• 2022-05-29 问题

    函数 mysql_connect()和 mysql_pconnect()都能建立与数据库服务器的连接, 下列关于两者的描述正确 的是 ______ A: mysql_connect() 建立非持久连接,可以使用 mysql_close() 关闭连接 B: mysql_pconnect() 建立非持久连接,可以使用 mysql_close() 关闭连接 C: mysql_pconnect() 建立持久连接,可以使用 mysql_close() 关闭连接 D: mysql_connect() 建立非持久连接,不可以使用 mysql_close() 关闭连接

    函数 mysql_connect()和 mysql_pconnect()都能建立与数据库服务器的连接, 下列关于两者的描述正确 的是 ______ A: mysql_connect() 建立非持久连接,可以使用 mysql_close() 关闭连接 B: mysql_pconnect() 建立非持久连接,可以使用 mysql_close() 关闭连接 C: mysql_pconnect() 建立持久连接,可以使用 mysql_close() 关闭连接 D: mysql_connect() 建立非持久连接,不可以使用 mysql_close() 关闭连接

  • 2022-06-06 问题

    The air-conditioner is running in the winter and to be stopped, we should() A: close Fan and Humidifier at the same time B: firstly close Fan and then close humidifier immediately C: firstly close humidifier and then close Fan immediately D: firstly close humidifier and then close Fan after 30 second

    The air-conditioner is running in the winter and to be stopped, we should() A: close Fan and Humidifier at the same time B: firstly close Fan and then close humidifier immediately C: firstly close humidifier and then close Fan immediately D: firstly close humidifier and then close Fan after 30 second

  • 2022-05-28 问题

    But American friends may not be close, or they are close with ______ .

    But American friends may not be close, or they are close with ______ .

  • 2022-06-08 问题

    下面正确的关闭文件的语句格式是( ) A: close(变量名) B: .close() C: close(文件名) D: .close

    下面正确的关闭文件的语句格式是( ) A: close(变量名) B: .close() C: close(文件名) D: .close

  • 2022-06-04 问题

    I wanted so much to_________ my store and go traveling in the heated summer. A: close on B: close in C: close up D: close to

    I wanted so much to_________ my store and go traveling in the heated summer. A: close on B: close in C: close up D: close to

  • 2022-06-06 问题

    My ________ friend lives _________ to the zoo. A: close; closed B: closely; closed C: closed; closely D: close; close

    My ________ friend lives _________ to the zoo. A: close; closed B: closely; closed C: closed; closely D: close; close

  • 2021-04-14 问题

    启动和关闭MySQL服务的命令是(): mysql net start 和mysql net stop|mysql start net和mysql stop net|net mysql start和net mysql stop|net start mysql和net stop mysql

    启动和关闭MySQL服务的命令是(): mysql net start 和mysql net stop|mysql start net和mysql stop net|net mysql start和net mysql stop|net start mysql和net stop mysql

  • 2022-06-01 问题

    关闭所有打开的文件的命令是( ) A: use B: close C: close database D: close all

    关闭所有打开的文件的命令是( ) A: use B: close C: close database D: close all

  • 2022-05-29 问题

    MySQL数据库产品包括()。 A: MySQL企业服务器 B: MySQL社区服务器 C: MySQL嵌入数据库 D: MySQL集群

    MySQL数据库产品包括()。 A: MySQL企业服务器 B: MySQL社区服务器 C: MySQL嵌入数据库 D: MySQL集群

  • 2022-05-28 问题

    MySQL配置文件是 A: /etc/mysql/my.cnf; B: /etc/mysql/mysql.cnf; C: /etc/mysql/my.conf; D: /etc/mysql/mysql.conf;

    MySQL配置文件是 A: /etc/mysql/my.cnf; B: /etc/mysql/mysql.cnf; C: /etc/mysql/my.conf; D: /etc/mysql/mysql.conf;

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