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Q. What is the use of system programs?
Answer: System programs are able to be thought of as bundles of useful system calls. They provide fundamental functionality to users so that users don't need to write their own programs to solve common problems.
The term ‘page traffic’ explains Page traffic’ explains the movement of pages in and out of memory.
What are the different file operations? Create : - Space for the file in the file system update directory table. Write : - file name and data to be written is
advantages and disadvantages of monolithic and layered approach
Q. Explain some of the ways an application can use memory via the Win32 API. Answer: (1) Virtual memory offers several functions that allow an application to reserve and rele
In a multiprogramming and time sharing environment several users share the system simultaneously .what are two such problems?
How does an operating system make multiprogramming possible by using single processor?
What are the various layers of a file system? The file system is composed of many dissimilar levels. Each level in the design uses the feature of the lower levels to make new f
What is the main function of the memory-management unit? The runtime mapping from virtual to physical addresses is done by a hardware device known as a memory management unit (
(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.
List two types of system directories A) Device directory:- Describing physical properties of files. B) File directory :- Giving logical properties of the files.
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