Learn Linux MCQ questions & answers are available for a Computer Science students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Linux MCQ question is the important chapter for a computer science and technical students. Page-8 section-3
#include<stdio.h>
#include<unistd.h>
int main()
{
pid_t child;
child = fork();
printf("%d\n",child);
return 0;
}#include<stdio.h>
#include<stdlib.h>
#include<netinet/in.h>
#include<sys/types.h>
#include<sys/socket.h>
int main()
{
int fd_server, fd_client, len;
struct sockaddr_in add_server;
fd_server = socket(AF_INET,SOCK_STREAM,0);
if (fd_server == -1)
{
perror("fd_sock");
exit(1);
}
add_server.sin_family = AF_INET;
add_server.sin_port = htons(4001);
add_server.sin_addr.s_addr = inet_addr("122.23.1.1");
len = sizeof(add_server);
if( bind(fd_server,(struct sockaddr*)&add_server,len) != 0)
perror("bind");
if(listen(fd_server,5) != 0)
perror("listen");
fd_client = accept(fd_server,(struct sockaddr*)&add_server,&len);
if(fd_client == -1)
perror("accept");
return 0;
}#include<stdio.h>
#include<sys/types.h>
#include<sys/un.h>
#include<sys/socket.h>
#include<errno.h>
int main()
{
struct sockaddr_un addr;
int fd;
fd = socket(AF_UNIX,SOCK_STREAM,0);
if (fd == -1)
perror("socket");
addr.sun_family = AF_UNIX;
strcpy(addr.sun_path,"demo_sock");
if (bind(4,(struct sockaddr*)&addr,sizeof(addr)) == -1)
printf("Example\n");
return 0;
}