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Q. Advantages and disadvantages of multiprogramming?
Advantages
1. High CPU utilization.
2. It appears that many programs are allotted CPU almost concurrently.
Disadvantages
1. CPU scheduling is required.
2. To accommodate several jobs in memory, memory management is essential.
Q. What kinds of services does the process manager provide? Define local procedure call? Answer: The process manager offers services for creating and deleting and using proce
Developing Code with Threads Writing code to support a thread-based implementation is very straightforward. Simple APIs are presented to the developer for each threads package.
Demand paging With demand paging, a page is called into memory only when a location on that page is actually indexed during run time. With pre-paging, pages other than the one
What are attributes? Attributes are the one, which explains the properties of data object.
PADM 530. case study part 1
Write socket based fortune teller server
COMBINED ULT/KLT APPROACHES Idea is to merge the best of both approaches Solaris is an illustration of an OS that combines both ULT and KLT Thread creation complete i
Why is it not possible to enforce memory protection at compile time? Every process should be protected against unwanted interference by other process, whether intentional or
DESCRIBE OPERATING SYSTEM
What is preallocation? Why do it? Allocating space for a file before making the file to allow for expansion. This reserves space for a certain file so that other files can't gr
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