What is the purpose of system calls, Operating System

Q. What is the purpose of system calls?

Answer: System calls permit user-level processes to request services of the operating system.


Posted Date: 7/27/2013 2:27:35 AM | Location : United States

Related Discussions:- What is the purpose of system calls, Assignment Help, Ask Question on What is the purpose of system calls, Get Answer, Expert's Help, What is the purpose of system calls Discussions

Write discussion on What is the purpose of system calls
Your posts are moderated
Related Questions
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 "sus

Explain Swapping Swapping is a method of temporarily removing inactive programs from the memory of computer system.

demonstrate ergonomics

Allocators can also be used to avoid problems with unsafe languages. C and C++ are pervasive, with huge amounts of existing code. They are also memory-unsafe languages, in that the

The performance of a file system depends upon the cache hit rate (fraction of blocks found in the cache). If it takes 1 msec to satisfy a request from the cache, but 40 msec to sat

What are the advantages of Linked allocation? The benefits are a. No external fragmentation b. Size of the file does not require to be declared

File System Interface and Implementation The Nachos file system, as distributed, uses a single-level index allocation method for data allocation of files. In the current design,

Explain briefly the working of semaphore with example ? The E.W. Dijkstra (1965) abstracted the key idea of mutual exclusion in his concepts of semaphores. Definition A s

Cold Backup: It is copying the three groups of files when the object is shut down. This is a straight file copy, generally from the storage disk directly to tape. You must end th

how intranet can make your business effective