introduction to the internet level 1 & level 2
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IntroductiontotheInternetLevelsI&II
Justaspeoplecantalktoeachotherbytelephone,computerscantalkto
othercomputersoveranetwork. TheInternetisthelargestcomputer
networkintheworld. TheInternetoffersvariousservices,butthetwo
mostpopularservicesareEmailandtheWorldWideWeb.
ContentsLevel1................................................................................................................................. 1
SigningintoLibraryComputers.......................................................................................... 2
BasicInternetVocabulary................................................................................................... 2
NavigatingtheInternet....................................................................................................... 4
ExerciseIOpening&UnderstandingtheBrowser.........................................................4
ExerciseIITypinginaNewWebsite............................................................................... 8
ExerciseIIIPerformingaSearchwithYahoo.................................................................. 8
UsingGoogle....................................................................................................................... 9
ExerciseISearchingforNewspapers.............................................................................. 9
Exercise
II
Maps
............................................................................................................
10
ExerciseIIIImageSearch.............................................................................................. 10
Level2............................................................................................................................... 11
FunandHelpfulWebsites................................................................................................. 11
Printing.............................................................................................................................. 12
Blogs.................................................................................................................................. 14
InternetSecurity............................................................................................................... 14
ExerciseIProtectingYourComputer............................................................................ 15
ExerciseIISafeCommunication................................................................................... 15
Level1
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SigningintoLibraryComputersKingCountyLibrarySystemprovidescomputersforpublicuseforactivities
suchassurfingtheweb,requestinglibrarymaterials,communicatingby
email,andperformingwordprocessing.
Computeruseinthelibrarydoesrequirealibrarycard.Forpersonaluse,
signinusingyourlibrarycardbarcodeandPIN(personalidentification
number).
Inacomputerclass,usethefollowingcodes:
627837
1212
Makesuretousenumeralkeyswhentypingthenumbers.Thatis,dontuse
theletterowhenyouwantazero(0)anddontusetheletterlwhenyou
wantanumeralone(1).
DontpressEnteraftertypingthefirstcode.Togettothesecondbox,
eitherclickthemouseintheboxorpresstheTabkey.Alsonotethatyou
cantreadthepasswordasyoutypeitinthesecondbox.Youseeasterisks
(****)onthescreensosomeonereadingoveryourshouldercantsee
whatyoutyped.Afteryouhavefilledinbothboxes,clickOKorpressthe
Enterkeytomovetothenextstep.
BasicInternetVocabularyBrowser Abrowserisasoftwareprogramthatallowsyoutoviewand
navigatethroughInternetpages.InternetExplorerandMozillaFirefoxare
popularexamplesandsomeInternetServiceProvidersoffertheirown
browsers(e.g.,AOL).
Email Electronicmail.
InternetServiceProvider(ISP) IfyouwanttoaccesstheInternetfrom
homeyoumusthaveanISP.AnISPisanInternetServiceProvider,a
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companythatyoupaytoprovideyouwithaconnectiontotheInternet.
AOL,NetZero,Comcast,andVerizonareallexamplesofISPs.Theyprovide
youwithproprietarysoftwaretodownloadtoyourcomputerandthenthey
allowyouawaytoaccesstotheInternet.Allmoderncomputersalready
havethesoftwarenecessarytoaccesstheInternet.IfyouwouldlikealistofInternetServiceProvidersyoucanvisitwww.thelist.comorlookinthe
yellowpagesunderInternet.
ThereareseveralwaystoconnecttotheInternet.Allrequireamodem:
Dialupconnectionusesastandardphoneline.Thisistheslowest
connection.Itisalsotheeasiestbecauseitdoesntrequire
installationofexpensiveserviceslikeDSL.
DSLaDigitalServiceLoopconnectsyourcomputertotheInternet
viaafastermethodofdialup.
Cablecablecompaniesoftenofferhighspeedaccessalongwith
cableTV.CableInternetisasharedconnectiontotheInternetwith
therestofyourneighborhood.ThemorepeoplethathaveCable
Internet,themorepotentialforsloweraccess.
Wireless/WiFiusesareceivertoconnectyourcomputertothe
Internetwithoutanywires.Amongotherplaces,libraries,some
hotelsandcoffeeshops,andmostferriesofferwirelessaccessto
peoplewhowishtobringintheirlaptopcomputers.
LinkShortforhyperlink,whichisareferenceornavigationelement
withinadocumentorwebpagethatleadsyoutoanotherdocument
(visualizelinksonachainconnectingeachother).
SearchEngineAprogramthatindexesmillionsofwebsitestohelpusers
findrelevantinformationbysearchingwithkeywordsorphrases.Popular
searchenginesincludeAsk,Google,Yahoo,Bing,andDogpile.
WebpageAsingledocumentfoundwithinawebsite.Justlikeabookwith
pages,awebsitehaswebpages.
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Websiteaddresses Youmaytypeinawebsiteaddresstosearchthe
Internet.Likeyourhomeaddress,aWebsiteaddressisunique.For
example,justasthereisonlyone440088th
AveSEMercerIsland,WA
98040,justasthereisonlyonewww.google.com.
WorldWideWebAsystemofinterlinkedhypertextdocumentsaccessed
viatheInternet.
NavigatingtheInternet
ExerciseI Opening&UnderstandingtheBrowser
Onahomecomputer,youusuallystartthebrowser(programfor
connectingtotheInternet)byclickingordoubleclickinganicononthe
desktoportaskbar,orbyopeningtheStartMenuandchoosingPrograms
andthenchoosingInternetExplorer(orotherbrowser).InaKCLSlibrary,
youmustloginwithalibrarycardorcomputerclasscode,andchoose
InternetExplorerfromthelistofprogramsintheLibrariesOnlineprogram.
ThefollowingexercisesstartfromtheKCLShomepage.Ifyouareinthe
library,thebrowserautomaticallybeginsonthatpage.Ifyouaredoing
theseexercisesfromhome,youwillneedtotypewww.kcls.orginthe
addressboxandthenpresstheEnterkey.
TheWorldWideWebcanbethoughtofasaformofpublishing. Insteadof
publishingdocumentsinabook,magazine,ornewspaper,theweb
publishesdocumentsonacomputerscreen. Computersthatpublish
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informationareknowsasserversandwebdocumentsareknownasweb
pages.
AnatomyofaWebsiteaddress
Lookingatthewebsiteaddresscangiveyoumanycluesastothetypeofwebsiteyoumightbevisiting.Forexample,www.kcls.org istheWebsite
forKingCountyLibrarySystem,anonprofitorganization.
.com acommercialwebsite
.net anetworkwebsite(canalsobeacommercialsite)
.gov agovernmentwebsite
.org anonprofitorganizationwebsite
.mil amilitarywebsite
.edu aneducationalwebsitefromaschooloruniversity
Thehttp://partindicatesthatyouaredealingwithwebpagesinsteadof
otherInternetservices(usuallyyoudonthavetotypeit). Httpstandsfor
HypertextTransferProtocol.ThewwwindicatesWorldWideWeb. The
kclsistheorganizationoperatingtheserver,andtheorgoften(thoughnot
always)indicatesanonprofitorganization.
Eachwebdocumentisknownasawebpage. Oftenyoucantseethe
wholepageatonetimeonyourscreen. Scrollingletsyoumoveupanddowntoseetherestofyourpage.
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Youcanalsogettoanotherwebpagebyclickingalink(indicatedwiththe
mousebyapointinghand). Forexample,underUsingtheLibrary,clickthe
LocationsandHourslinktoseeamapofthelibraries. Clickonalibrary
nameonthemapforotheroptions,suchashoursanddrivingdirections.
TIP:Thismanualiswrittenfor
InternetExplorer7,butthe
conceptscanbeappliedtootherversionsandbrowsers.Tofind
outwhichversionandbrowser
youareusing,clickHelponthe
menubarandselectAbout
InternetExplorer.
Scrolluppointat
arrow&leftclick
tomoveup
Scrollbarhold
downleftclick
andguide
mouseupor
down
Scrolldownpointat
arrow&leftclickto
movedown
Pageup/Pagedownleftclickon
arrowtomoveupordownin
biggerjumps
Scrollingallowsyoutoseepartsofyour
documentthatmaybeoffthescreen.
Thescrollbarresemblesandelevator
shaftontherightsideofyourscreen,
withthescrollboxasanelevatorinside
thescrollbar.
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The title bar appears at the top of the browser (in blue), displaying thenameoftheprogramandthenameofthecurrentwebpage.Belowthetitlebar,youwillfindtheaddressbox.Thisiswherewebsite
addressescanbytyped.Justleftclickonetimeinsidethelongboxand
pressbackspacetodeletethecurrentaddress.Whenyouseetheflashing
cursoryoucantypethere.Oncetheaddressisentered,hittheenterkeyon
thekeyboard.
Menusappearbelowtheaddressline.Eachmenuprovidesalistof
commandstomodifythebrowsersoperation.
Tool buttons appear in various places. Some buttons are dim,
indicatingthebuttonsarenotavailablebecausetheconditions
arenotrightforthemtooperate.Onyourscreen, itspossible
that theBack button is dim. If so, why do you think its not available for
clicking?Sometimesyougetasfarasyouwantbyclickinglinksandwantto
returntothepageyoustartedfrom.ClicktheBackbuttonasmanytimesas
it takes to get back to the King County Library System home page where
youbegan.
Tofindoutwhatatoolbuttondoes,youcanplaceyourmousecursor
(withoutclickinganybuttons)andletithoveroveraparticularbutton.Ina
matterofseconds,asmalltextboxwillappeartellingyouthefunctionof
thebutton.
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ExerciseII TypinginaNewWebsite
Youcanvisitawebsitebytypingtheaddress. Forexample,youcanread
manynewspapersonline. TheSeattlePIisavailableinonlineformatonly.
Toviewthepaper,beginbyclickingtheaddresslinenearthetopofthe
screen. Theaddressturnsdarktoindicateithasbeenselected,oncethe
currentaddressisselected(orhighlighted),youcantypeoverit. Now,type
www.seattlepi.comandthenpressenter. Ifyoudontknowanaddress,
youcanuseasearchenginelikeGoogleorYahoo.
ClickontheViewmenu.SlidethemousepointerdownoverthewordsText
Size.Abluebarleadstoasubmenudisplayingachoiceoftextsizes.Think
ofthebluebarasabridge.Slideyourmousealongthebluebartochoosea
newsize.Becarefultokeepyourmousesteadyonthebluebar.(Youdont
wanttofalloffthebridge!)Adjustthetextsizeuntilyoufindthesizemost
comfortableforyoutoread(thismaynothelpforeverywebsite).
Textsizecanalsosometimesbechangedinthebottom,right
cornerneartheclock.
OnceyouhavereachedtheSeattlePI
website,notethesubjectsnearthe
top(e.g.,Local,US/World,Sports).Manynewspapershaveasimilar
setup.FindtheRealEstatepagesby
clickingLocal.
ExerciseIII PerformingaSearchwithYahoo
SearchengineslikeYahooandGooglecanhelpyoufindwebsiteswhenyou
dontknowtheaddress.Clickontheaddressboxsothatitisselectedand
typewww.yahoo.comthenpressenter. Inthesearchbox,typeSeattle
MarinersandpressenterorclicktheWebSearchbox. Theresultsinblue
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arelinksthatyoucanclick,butyoumaynoticethatthefirstoftheresults
aresponsorresults. SkipthoseandtrytofindtheMarinershomepage.
UsingGoogleGoogle,muchlikeYahoo,isanothersearchenginethatisusedasatoolfor
findingresourcesontheWorldWideWeb.Googlescanswebpagestofind
instancesofthekeywordsyouhaveenteredinthesearchbox.Itisalsothe
mostpopularsearchengineandindexesthemostwebpages,whichmeans
youwillgetmoreresultswhenyouperformasearch.
ExerciseISearchingforNewspapers
Gotowww.google.comandtrytofindotheronlinenewspapers(e.g.New
YorkTimesorWallStreetJournal).Onceyouhaveenteredakeywordor
words,clickonGoogleSearchtofindyourresults.Googlealsooffersthe
Sponso
resultsmost
often
trying
tosell
you
stuff
Title(in
blue) click
hereto
entersite
Description
(inblack)
Web
address(in
green) not
alink
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ImFeelingLuckyoptionthatautomaticallytakesyoutothewebsiteit
thinksyouwantwithoutreturningalistofresults.
ExerciseIIMapsTherearemanydifferentmapservicesavailableontheInternet,including
MapQuest,YahooMaps,andGoogleMaps. Returntothegoogle.com
homepage. ClickontheMapslinkatthetopleftcorner,justunderthe
menusandclickGetDirections.
TIP:YoucansearchfordirectionsBycar,Bypublictransit,orBy
walking.
ExerciseIII ImageSearch
Googlecanalsobeusedtosearchfor
images. ReturntotheGooglehome
page. ClickontheImageslinkatthe
topleftcorner(totheleftofMaps). In
thesearchbox,typepuggleasasamplesearchandclicktheSearch
Imagesbox.
Toviewtheimagesinfullsize,clickthethumbnailoftheimageandthen
thelinkthatsaysSeefullsizeimage.
Enterthestart
address
Enteryour
destination(end
address)
Clickfor
results
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Level2ReviewVocabularyandAnatomyofWebsiteAddressfromprevious
sections.
FunandHelpfulWebsitesNowwewillexplorevariouswebsitestopracticenavigationskills.
NationalWeatherServicewww.weather.govThiswebsiteisthestartingpointforofficialgovernmentweatherforecasts,
warnings,andmeteorologicalproductsforforecastingtheweather,and
informationaboutmeteorologyacrossthecountry. Entercity,stateand
clickGobutton.Ifmorethanonematchisfound,choosetheappropriatelink(highlightedinblue)tonarrowyoursearch.
CNETwww.cnet.comCNEToffersreviewsandadvicethatcanhelpyoudecidewhattechnology
tobuyandhowtogetthemostforyourmoney.
Wikipediawww.wikipedia.orgAccordingtotheWikipediaintroductionpage:Wikipediaisanencyclopediacollaborativelywrittenbymanyofitsreaders.Itisaspecialtypeofwebsite,calledawiki,whichmakescollaborationeasy.ManypeopleareconstantlyimprovingWikipedia,makingthousandsofchangesanhour,allofwhicharerecordedonarticlehistoriesandrecentchanges.Inappropriatechangesareusuallyremovedquickly,andrepeatoffenderscanbeblockedfromediting.IfyouaddnewmaterialtoWikipedia,please
providereferences.Factsthatareunreferencedareroutinelyremovedfromtheencyclopedia.Ifyouwanttofindbasicinformationaboutsomething,Wikipediaisagreat
placetostart. Themainpagehasanewfeaturedarticleeachdayandalist
ofcurrentnewsitems. Thereisasearchboxthatallowsyoutotypeinyour
itemofinterest. Inthesearchbox,typeOlympicgames,thenclickGoto
seetheentry.
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Craigslistwww.craigslist.orgCraigslistisamostlyfree,communitymoderatedserviceofclassifiedadsin
over500cities.Tolookorpostadsinyourarea,clickthelinkforyourcity
and
you
will
be
taken
to
your
local
Craigslist.
YouTubewww.youtube.comYouTubeisavideosharingwebsitewhereuserscanuploadtheirown
videosand/orviewvideospostedbyothers.Tofindvideos,performa
keywordsearchandexaminetheresults.
5.
PrintingFirst,gotowww.seattletimes.comandopenanarticlebyclickingonthe
headline.
PrintingfromtheInternetcanbedifficult,buttherearemanywaysyoucan
avoidprintingunnecessarypages:
Eachvideohasaplaybutton
toclickon(alsopauses)
Volume Viewinfullscreen
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Usetheprinterfriendlybutton(foundon
somewebpages)
Or,Highlightandusetheprintselectionfunction1. Highlight(orselect)thetextyouwantbydraggingthemouse
acrosstheinformationwhileholdingdowntheleftmouse
button
2. GotoFileandchoosePrint
3. ClicktheSelectionboxandPrint
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Or,CopyandpastetoMicrosoftWord,thenprintBlogs
Ablog,shortforweblog,isawebsitewithrunningcommentaryandentries
publishedbyindividualsorgroups.TherearemanyblogsontheInternet
somearepublishedbycorporationsornewsgroups,somearewrittenby
individuals,music,media,andmoviecriticsandmore. Atypicalbloghas
entriesthatarearrangedwiththemostrecentonesfirst.Tobetter
understandblogs,wewilllookatafewinclass:
KCLSLibraryTalkwww.blogs.kcls.org/librarytalk
Notethecategoriesontheleftsideof
thescreen.Youcanclicktheselinksto
lookatdifferententries.Manyblogs
willhaveasimilarfeature;somewillbe
listedbymonthoryear.
DigginFood
www.digginfood.com
WordPress
www.wordpress.com
Usethesearchboxtolookforblogs
youmightbeinterestedin!Youcan
alsocreateafreeaccountandcreate
yourownblogusingWordPress(the
stepstocreateablogwillnotbecoveredinthisclass).
InternetSecurityOnlinecommunicationoffersbenefitsbutalsocreatesproblemsinareas
suchasprivacy,security,andchildsafety.Thissectiondiscussessomeof
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thehazardsandinconveniencesoftheInternetandsomeprecautionsyou
cantaketoprotectyourself.
ExerciseI ProtectingYourComputer
UsingemailandtheWorldWideWebexposesyourcomputertohazards
suchasviruses.Avirusisadestructiveprogramthatcandamageyour
computersoperationandinformation.Virusesmostcommonlyarrivefrom
downloadedsoftwareorfromemailattachments.Downloadingmeans
transferringaprogramfromanothercomputertoyourown.Emailusually
arrivesintheformofplaintext(whichcantcontainavirus),butprograms
canbeattachedtothetextandsuchattachmentscancarryviruses.Viruses
canalsoarrivefromputtinganinfecteddiskintoyourcomputer.
ItsagoodideaforanyoneusingtheInternetathometopurchaseand
installantivirussoftwareforhisorhercomputer.Herearesomepopular
brands:
McAfee: www.mcafee.com
NortonAntivirus:www.symantec.com
AVG
Software:
www.grisoft.com
Zone Alarm Free Basic Firewall: www.zonelabs.com
ExerciseIISafeCommunication
WhenyoucommunicateovertheInternet,itsimportanttoprotectthe
securityofvitalinformationsuchassocialsecuritynumbersorcreditcard
numbers. Tobeginwith,onlysendsuchinformationwhenyouhaveagood
reasontodosotoanorganizationyouknow.Second,onlysendsuch
informationwhenusinganencryptedconnection.Encryptedmeansthe
informationtransferringfromyourcomputertotheserverisencodedina
waythatonlytheservercandecodeandunderstand.
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IfyouaresendingvitalinformationovertheInternet,makesurethatthe
serverisusingsecureservertechnology.Thismeansthattheinformationissentinencrypted(secretcode)form.
Herearetwoindicatorstowatchfor:firstnotetheextraswhen,theURLshows:https.Second,ifyouareusingInternetExploreras
yourbrowser,alockappearsontherightoftheaddressoratthe
statusbarnearthebottomofyourscreen.
Toseeanexampleofwhatasecuresitelookslike,gobacktowww.kcls.org
andclickLOGINTOYOURACCOUNT.
***Practice and Have Fun!!!***