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problem 1: Some systems automatically open a file when it is referenced for the first time and close the file when the job terminates. Describe the merits and demerits of this scheme compared with the more traditional one where the user has to open and close the file explicitly.

problem 2: What are the implications of supporting UNIX consistency semantics for shared access for those files which are stored on remote file systems?

problem 3: What is the requirement for Mounting in a file system?

problem 4: Make a comparison of the given disk scheduling algorithms.

a) Shortest Service Time First (SSTF)
b) SCAN
c) Last In First Out (LIFO)
d) FSCAN

problem 5: How does surveillance programs are used in the threat monitoring?

problem 6: describe several checks a surveillance program might make to find out, if a user is attempting to corrupt a critical file.

problem 7: Describe regarding the transforming of Input-Output requests.

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