web browser basics ie & firefox

8/13/2019 Web Browser Basics IE & Firefox

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2Web BrowserBasics: InternetExplorerandFirefox

OB JECT IVES

Inthis chapter you will learn:

TounderstandtheMicrosoftInternetExplorer 7(IE7)andMozilla Firefox 2(FF2)web browsers capabilities.

TouseIE7andFF2 tosearchthe informationavailable ontheWorldWideWeb.

To customize a browseraccording toyourown needsand preferences.

Tounderstandthe differences amongvarious browsers.

Giveus thetools, andwewillfinishthe job.

SirWinstonChurchill

We mustlearnto exploreallthe optionsand possibilitiesthatconfront usin acomplexandrapidlychangingworld.

J.WilliamFulbright

2008 Pearson Education, Inc., Upper Saddle River, NJ. All Rights Reserved.


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2 Chapter 2 Web BrowserBasics: Internet Explorerand Firefox

Self-ReviewExercises

2.1 Fill intheblanksin each ofthe followingstatements:a) Thetwo mostpopular web browsersare and .ANS: InternetExplorer, Firefox.

b) A browseris usedtoviewfilesonthe .ANS: Internetandtheweb.c) The location ofafile ontheInternetiscalled its .ANS: URL.d) The elementin awebpagethat,when clicked, causesanew webpageto load iscalled

a(n) ; whenyourmouse passesover thiselement,the mouse pointer changesintoa(n) inIE7andFF2.

ANS: hyperlink,hand.e) IE7andFF2keep ofalistofvisitedURLscalledthe .ANS: history.f) You can save an image from a web page by right clicking the image and selecting

inIE

7or inFF

2.ANS: Save Picture As., Save Image As.g) The feature of IE7 and FF2 that provides options for completing URLs is called

.ANS: AutoComplete.h) The feature that enables the user to save URLs of frequently visited sites is called

inIE7or in FF2.ANS: Favorites, Bookmarks.

2.2 Statewhethereach ofthe following is trueorfalse.Ifthestatementisfalse,explainwhy.a) Fiber optics cables have a better signal than traditional metal cables, but an inferior

bandwidth.ANS:

False.Fiberoptic cableshaveagreaterbandwidththan metal ones.b) Itisnotpossibletoview webpages when notconnectedtothe Internet.ANS: False.Webpages savedtothe hard drivecanbeviewedusing off-linebrowsing.c) Search enginescanbeusedto helpresolve programming errors.ANS: True.d) Thecache isanareaonthe hard drivethatis used for savingwebpagesfor rapid future

access.ANS: True.e) FTPisapopularInternetmechanismby which filesareuploadedand downloaded.ANS: True.f) YoucanaccessanyFTP sitebylogging inwiththeusername anonymous.ANS: False.ManyFTP sitesarerestrictedand do notadmit the general public.

Exercises

2.3 Spell out the followingacronyms, and includea brief description of each:a) HTTPANS: HypertextTransferProtocol.Aprotocol for transferring information over theInter-

net.b) FTPANS: File Transfer Protocol. A set ofrules by which computers transfer data, especially

large files,over the Internet.



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Exercises 3

c) URLANS: Uniform Resource Locator. The address of the web page displayed in the browser

window.d) DSLANS: DigitalSubscriberLine.Atype of high-speed, broadbandInternetconnection.e) PDFANS: PortableDocumentFormat.Atype of document thatcan beviewedwiththeAcro-

batReaderplug-in.f) ISPANS: Internet Service Provider. Connects computers tothe Internet via amodem or broad-

bandconnection.

2.4 Useyour browsersFTP capability toaccess ftp.cdrom.com and ftp.deitel.com. Observewhathappensin bothcases, and,ifthesitecanbeaccessed,list the directoryoutput.

ANS: ftp.cdrom.comhas two directories: lockedand pub. ftp.deitel.comdoesnotallowanonymous users,sotheservercannotbeaccessed.

2.5 Go to www.ieaddons.com and browsethevarious extensions and plug-ins that can be in-stalled intoInternet Explorer. Choose oneto install, and observewhatcapabilitiesareadded as youbrowsethe Internet.

ANS: Results willvary.

2.6 Goto addons.mozilla.org andbrowsethevariousextensionsand plug-ins thatcanbe in-stalled into Firefox. Choose oneto install, and observewhat capabilities are added as you browsetheInternet.


2.7 Downloadand installthe Opera(www.opera.com)andSafari (www.apple.com/safari)webbrowsers.Gotoyourfavoritewebsitesandtry to observeanydifferencesin speed, appearanceandfunctionality.



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