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semantics of system call , Operating System
what is semantics of system call execution?
Posted Date: 11/18/2012 12:07:28 PM | Location : Pakistan
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Determine the minimum number of units of resource, An operating system invo...
An operating system involves 3 user processes each one requiring 2 units of resource R .The minimum number of units of R like no deadlocks will ever take place is The minimum
Explain producer-consumer problem using semaphores, Producer-Consumer Probl...
Producer-Consumer Problem Using Semaphores The Solution to producer-consumer problem use three semaphores namely- full, empty and mutex. The semaphore 'full' is utilized for
Explain fifo page replacement, FIFO page replacement This is the easie...
FIFO page replacement This is the easiest page replacement algorithm. At this juncture the 1 st page entering is the 1 st to leave that is the oldest page leaves. To execute
Pages into physical memory, For reading, most operating systems use demand ...
For reading, most operating systems use demand paging. This means that pages are only read from the disk into physical memory when they are needed. In the page table, there is a re
Case studies, Did Abhinav agree to the initial timeline requested by Rebecc...
Did Abhinav agree to the initial timeline requested by Rebecca
Demand paging, Demand paging gives that pages could only be brought into ...
Demand paging gives that pages could only be brought into memory if the running process acts them. This is usually referred to as lazy evaluation as only those pages operated by
Introduction to paging, We will brie?y introduce paging to ?nish off this l...
We will brie?y introduce paging to ?nish off this lecture. When a process is loaded, not all of the pages are immediately loaded, since it's possible that they will not all be need
Software Support (Introducing Operating Systems), The questions ask List fo...
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
Explain tree structured directories structure, Tree structured directories:...
Tree structured directories: This is the main common directory structure. The tree has a root directory as well as every file in the system has a unique path name. A directory
Explain how indefinite blocking or starvation occur, explain how indefinit...
explain how indefinite blocking or starvation occurs..
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