CMSC 125: Operating Systems LE02

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Across
  1. 3. Occurs when total size of locality exceeds total memory size.
  2. 4. Phenomenon wherein no progress is achieved due to processes waiting on each other.
  3. 8. Memory management scheme supporting user view of memory.
  4. 10. Supports more than one task making progress.
  5. 11. Results from referencing a page that is non memory resident.
  6. 12. Identified performance ganis from adding additional corse to an application with both serial and parallel components.
  7. 14. Time it takes to stop one process and start another.
  8. 16. Routine is not loaded until it is called.
  9. 18. A phenomoenon which results to inefficient use of storage.
  10. 20. Systems where access to main memory may vary.
Down
  1. 1. Segment of code involving modification of common variables.
  2. 2. block of available memory.
  3. 5. Allows bringing a page into memory only when needed.
  4. 6. Allows for more efficient process creation as only modified pages are copied.
  5. 7. More frames, more page faults.
  6. 9. Amount of time from request to first response.
  7. 13. sits between main memory and CPU registers.
  8. 15. hardware device which maps virtual addresses to corresponding physical addresses.
  9. 17. Technique allowing I/O devices to communicate directly to main memory.
  10. 19. Also called associative memory