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Q1) Suppose an operating system maps user-level threads to the kernel using the many-to-many model and the mapping is done through LWPs. furthermore the system allows developers to create real-time threads. is it necessary to bind a real-time thread to an LWP? Explain.
Define the term context switch. Explain how context switching takes place. (use a diagram, with two processes)
Develop a user mode command interpreter which support list-short.
Explain the difference between internal fragmentation and external fragmentation. Which one occurs in paging system? Which one occurs in system using pure segmentation?
Select one of two possible short reports, Subject 1. Page Replacement Algorithms and Block Caching, Subject 2. Storing Blocks and Remembering Where You Stored Them
The purpose of this program is to change such that it makes use of the IPC facilities provided by UNIX.
i. Deadlock avoidance ii. Deadlock prevention and iii. Deadlock detection
Intermediate Level Tasks : Below is a simple program. It creates 2 threads. The first thread keeps printing out X on the screen, and the second thread keeps printing out O on the screen.
Discuss an application that would benefit from the use of barrier synchronization
Computer has 16 pages of virtual address space but only three physical pages frames. Initially physical memory is empty. Program references virtual pages in order 1,2,3,4,5,3,4,1,6,7,8,7,8,9,7,8,9,5,4,5,4,2 Which references a page fault with LRU ..
Write a java program on Professional Expression Assignment
In different communications models, communication may take place using either "message passing" or "shared memory". Distinguish between "message passing" and "shared memory", illustrating your answer with a diagram Give three advantages of virt..
Every day at 2PM a client's computer at work reboots itself. You have made sure the power management settings in the BIOS and in the Windows Control Panel are not responsible.
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