The Performance-Beast, Acer Aspire E5-571 Launched in India | Laptop acer, Best laptops, Laptop
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THE FIVE GENERATIONS OF COMPUTER (1st-5th GENERATION)
First Generation (1940-1956) Vacuum Tubes The first computers used vacuum tubes for circuitry and magnetic drums for memory, and were often enormous, taking up entire rooms. They were very expensiv…
