OS Organization Chapter 7 Memory Management W. Stallings book

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  1. Memory Management, involves ... ?
    swapping blocks of data from secondary storage.
  2. Memory I/O is _?_ compared to a CPU​
    slow
  3. In Memory Management the OS must cleverly time the swapping to __?__ the CPU's efficiency
    The OS must cleverly time the swapping to maximize the CPU’s efficiency​
  4. Memory needs to be allocated to ensure a reasonable supply of ___?__ __?__ to consume available processor time​
    Memory needs to be allocated to ensure a reasonable supply of ready processes to consume available processor time​.
  5. Memory Management: 4 requirements:
    • Relocation
    • ​Protection
    • ​Sharing​Logical organization​
    • Physical organization​
  6. Memory Management:​ Requirements: Relocation: The programmer does not know where the program will be placed in memory when it is executed. (T/F)?
    TRUE.
  7. Memory Management:​ Requirements: Relocation: it may be swapped to disk and return to main memory at a __?___ location (relocated)​
    it may be swapped to disk and return to main memory at a different location (relocated)​
  8. Memory Management:​ Requirements: Relocation: Memory references must be translated to the actual __?__ __?__ address
    Memory references must be translated to the actual physical memory address​
  9. Memory Management: Terms: Frame:
    Fixed-length block of main memory.​
  10. Memory Management: Terms: Page:
    Fixed-length block of data in secondary memory (e.g. on disk).
  11. Memory Management: Terms: Segment:
    Variable-length block of data that resides in secondary memory. ​

Card Set Information

Author:
geschw66
ID:
319401
Filename:
OS Organization Chapter 7 Memory Management W. Stallings book
Updated:
2016-05-09 07:04:28
Tags:
OS Computer Organization
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Description:
OS Organization Class WUSTL Spring 2016
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