tab button on the tab row to open a New Tab page Click the ‘Reopen closed tabs’ link on the New Tab page, if necessary, to see a list of closed tabs Chapter 2: Browsing the Web 32

Opening and Closing Multiple Web Page Tabs Click the NFL News link to reopen the Web page in a new tab Close Internet Explorer and close all tabs, if asked Click the Internet Explorer Browser icon on the Start menu to start Internet Explorer Click the New Tab button on the tab row to open a New Tab page Click the ‘Reopen last session’ link to reopen the tabs that were open when you closed Internet Explorer Chapter 2: Browsing the Web 33

Opening and Closing Multiple Web Page Tabs Chapter 2: Browsing the Web 34

Viewing Open Web Pages Using the New Tab Page Click the New Tab button to open the New Tab page Click the NFL News button to open the NFL News Web page Close Internet Explorer and all tabs Chapter 2: Browsing the Web 35

Using Browser Shortcuts to Visit Web Pages The Internet Explorer browser provides several shortcuts for accessing Web page content and revisiting Web pages, such as: – Favorites – History – Accelerators – RSS feeds and Web Slices – Address bar dropdown list – Suggested Sites Chapter 2: Browsing the Web 36

Creating a Favorite Subfolder and Adding a Favorite Start Internet Explorer and open the Student Online Companion Web page at by following the same set of steps as you did earlier in the chapter Click the Select a chapter list arrow, and then click 2. Browsing the Web to open the resources for Chapter 2 Click the Steps link in the left navigation bar to open the Steps Web page. Click Dell to open the Dell home page in the current tab Click the Favorites button to open the Favorites Center pane Chapter 2: Browsing the Web 37

Creating a Favorite Subfolder and Adding a Favorite Click the Favorites tab, if necessary, to view your list of favorites and subfolders Click the ‘Add to favorites’ button to display the Add a Favorite dialog box Type Dell in the Name text box Click the New folder button to display the Create a Folder dialog box Type Technology Sites Chapter 2: Browsing the Web 38

Creating a Favorite Subfolder and Adding a Favorite Click the Create button to create the new Technology Sites subfolder inside the Favorites folder Click the Add button in the Add a Favorite dialog box to add the Dell favorite to the new Technology Sites folder Click the New Tab button to display the New Tab page Click the Favorites button to open the Favorites Center Click the Technology Sites folder to view its contents Click the Dell favorite link to open the Dell home page in the current tab Chapter 2: Browsing the Web 39

Creating a Favorite Subfolder and Adding a Favorite Chapter 2: Browsing the Web 40

Deleting a Favorites Subfolder and Its Contents Click the Favorites button to open the Favorites Center Click the Favorites tab, if necessary, to display your list of favorites and subfolders Right-click the Technology Sites subfolder to display the shortcut menu Click Delete to display the Delete Folder confirmation dialog box Click the Yes button to confirm the deletion Close Internet Explorer Chapter 2: Browsing the Web 41

Deleting a Favorites Subfolder and Its Contents Chapter 2: Browsing the Web 42

Revisiting a Web Page Using the History List Start Internet Explorer Click the Favorites button to open the Favorites Center Click the History tab to view the History list Click the Today icon, if necessary, to expand the list of Web pages visited today Chapter 2: Browsing the Web 43

Revisiting a Web Page Using the History List Click the nfl ( folder link in the History list to view links to individual pages visited at the NFL Web site Click the NFL News link to close the Favorites Center and open the NFL News Web page in the current tab Close Internet Explorer Chapter 2: Browsing the Web 44

Revisiting a Web Page Using the History List Chapter 2: Browsing the Web 45

Web Slices Allows you to quickly preview frequently updated Web page content, such as weather reports or sports scores Chapter 2: Browsing the Web 46

Accelerators Add-ons to Internet Explorer that allow you to access Web content or take some action based on selected Web page text Chapter 2: Browsing the Web 47

Subscribing to an RSS Feed Navigate to the page containing an RSS feed Click the Feeds button arrow to view the available feeds on the selected Web site Click the feed of your choice Scroll the Web page to view the stories available through the feed Click the ‘Subscribe to this feed’ link to display the Subscribe to this Feed dialog box Click the Subscribe button to display the confirmation Web page Click the Close Tab button to close the confirmation Web page Chapter 2: Browsing the Web 48

Subscribing to an RSS Feed Chapter 2: Browsing the Web 49

Viewing and Deleting an RSS Feed Open the Favorites Center Click the Feeds tab to view the list of RSS feeds to which you have subscribed Open the Favorites Center Click the Feeds tab, if necessary, to view the Feeds list Right-click the desired feed to delete Click the Delete button to display the confirmation dialog box Click the Yes button to confirm the deletion Close Internet Explorer Chapter 2: Browsing the Web 50

Viewing and Deleting an RSS Feed Chapter 2: Browsing the Web 51

Address Bar Drop-Down List The AutoComplete feature looks at the first few characters you type in the Address box and then suggests Web sites and search keywords based on the stored URLs The Address bar dropdown list organizes suggestions by: – AutoComplete suggestions – History – Favorites Chapter 2: Browsing the Web 52

Address Bar Drop-Down List Chapter 2: Browsing the Web 53

Suggested Sites The Suggested Sites feature allows Internet Explorer to use your Web browsing habits to present suggestions for additional browsing Chapter 2: Browsing the Web 54

Pinning a Web Site to the Taskbar Open Internet Explorer and navigate to if it is not your home page Click the favicon Drag the favicon to the taskbar to pin it Close the browser Click the icon on the taskbar to open the Web site Right-click the icon on the taskbar to open a shortcut menu Click ‘Unpin this program from taskbar’ to remove the taskbar icon Chapter 2: Browsing the Web 55

Pinning a Web Site to the Taskbar Chapter 2: Browsing the Web 56

Saving Online Information Printing a Web Page – Preview the page to see how it will look before printing it – Print selected information – Print the entire page Chapter 2: Browsing the Web 57

Saving Online Information Saving a Web Page – Webpage, complete (HTML page and all related files) – Web Archive, single file (snapshot of page) – Webpage, HTML only (no related files are saved) – Text file (page text is saved in plain text format) Chapter 2: Browsing the Web 58

Saving a Web Page Start Internet Explorer Click the Page button on the Command bar to view the Page button menu Click Save as to open the Save Webpage dialog box Navigate to the folder specified by your instructor Click the ‘Save as type’ box arrow to view the available file types Chapter 2: Browsing the Web 59

Saving a Web Page Click Web Archive, single file (*.mht), if necessary, to select the desired file type Click the Save button Close Internet Explorer Chapter 2: Browsing the Web 60

Saving a Web Page Chapter 2: Browsing the Web 61

Saving Online Information ing a Web Page – Send a page or a link to a page using commands on the Page button on the Command bar Saving a Web Page Image – Use a shortcut menu – Most Web page images are the property of their owners and are protected by U.S. copyright law. Chapter 2: Browsing the Web 62

Changing Browser Options Showing and Hiding the Menu Bar and Toolbars – Turn on or off toolbars using the Tools button on the Command bar – Press ALT key to toggle on/off the menu bar Chapter 2: Browsing the Web 63

Showing and Hiding the Menu Bar and the Favorites Bar Start Internet Explorer Press ALT to display the menu bar below the Address bar Press ALT to hide the menu bar Click the Tools button on the Command bar Point to Toolbars to display the Toolbars submenu Chapter 2: Browsing the Web 64

Showing and Hiding the Menu Bar and the Favorites Bar Click Favorites bar on the Toolbars submenu to display the Favorites bar below the Address bar Right-click a blank area at the end of the Favorites bar to display the Toolbars shortcut menu Click Favorites bar on the shortcut menu to hide the Favorites bar Close Internet Explorer Chapter 2: Browsing the Web 65

Showing and Hiding the Menu Bar and the Favorites Bar Chapter 2: Browsing the Web 66

Changing Browser Options Customizing the Command Bar – Use the Tools button on the Command bar – Add or remove buttons or modify text labels Chapter 2: Browsing the Web 67

Adding a Browser Home Page Start Internet Explorer Type weather.com in the Address bar and press the ENTER key Click the Home button arrow on the Command bar to display the Home button menu Click ‘Add or change home page’ to display the Add or Change Home Page dialog box Click the “Add this webpage to your home page tabs” option button to add the current Web page as a home page tab Chapter 2: Browsing the Web 68

Adding a Browser Home Page Click the Yes button to add the Web page to your home page tabs Close Internet Explorer Start Internet Explorer to view two home page tabs Click the Home button arrow on the Command bar to view the menu Point to the Remove command to view the submenu Chapter 2: Browsing the Web 69

Adding a Browser Home Page Click National and Local Weather Forecast… to open the Delete Home Page dialog box Click the Yes button in the Delete Home Page dialog box to confirm the removal of the second home page Close Internet Explorer Start Internet Explorer to confirm that The Weather Channel’s home page is no longer part of the home page tabs Close Internet Explorer Chapter 2: Browsing the Web 70

Adding a Browser Home Page Chapter 2: Browsing the Web 71

Changing Browser Options Viewing a Web Page in Compatibility View – Click the Tools button on the Command bar and click Compatibility View to turn on the feature Zooming a Web Page – Change the "zoom" percentage using the ‘Change zoom level’ button arrow on the status bar Chapter 2: Browsing the Web 72

Changing Browser Options Setting Other Browser Options – Use the Internet Options dialog box to set browser options Number of days browsing history is maintained Temporary Internet files Overall appearance Chapter 2: Browsing the Web 73

Using the Web: Risks and Safeguards Protecting Your Computer from Hackers – A hacker is an individual who uses his or her computer skills to access a network and the computers on that network without authorization – A firewall is hardware and/or software that blocks outside intruders Home computers: install a personal firewall to protect against hackers – Windows Firewall – ZoneAlarm – PCTools Chapter 2: Browsing the Web 74

Using the Web: Risks and Safeguards Chapter 2: Browsing the Web 75

Using the Web: Risks and Safeguards Protecting Your Computer from Viruses – A computer virus is a small, potentially damaging computer program that can infect a computer and then spread to other computers through: Sending/receiving Downloading files Exchanging word processing or spreadsheet files – Install virus protection software to protect against infection Chapter 2: Browsing the Web 76

Using the Web: Risks and Safeguards Shopping Safely Online – Use reputable online vendors – Pay with a credit card over a secure (SSL) connection – Use a third-party payment service if participating in consumer-to-consumer transactions Chapter 2: Browsing the Web 77

Using the Web: Risks and Safeguards Filtering Web Content – Web is a largely unregulated environment Tracking Protection Lists (TPLs) Use Web content filters (Internet filters) Chapter 2: Browsing the Web 78

Using the Web: Risks and Safeguards Protecting Against Malicious Web Sites – A malicious Web site is a phony site designed to look like a legitimate site – Used by thieves to collect personal information Name Password – Internet Explorer has built-in SmartScreen Filter that evaluates sites Chapter 2: Browsing the Web 79

Using the Web: Risks and Safeguards Keeping Your Personal Information Private – Entities that might be collecting and using your private information Employers Internet Service Providers Government agencies Privacy advocates E-Business Web sites Cookies Spyware and adware Chapter 2: Browsing the Web 80

Using the Web: Risks and Safeguards Keeping Your Personal Information Private – Privacy advocates are dedicated to informing government agencies and consumers about privacy issues and maintaining information about privacy issues at their Web sites – InPrivate Browsing allows you to browse the Web privately without storing information about the Web sites you visit – InPrivate Filtering protects against parties collecting information about your browsing habits Chapter 2: Browsing the Web 81

Chapter Summary Describe a Web site, common Web page characteristics, and Web servers Explain the role IP addresses, domain names, and URLs play in locating Web pages Start a Web browser and view Web pages Visit Web pages using browser shortcuts Chapter 2: Browsing the Web 82

Chapter Summary Save online information for later use Change Web browser options Discuss the risks and safeguards related to using the Web Chapter 2: Browsing the Web 83

Fourth Edition Discovering the Internet Chapter 2 Complete