In a 64-bit machine, with 2 GB RAM, and 8 KB page size, how many entries will…

2013

In a 64-bit machine, with 2 GB RAM, and 8 KB page size, how many entries will be there in the page table if it is inverted?

Answer: A. 218 — An inverted page table has one entry per physical frame. Calculate entries by dividing Physical Memory (2 GB = 2^31 bytes) by Page Size (8 KB = 2^13 bytes).…

  1. A.

    218

  2. B.

    220

  3. C.

    233

  4. D.

    251

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Correct answer: A

An inverted page table has one entry per physical frame. Calculate entries by dividing Physical Memory (2 GB = 2^31 bytes) by Page Size (8 KB = 2^13 bytes). Result: 2^31 / 2^13 = 2^18 entries.

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