AD&OC

  

1) What is the difference between internal and external fragmentation? When does it occur? 

2) What are the distinctions between logical, relative and physical addresses? 

3) Name 2 differences between a page and a segment 

4) Why is the principle of locality crucial to the use of virtual memory? 

5) Briefly define the alternative page fetch policies. )

6) What is the purpose of the TLB?