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Regard as a computer system that runs 5000 jobs per month with no deadlock-prevention or deadlock-avoidance scheme. Deadlocks take place about twice per month and the operator must
Synchronization can be achieved by means other than locks and condition variables. One alternative is semaphores. A semaphore is used to regulate traf?c in a critical section. A se
Q. If magnetic hard disks eventually have the same cost per gigabyte as do tapes will tapes turn into obsolete or will they still be needed? Describe your answer. Answer: Tap
Problem: (a) Discuss Distributed File System Caching. (Your discussion should include the goal and architecture of distributed file system caching and the various possible c
Define deadlock avoidance. An alternative method for avoiding deadlocks is to need additional information about how resources are to be requested. Every request requires the sy
Define thrashing. Thrashing is the accident of high page traffic and low CPU utilization. It is observed that the cause of thrashing is an under-commitment of memory to program
What lead to the concept of paging? The main memory is separated into two parts that are one for the resident operating system, and one for the user processes. We may perhaps p
PART A Question 1 Using your own words, explain what a continuous random variable and a continuous probability density function are. Give examples. Question 2 Gi
how copy on write on pages when many process works at a same time?
What is degree of multiprogramming ? Degree of multiprogramming signifies the number of processes in memory. If the degree of Multiprogramming is steady after that the average
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