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Write about critical regions and monitors.
Critical region definition
Monitor definition
Implementation of the conditional-region construct
Syntax of monitor
Monitor with condition variables
Schematic view of monitors
Monitor solution to dining-philosopher problem
Question: OS Installation / File system a) Why is NTFS portioning preferred over FAT16 or FAT32 when security is of primary concern? b) State a situation or an application w
Define lazy swapper. Rather than swapping the entire process into main memory, a lazy swapper is used. A lazy swapper never swaps a page into memory unless that page will be ne
What is an operating system? An operating system is a program that manages the computer hardware. It acts as an intermediate among users of a computer and the computer hardware
Q. Consider a system that holds 5000 users. Presume that you want to allow 4990 of these users to be able to access one file. a. How would you denote this protection scheme in
The physical memory acts as a cache backed by the disk. When the physical memory is full, and we want to read in another page from disk, we have to evict a page from physical memor
Under what circumstances do page faults occur? Describe the actions taken by the operating system when a page fault occurs. A page fault happens when an access to a page that
Question: A set of processes are in a deadlock state when every process in the set is waiting for an event that can be caused by only another process in the set. (a) There
List the various file attributes. A file has particular other attributes, which vary from one operating system to another, but typically having of these: Name, identifier, typ
scheduling
File allocation using I nodes. This method is used to decrease the size of the table in the above method. Every file will have an I-node list. Allow a file have 15 pointers a
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