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Question 1:
(a) Discuss about the evolution of operating systems from mainframe batch systems to mainframe time sharing systems.
(b) Explain your understanding of the "suspend" state of a process, supplying justifications for its existence.
(c) Discuss about 5 possible elements involved with "process control" information.
(d) Draw a 5 state queuing diagram which caters for multiple blocked queues.
Question 2:
(a) Explain the concept of mutual exclusion.
(b) Discuss requirements needed to provide support for mutual exclusion.
(c) Discuss, stating advantages and disadvantages, of User Level threads and Kernel level threads.
Question 3:
(a) Discuss about issues involved with dynamic partitioning of memory management.
(b) Discuss the implications involved with the readers/writers problem.
Q. Name two differences between logical and physical addresses? Answer: A logical address doesn't refer to an actual existing address rather it refers to an abstract address in
Explain FIFO page replacement A FIFO replacement algorithm associates with every page the time when that page was brought into memory. When a page must be changed, the oldest p
Q. Operating System as User Interface? • Every general purpose computer comprises the operating system, hardware, system programs and application programs. The hardware compris
(a) Describe services of operating systems. (b) Differentiate among the short term, medium term and long term scheduling that are given by multi-tasking operating systems.
Q. Present an algorithm for reconstructing a logical ring after a process in the ring fails? Answer: Typically distributed systems utilize a coordinator process that performs
what is a batch system give me answer in simple words so that i can understand
What OS''s are available in market as open source?
Q. Define the difference among pre-emptive and non pre-emptive scheduling. Answer: Pre-emptive scheduling permits a process to be interrupted in the midst of its execution ta
Discuss the risks of having a single root user
Define thread cancellation & target thread. The thread cancellation is the task of terminating a thread before it has completed. A thread that is to be cancelled is often refer
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