回答这个问题，用英语，不是翻译

Advantagesofcomputer:

Computerhasmadeaveryvitalimpactonsociety.Ithaschangedthewayoflife.Theuseofcomputertechnologyhasaffectedeveryfieldoflife.Peopleareusingcomputerstoperformdifferenttasksquicklyandeasily.Theuseofcomputersmakesdifferenttaskeasier.Italsosavestimeandeffortandreducestheoverallcosttocompleteaparticulartask.

Manyorganizationsareusingcomputersforkeepingtherecordsoftheircustomers.Banksareusingcomputersformaintainingaccountsandmanagingfinancialtransactions.Thebanksarealsoprovidingthefacilityofonlinebanking.Thecustomerscanchecktheiraccountbalancefromusingtheinternet.Theycanalsomakefinancialtransactiononline.Thetransactionsarehandledeasilyandquicklywithcomputerizedsystems.

Peopleareusingcomputersforpayingtheirbills,managingtheirhomebudgetsorsimplyhavingsomebreakandwatchingamovie,listeningtosongsorplayingcomputergames.Onlineserviceslikeskypeorsocialmediawebsitesareusedforcommunicationandinformationsharingpurposes.

Computercanbeusedasagreateducationaltool.Studentscanhaveaccesstoallsortofinformationontheinternet.SomegreatwebsiteslikeWikipedia,Khan’sAcademy,CodeAcademy,Byte-Notesprovidesfreeresourcesforstudents&professionals.

Moreover,thecomputerisbeingusedineveryfieldoflifesuchasmedical,business,industry,airlineandweatherforecasting.

Disadvantagesofcomputer:

Theuseofcomputerhasalsocreatedsomeproblemsinsocietywhichareasfollows.

-Unemployment:

Differenttasksareperformedautomaticallybyusingcomputers.Itreducestheneedofpeopleandincreasesunemploymentinsociety.

-Wastageoftimeandenergy

Manypeopleusecomputerswithoutpositivepurpose.Theyplaygamesandchatforalongperiodoftime.Itcauseswastageoftimeandenergy.YounggenerationisnowspendingmoretimeonthesocialmediawebsiteslikeFacebook,Twitteretcortextingtheirfriendsallnightthroughsmartphoneswhichisbadforbothstudiesandtheirhealth.Anditalsohasadverseeffectsonthesociallife.

-Datasecurity

Thedatastoredonacomputercanbeaccessedbyunauthorizedpersonsthroughnetworks.Ithascreatedseriousproblemsforthedatasecurity.

-Computercrimes

Peopleusethecomputerfornegativeactivities.Theyhackthecreditcardnumbersofthepeopleandmisusethemortheycanstealimportantdatafrombigorganizations.

-Privacyviolation

Thecomputersareusedtostorepersonaldataofthepeople.Theprivacyofapersoncanbeviolatedifthepersonalandconfidentialrecordsarenotprotectedproperly.

-Healthrisks

Theimproperandprolongeduseofcomputercanresultsininjuriesordisordersofhands,wrists,elbows,eyes,necksandback.Theuserscanavoidhealthrisksbyusingthecomputerinproperposition.Theymustalsotakeregularbreakswhileusingthecomputerforlongerperiodoftime.Itisrecommendedtotakeacoupleofminutesbreakafter30minutesofcomputerusage.

-Impactonenvironment

Thecomputermanufacturingprocessesandcomputerwastearepollutingtheenvironment.Thewastedpartsofcomputercanreleasedangeroustoxicmaterials.Greencomputerisamethodtoreducetheelectricityconsumedandenvironmentalwastegeneratedwhenusingacomputer.Itincludesrecyclingandregulatingmanufacturingprocesses.Theusedcomputersmustbedonatedordisposedoffproperly.