関連ワード:  why does computer need secondary memory    why does computer need secondary storage    why do computer need secondary storage    why do computers need secondary storage gcse    why do computers have secondary storage    what are storage devices why does a computer need secondary storage devices    why does computer need primary and secondary storage    why do computers need both main memory and secondary storage    why do computers have main memory and secondary storage    can computer run without secondary memory  
結果 : why does computer need secondary memory