Hi guys all of we know how to shutdown the PC using batch file or by normal method.But have you ever tried to shutdown your PC using C program.If not in this tutorial i am gonna teach you how to shutdown your PC by writing a simple c program.so lets see how to do this. Steps: 1.Open any c program compiler and copy the below code. Code to shutdown the PC: For windows 7: #include <stdio.h> #include <stdlib.h> #include<conio.h> //optional main() { char ch; printf("Do you want to shutdown your system yes or no\n"); scanf("%c",&ch); if (ch == 'Y' || ch == 'y') system("C:\\WINDOWS\\System32\\shutdown /s"); // s-shutdown r-restart l-logoff h-hibernate getch(); // you can use return 0; instead of getch(); } Note: S-Shutdown. r-Restart. l-Log off. h-Hibernate. It takes 30 seconds to shutdown,But if you want to shutdown immediately use shut...