[考古] 網路程式設計/林國貴/96下期末考
※ [本文轉錄自 FCU_Talk 看板]
作者: sklogn (Jer) 看板: FCU_Talk
標題: [考題][資訊系][網路程式設計][林國貴96下期末考]
時間: Tue Jun 17 15:47:23 2008
1.說明下列System CAlls及Macros的功能及其參數、返回值的功用與內容？(40分)
(a).select(nfds,&rfds,&wfds,(fd_set *) 0,(struct timeval *) 0)
(b).FD_SET(msock,&afds);
FD_ISSET(msock,&rfds);
FD_CLR(fd,&afds);
(c).(void) signal(SIGCHLD,reaper)
(d).wait3(&status,WNOHANG,(struct rusage *) 0)
(e).pid=fork();
execve(path,argv,envp);
(f).ioctl(fd,FINOBIO,(char *)&one);
(g).pthread_create(&th,&ta,(void * (*) (void *)prstats,0));
(h).pthread_attr_setdetachstate(&ta,PTHREAD_CREATE_DETACHED);
2.說明下列資料型態以及結構的功用及內容？(15分)
(a).pthread_mutex_t stmutex;
(b).fd_set rfds,afds;
(c).struct service{char * sv_name;
char sv_useTCP;
int sv_socket;
void (* sv_func) (int);}
(d).struct service * fd2sv[NOFILE];
3.簡答題：(40分)
(a).a zombie state
(b).delayed slave allocation
(c).slave preallocation
(d).the super sever,Inetd
(e).static and dynamic sever configuration
(f).encapsulation and tunneling
(g).application gateway
(h).RPC(Remote Procedure Call)
4.詳細說明實做TCP/IP sever程式有哪些不同的方法及技術，
並且比較這些不同的方式及架構的優缺點？(20分)
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