Home and personal computers are capable of an incredible number of functions ranging from such leisure-time activities as video games to such significant uses as providing teaching aids and home accounts systems.
一九七四年，微電腦問世，原只是一種電動玩具，後來功能逐漸加強，除了遊樂外，還可用來做：安排菜單與記帳等家事、輔助教學、協助研究、處理商業資料等，因此廣泛為家庭或個人採用，而有「家用電腦」與「個人電腦」的稱呼出現。軟體業發展快、市場大、利基多