Computersplayanimportantroleinthemodernworld.Todaytheyareusedinmanyareasofhumanactivities,suchasbusiness,industry,science,andeducation.Thedevelopmentofcomputershasalsocreatedmanyattractivejobopportunities.I'macollegestudentmajoringinmathematicsandassuchIknowquitewellthepowersofthecomputer.Theyhaveevolvedasanaturalconsequenceofman’sgrowingneedforfastandaccuratecalculation.TomakemyselfbetterequippedinmyfieldofstudyIhavelearnedseveralcomputerlanguagestocommunicatewiththecomputer.Myexperiencetellsmethatifwewanttobecomecompetentusersofthecomputerwemustkeepupwithitsdevelopment.Becausemodernindustrializedsocietyneedcomputerstoperformawiderangeoftasks,Ithinkageneralknowledgeofsuchwonderfulmachinesisquitenecessaryformostofus.