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2 cards from this section. Quick, good the night before a test.
What is the primary purpose of a page table?
Think about how programs access data in memory.
Define a two-level page table.
Consider how addresses are organized.
What does a hierarchical page table do?
Think about efficiency in mapping.
True or False: An inverted page table keeps a separate page table for each process.
Evaluate how processes are treated in this structure.
Imagine a system using a three-level page table where the first-level table can store 256 entries. If each second-level table can also hold 256 entries, how many total entries can be supported on the third level?
Think about how levels multiply in a hierarchy.
In your system, describe how efficiency differs when using a hashed page table as opposed to a traditional page table for mapping virtual pages to physical frames.
Contemplate searching strategies in both models.
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