What is the use of system calls, Operating System

Q. What is the use of system calls?

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

Related Discussions:- What is the use of system calls

Explain external fragmentation?, Explain external fragmentation? Extern...

Explain external fragmentation? External fragmentation is the process where the free space and the space still available for use, in a piece of storage become separated into ma

We can view an operating system as a resource allocator, We can view an ope...

We can view an operating system as a resource allocator. Explain. We can outlook an operating system as a resource allocator. A computer system has Many resources (software and

Write a short note on memory management, Write a short note on Memory manag...

Write a short note on Memory management. Memory management includes reallocating and allocating the memory space. The kinds of allocation of memory FIXED PARTITIONING

How memory utilization factor shall be computed, How Memory utilization fac...

How Memory utilization factor shall be computed Memory utilization factor shall be defined as Memory in use/total memory connected

Define where a program generation activity aims, Define where a Program gen...

Define where a Program generation activity aims Program generation activity aims at Automatic generation of program

Identify main functions of an operating system, Question: Introduction to ...

Question: Introduction to Operating Systems a) Define the term ‘Operating System' and identify main functions of an operating system. b) What are the characteristics of a go

What is symmetric multiprocessing, Symmetric multiprocessing To get ma...

Symmetric multiprocessing To get maximum reliability and efficiency a mode of function called as symmetric multiprocessing is used. In essence, with SMP any program or threads

Combined approaches (ULT/KLT), combined approaches (ULT/KLT)

combined approaches (ULT/KLT)

Declare some applications of open source systems, Declare some Applications...

Declare some Applications of Open Source Systems • Finance • Educational • Data Storage and Management • ERP (Enterprise Resource Planning) •File Sharing & FTP

Load sharing , Load Sharing : Processes are not given to a particular proc...

Load Sharing : Processes are not given to a particular processor. A global queue of threads is used to maintain. Each processor, when idle, picks a thread from this queue. Note th

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages