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Deffense [45]
3 years ago
10

What is the purpose of a system call in an operating system?

Computers and Technology
1 answer:
ikadub [295]3 years ago
6 0

Answer:

 The system call is the programming way for executing the requesting the services in the program from kernel in the particular operating system.

The main purpose of the system call in the operating system is that it basically provide the different types of the services to the users by using the API (Application program interface) system.

It basically provide the interface for allowing the users to request the services between the operating system and a processor. In the linux there are basically three types of system call are as follows:

  • Fork
  • Waitpid
  • Exist

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one billion (9 zeros) is being reached fast – 15 seconds. but to get to one trillion (12 zeros) – the difference is amazing – 4 hours and 10 minutes. Basically 1000 times more.

Explanation:

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What does a coder do on a daily basis?
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medical charts and assinging codes

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Philip is thinking about customizing his motorcycle. A paint job, saddlebags, and a radio would cost $600. His motorcycle is old
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Answer:

He will temporarily have less money in his bank account.

Explanation:

Philip will have less money in his bank account at this time because he is considering modifying his motorcycle that costs approx $600, but his bike older and he also understands that he required a new bike in the next two years.

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Among the aforementioned parts, the FLASH DRIVE is the most common. Why do you think a flash drive will be essential for you as
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4 0
3 years ago
You will complete 3 tasks. Task 1: Determine if the input number is prime or not You will ask the user for an integer You will d
GuDViN [60]

Answer:

Program is written in C++

#include<iostream>

using namespace std;

int main()

{

//1. Prime Number

int num;

cout<<"Input Number: ";

cin>>num;

int chk = 0;

for(int i =2; i <num;i++)

{

 if(num%i==0)

 {

  chk = 1;

  break;

 }

}

if(chk == 0)

{

 cout<<num<<" is prime"<<endl;

}

else

{

 cout<<num<<" is not prime"<<endl;

}

//2. Greatest Common Factor

int num1, num2, x, y, temp, gcf;  

cout<<"Enter two numbers: ";

cin>>num1;

cin>>num2;

x = num1;

y = num2;

while (y != 0) {

   temp = y;

   y = x % y;

   x = temp;

 }

 gcf = x;

 cout<<"Greatest Common Factor: "<<gcf<<endl;

 

// 3. LCM  

cout<<"Enter two numbers: ";

cin>>num1;

cin>>num2;

x = num1;

y = num2;

while (y != 0) {

   temp = y;

   y = x % y;

   x = temp;

 }

 gcf = x;

 int lcm =(num1 * num2)/gcf;

cout<<"Least Common Multiple: "<<lcm<<endl;

return 0;

}

Explanation:

<em>I've added the full source code as an attachment where I make use of comments to explain some lines</em>

Download cpp
6 0
3 years ago
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