--%>
Assignment Help - homework help

Functions of System calls

Show what are the different functions of System calls?

E

Expert

Verified

Following are the different functions of System calls:-

a.    In this the system calls are used to read the process then allow the handler to take the action over it.

b.    It allows to perform the processing of the event as well as the handler to save the state of CPU.

c.    It can also be used to re-establish the state of the Central Processing Unit (CPU) by switching back to that of the user mode and let the CPU resume the execution of the program.

d.    The system call, calls the Windows API i.e. in functional state and its triggers can interrupt that makes the switch from CPU to kernel mode.

e.    It executes the API function that processes the event and switches back to the user mode.

   Related Questions in Programming Languages

  • Q : What is Runtime stack Runtime stack :

    Runtime stack: It is a stack structure maintained by the Java Virtual Machine which records that methods are presently being executed. The most of late entered technique will be at the top of the stack and the main technique of an application will be

    		•
  • Q : Define Loop variable Loop variable : A

    Loop variable: A variable employed to control the operation of a loop, like a for loop. Usually, a loop variable will be provided an initial value and it is then incremented after each and every iteration till it passes or reaches a terminating value.

    		•
  • Q : Describe Last in-first out Last in,

    Last in, first out: It is the LIFO semantics of a stack data structure. Items are eliminated in the opposite order to which it arrived in the stack; therefore newer items are always eliminated before older ones.

    		•
  • Q : What is Pattern Pattern : It is a

    Pattern: It is a recurring theme in class usage or design. Interfaces like Iterator encapsulate a pattern of admission to the items in a collection, whereas freeing the client from the requirement to know details of the way in which the collection is

    		•
  • Q : State the term multi threading State

    State the term multi threading.

    		•
  • Q : How can you explain basic elements of

    How can you explain basic elements of WebServices?

    		•
  • Q : Main purpose of Child Header files

    Illustrate what is the main purpose of Child Header files?

    		•
  • Q : Write a program using simple loop

    Objective:  The purpose of this problem is to gain experience with the principles necessary to write a program using simple loop, decision processing, counters and accumulators Save the Barns, a bi-partisan po

    		•
  • Q : Static and dynamic modeling in

    Illustrate in brief the term static and dynamic modeling in programming?

    		•
  • Q : Describe Overriding for restriction

    Overriding for restriction: It is a form of method overriding in which the sub-class version of a method calls the super-class version first of all and then employs or manipulates the outcome or consequences of that call in some manner.

    		•