関連ワード:  why does a computer need primary and secondary storage    why does a computer need primary and secondary storage gcse    why does a computer need both primary and secondary storage    why do computers have primary and secondary storage    why do computers need both primary and secondary storage    why do computers have main memory and secondary storage    why do computers need both main memory and secondary storage    why do computers need primary storage    why do computers need secondary storage    why does a laptop need secondary storage  
結果 : why does a computer need primary and secondary storage