Information Technology (IT) Is The Use Of Computers To Store, Retrieve, Transmit, AndManipulate Data Or Information. IT Is Typically Used Within The Context Of Business Operations As Opposed To Personal Or EntertainmentTechnologies. IT Is Considered To Be A Subset Of Information And Communications Technology (ICT). An Information Technology System (IT System) Is Generally An Information System, A Communications System Or, More Specifically Speaking, A Computer System – Including All Hardware, Software And Peripheral Equipment – Operated By A Limited Group Of Users.