Question: 1.What data structure does the kernel use to hold the state of the CPU and of the process? How many of this structure are there?

1.What data structure does the kernel use to hold the state of the CPU and of the process? How many of this structure are there? Name three elements in the structure.

2. Describe external fragmentation. What technique did PALM OS use to correct memory fragmentation? How did they avoid causing problems for running programs?

3. Draw the Mac OS System 1 memory layout

4.In the application partition of Mac OS System 1:

A. How was the heap guarded? Where there problems with this method?

B. How was the stack guarded? Where there problems with this method?

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