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Q. What are the three main activities of an operating system in regard to memory management?
Answer:
a. Keep follows of which parts of memory are currently being used and by whom.
b. Choose which processes are to be loaded into memory when memory space becomes available.
c. Allocate as well as deallocate memory space as needed.
DIFFERENT MULTITHREADING MODELS Multithreading Models the majority multithreading models fall into one of the following categories of threading implementation: 1. M
Q. In the IBM/370 memory protection is offered through the use of keys. A key is a 4-bit quantity every 2K block of memory has a key (the storage key) associated with it. The CPU
The questions ask List four major functions of an OS. My answer: Function 1: Provide a user interface Function 2: Manage files Function 3: Manage hardware Function 4: Manage appli
Deadlock Prevention Prevention is the name given to method that guarantee that deadlocks can never happen for the reason that the way the system is structured. Since 4 conditio
Q. It is occasionally said that tape is a sequential-access medium whereas magnetic disk is a random-access medium. In fact the correctness of a storage device for random access d
Explain about threading issues? The fork and exec system calls In a multithreaded program of few UNIX systems have chosen to have two versions of fork, one that duplicates e
shell script that accepts two directory names as arguments and delete those file in the second directory that are identical to the file in the first
Unisex Restroom Problem
Identifying parallelism A formal way to identify parallelism in an activity is to draw a task dependence graph in a directed graph in which each vertex represents a task to
Write a Perl script assignGrades.pl to assign letter grades to the students.
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