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    Question

    The first generation of the computers used

    _______?
    A Microprocessors Correct Answer Incorrect Answer
    B Vacuum tubes Correct Answer Incorrect Answer
    C Transistors Correct Answer Incorrect Answer
    D Integrated Circuits Correct Answer Incorrect Answer

    Solution

    Explanation: First-generation computers (1940–1956) used vacuum tubes for circuitry and magnetic drums for memory, making them large and inefficient.

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