Subject

    Computer Science

    Topic

    Computer Hardware

    Which type of RAM requires periodic refreshing to maintain its stored data?

    a)
    SRAM (Static RAM)
    b)
    DRAM (Dynamic RAM)
    c)
    ROM (Read-Only Memory)
    d)
    Flash Memory

    Explanation

    DRAM stores each bit of data in a separate capacitor within an integrated circuit. Since capacitors leak charge over time, the information eventually fades unless the capacitor charge is refreshed periodically. This refreshing requirement is why it's called 'dynamic'.

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