计算机经典笔试题

计算机经典笔试题,标签：银行笔试题目,企业笔试题目,http://www.qz26.com
       if( err != 0)
{
           return; 
       }
       if(LOBYTE( wsaData.wVersion ) != 1||
           HIBYTE( wsaData.wVersion) != 1)
{
            WSACleanup();
            return;
        }
       SOCKET sockSrv=socket(AF_INET,SOCK_STREAM,0);
       SOCKADDR_IN addrSrv;
       addrSrv.sin_addr.S_un.S_addr=htonl(INADDR_ANY);
       addrSrv.sin_family=AF_INET;
       addrSrv.sin_port=htons(6000);
       bind(sockSrv,(SOCKADDR*)&addrSrv,sizeof(SOCKADDR));
       listen(sockSrv,5);

www.qz26.com
       SOCKADDR_IN addrClient;
       int len=sizeof(SOCKADDR);
       while(1)
       {
            SOCKET sockConn=accept(sockSrv,(SOCKADDR*)&addrClient,&len);
            char sendBuf[100];
            sprint(sendBuf,"Welcome %s to http://www.qz26.com/",
           inet_ntoa(addrClient.sin_addr));
            send(sockConn,sendBuf,strlen(sendBuf)+1,0);
            char recvBuf[100];
           recv(sockConn,recvBuf);
            printf("%s\n",recvBuf);
            closesocket(sockConn);
            WSACleanup();
       } 
}
注：这是Server端；File->New->Win32 Console Application，工程名：TcpSrv；然后，File->New->C++ Source File，文件名：TcpSrv；在该工程的Setting的Link的Object/library modules项要加入ws2_32.lib
#include
#include
void main()
{
        WORDwVersionRequested;
        WSADATA wsaData;
        int err;
        wVersionRequested = MAKEWORD(1,1);
        err = WSAStartup(wVersionRequested,&wsaData);
        if( err != 0)
{
            return; 
        }
        if(LOBYTE( wsaData.wVersion ) != 1||
            HIBYTE( wsaData.wVersion) != 1)
{

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