1) Explain Disk scheduling algorithms

2) Explain Different directory structures

3) Explain Demand paging

4) Explain all page replacement algorithms

5) Explain Different RAID structures

6) Explain Deadlock prevention techniques

7) Explain Deadlock avoidance techniques

8) Explain Deadlock recovery techniques

9) Explain Different file allocation methods

10) Explain Access matrix

11) Explain Different security mechanisms

12) problems on page replacement ( faults etc for eg: see page-355 ,9.9 ->(b) bit )

13) questions from PROTECTION AND SECURITY chp also!!!

Note: sir guaranteed this questions !! If not appeared you can ask for marks and
this time too , the 20-20 scores will be given a GIFT!!!