Subject

    Computer Science

    Topic

    Computer Hardware

    A 32-bit CPU can theoretically address a maximum of how much RAM?

    a)
    1 GB
    b)
    4 GB
    c)
    32 GB
    d)
    64 GB

    Explanation

    The number of unique memory addresses is determined by 2 raised to the power of the number of address lines. A 32-bit address bus can have 2^32 unique addresses. Since each address points to one byte of memory, the total addressable memory is 2^32 bytes, which equals 4 gigabytes (GB).

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