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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.
Question: Concurrency and Synchronization a) Define the following terms: I. Critical section II. Mutual Exclusion III. Deadlock IV. Starvation. b) Name three methods w
RESOURCE ALLOCATION GRAPH When a process Pi wishes an instance of resource type Rj, a request edge is inserted in the resource allocation graph. When this request is able to be
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using the transformation process model and system thinking concepts explain the key operation of TGL works.
Question : a) What do you understand by a Directory Structure? Support your answer with a diagram. b) Give an example how Access Lists and Groups are arranged to mode of
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