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An operating system provides the environment within that programs are executed. Internally operating systems differ greatly in their makeup because they are organized along many different lines. Design of a new operating system is amajor task. It is essential that goals of the system be well defined before design begins.
We can view an operating system from many vantage points. One view emphases on the services which the system provides, another on the interface which it makes available to users and programmers and a third on its components and their interconnections.
Is disk scheduling, other than FCFS scheduling, useful in a single-user environment? Explain your answer. In a single-user environment, the I/O queue usually is blank. Requests
Define dynamic linking. Dynamic linking is same to dynamic loading, rather that loading being postponed unless execution time, linking is postponed. This feature is usually use
Placement algorithms :calculate where in available real-memory to execute a program. Common functions are next-fit, first-fit, and best-fit. Replacement algorithms :are
Define the “turn-around” time of a user job Turn- around time is total time taken to execute the job.
i need the job to be done within 3 days
Q. Explain the differences in terms of cost between the three storage types nonvolatile, volatile and stable. Answer: Volatile storage refers to main as well as cache memory an
What are the four necessary conditions of deadlock prevention? Ans: Four essential conditions for deadlock prevention: a. The meaning of removing the mutual exclusio
Banker's Algorithm In this analogy Customers ≡ processes Units ≡ resources, say, tape drive Ba
explain any four types of operating system feature and structure(design)
Write socket based fortune teller server
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