--%>
Assignment Help - homework help

Purpose of exec functions

Specify the purpose of exec functions?

E

Expert

Verified

Whenever a process calls one of the exec functions, that particular process is fully replaced through the new program. New program starts its execution from the main function. The processed does not alters across an exec since a new process is not created. However, this function substitutes the current process with the new program from the disk.

   Related Questions in Programming Languages

  • Q : "Const" qualifier for pointers and

    In C++ an arguments to a function can be declared as constant as shown below:

    Q : Define Encapsulation Encapsulation :

    Encapsulation: Safeguarding the state of objects by stating its attributes as private and channeling entrance to them via accessor and mutator techniques.

    		•
  • Q : Describe Locale Locale : The details

    Locale: The details which are dependent on conventions and customs approved by a specific country or culture. Within programs, this influences issues like number and date formatting, for example. Designers of classes must be sensitive to the locale-sp

    		•
  • Q : Components of ASP.NET AJAX architecture

    Name the components of ASP.NET AJAX architecture?

    		•
  • Q : Different layers in Windows Architecture

    Explain how many different layers comprise in Windows Architecture?

    		•
  • Q : Define the term Pixel Define the term

    Define the term Pixel: It is a `picture element' - usually a colored dot on a screen.

    		•
  • Q : Define Unconditional Jumps

    Unconditional Jumps: Jumps which are not strictly upwards in the block hierarchy can require extensive control-flow manipulation, including creation of redundant code, and should be avoided if possible. Such jumps add considerable modeling overhead fo

    		•
  • Q : Web based programming homework

    Component 2 Task b: Task Description Computing students at this University who study on undergraduate courses require a method to view their module marks and to see how they are progressing on the module. You have been asked to develop a web

    		•
  • Q : What is Filter stream Filter stream :

    Filter stream: It is an input-output class which filters or manipulates its stream of input- or output-data in some manner. Two illustrations are: DataInputStream and DataOutputStream.

    		•
  • Q : Function overloading in C plus Function

    Function overloading in C++: The function name containing numerous definitions which are differentiable by the number or kinds of their arguments is termed as function overloading.

    		•