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
Consider a large web-based database. In some sense, Google is sort of like this. There might be many users who want to read from the database, but only a few users who are allowed

What is critical section problem? Consider a system consists of 'n' processes. Every process has segment of code called a critical section, in which the process might be changi

Q. Does Windows XP offer any user-mode processes that enable it to run programs developed for other operating systems? Describe two of these subsystems. Answer: Environmental

Consider a particular system that does not have an interrupting clock.  The only way a thread can lose the processor is to voluntarily surrender it.  Additionally, the operating sy

Most process abstractions support processes being destroyed when the program terminates, or in response to a specific kill directive. There are two common implementations, one a "p

Q. Discuss the advantages as well as disadvantages of caching name translations for computers located in remote domains. Answer: There is a performance benefit to caching nam

What is Single-level Directory All files are constrained in the similar directory, which is simple to support and understood. One limitation is when the number of files enhance

Write a short note on peer-to-peer computing. Peer-to-peer (P2P) system model is a kind of distributed OS. In this model, clients and servers aren't distinguished from one anot

justify the role played by the operating system in managing the process to avoid deadlock