-
• The computers use vacium tubes • Were so expensive, so big and use so much energy
-
• Use transitors • Were smaller, cheapper and fastest than the computers of the firts generation.
-
• use integrated circuits • were fastets, cheapper and smaller than the second generation
-
• use microprocesser • are smaller, portable and chepper than the computers of the third generation • Use less heat and few electricity
-
• Artificial intelellent