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Q. How Program execute in operating system?
Program execution- The operating system fills the contents (or sections) of a file into memory as well as begins its execution. A user level program couldn't be trusted to properly allocate CPU time.
The term ‘page traffic’ explains Page traffic’ explains the movement of pages in and out of memory.
List disadvantages of using a single directory. Users have no privacy. Users must be careful in choosing file names, to avoid names used by others. Users may destroy each othe
Define the “turn-around” time of a user job Turn- around time is total time taken to execute the job.
Q. Show the services which provided by operating system? A) Resource Allocation: If there are more than one user or jobs running at the same instance then resource
please help us to write a code in c for tree directory structures.
Using pages makes it easier to manage the whole memory, avoiding excessive fragmentation and waste. As an analogy, think of Tetris, but with only square blocks: it is relatively ea
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Define multithreading The proficiency of an operating system to execute different parts of a program called threads simultaneously is called as multithreading. A thread is a fl
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
importance of Operating system in modern computers. Also explain various functions & types of operating systems
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