Computertechnologyhasbecomeamajorpartofpeople’slives.Thistechnologyhasitsownspecialwords.Oneexampleisthewordmouse.Acomputermouseisnotasmallanimalthatlivesinbuildingsandopenfields.Itisasmalldevicethatyoumovearoundonaflatsurfaceinfrontofacomputer.Themousemovesthepointeronthecomputerscreen.

ComputerexpertDouglasEngelbartdevelopedtheideaforthemouseintheearly1960s.Thefirstcomputermousewasacarvedblockofwoodwithtwometalwheels.Itwascalledamousebecauseithadatailatoneend.Thetailwasthewirethatconnectedittothecomputer.

Usingacomputertakessometraining.Peoplewhoareexpertsaresometimescalledhakers.Ahackerisusuallyapersonwhowritessoftwareprogramsinaspecialcomputerlanguage.Butthewordhackerisalsousedtodescribeapersonwhotriestostealinformationfromcomputersystems.

Anotherwell-knowncomputerwordisGoogle.Itisthenameofapopular“searchengine”fortheInternet.PeopleusethesearchenginetofindinformationaboutalmostanysubjectontheInternet.ThepeoplewhostartedthecompanynameditGooglebecauseinmathsgoogleisanextremelylargenumber.Itisthenumberonefollowedby100zeros.

Whenyou“Google”asubjectyoucangetalargeamountofinformationaboutit.SomepeopleliketogoogletheirfriendsorthemselvestoseehowmanytimestheirnamesappearsontheInternet.

IfyouGooglesomeoneyoumightfindthatperson’snameonablog.AblogistheshortenednameforaWeblog.AblogisapersonalWebpage.ItmaycontainstoriescommentspicturesandlinkstootherWebsites.Somepeopleaddinformationtotheirblogseveryday.Peoplewhohaveblogsarecalledbloggers.

Blogsarenotthesameasspam.Spamisunwantedsalesmessagessenttoyourelectronicmailbox.ThenameisbasedonafunnyjokemanyyearsagoonaBritishtelevisionshow“MontyPython’sFlyingCircus”.SomefriendsareataneatingplacethatonlyservesaprocessedmeatproductfromtheUnitedStatescalledSPAM.EverytimethefriendstrytospeakanothergroupofpeoplestartssingingthewordSPAMveryloudly.Thisinterfereswiththefriends’discussion---justasunwantedsalesmessagesinterferewithcommunicationovertheInternet.

1.Whatisthepassage