Thecomputeriswidelyusedinallfieldsofsociety.Today,whereveryougo,youwillfindcomputersbeingused.Forexample,computersareusedinuniversities,largecorporations,andsmalloffices,etc.Ithasevenenteredthehomesofordinarypeople.Asitisabletostoreandprocessalargeamountofinformation,thecomputerbringaboutgreatconvenienceandhighefficiencytopeopleofallwalksoflife.
Computerscanhelppeopleindifferentways.Forexample,computerhelpscientistsinanalyzingdataanddoingcomplexcalculation.Foranotherexample,computersaremadeuseofbyengineersindesigningaplane,oraspaceship.Besides,computersmayalsoplayagreatroleinhelpingchildrenwiththeirlesson.Whateveryouaredoing,youmanyfindcomputerausefulaid.
However,thecomputermustbedesignedandinstructedbyman.Whatismore,itistruethatcomputerscanmakedecisions,buttheyneeddetailedinstructionsandprogramspreparedbyhumanstooperate.Therefore,thecomputercanneverreplacethehumanbrain.