从下面的信息:root@localhost ~]#可以得知前面用户是() A: 不确定 B: root C: localhost D: bin
从下面的信息:root@localhost ~]#可以得知前面用户是() A: 不确定 B: root C: localhost D: bin
连接 MySQL 数据库的正确方法是( ) A: mysql_open("localhost","root","root"); B: mysql_connect("localhost","root","root"); C: connect_mysql("localhost","root","root"); D: dbopen("localhost","root","root");
连接 MySQL 数据库的正确方法是( ) A: mysql_open("localhost","root","root"); B: mysql_connect("localhost","root","root"); C: connect_mysql("localhost","root","root"); D: dbopen("localhost","root","root");
关于[root@localhost etc]#,描述错误的是 A: 登陆用户是localhost B: 登陆用户是root C: 当前目录是etc D: E: 是超级用户root的命令提示符
关于[root@localhost etc]#,描述错误的是 A: 登陆用户是localhost B: 登陆用户是root C: 当前目录是etc D: E: 是超级用户root的命令提示符
实现将root用户的密码修改为'1111'的语句,正确的是() A: alter user 'root'@'localhost' identified by ‘1111’; B: alter user 'root'@'localhost' identified by 1111; C: alter user 'root'@'localhost' =‘1111’; D: set user 'root'@'localhost' =‘1111’;
实现将root用户的密码修改为'1111'的语句,正确的是() A: alter user 'root'@'localhost' identified by ‘1111’; B: alter user 'root'@'localhost' identified by 1111; C: alter user 'root'@'localhost' =‘1111’; D: set user 'root'@'localhost' =‘1111’;
以下是root用户执行命令及结果情况[root@localhost work]...____________________
以下是root用户执行命令及结果情况[root@localhost work]...____________________
[root@localhost ~]# cd .. 该命令执行后当前目录位置是( ) A: root B: / C: .. D: /root
[root@localhost ~]# cd .. 该命令执行后当前目录位置是( ) A: root B: / C: .. D: /root
请看下面的代码,数据库关闭指令将关闭哪个链接标识?( ) <?php $link=mysql_connect("localhost","root",""); $link2=mysql_connect("localhost","root",""); mysql_close(); ?>
请看下面的代码,数据库关闭指令将关闭哪个链接标识?( ) <?php $link=mysql_connect("localhost","root",""); $link2=mysql_connect("localhost","root",""); mysql_close(); ?>
mysql _h localhost -u root,上述命令表示为“localhost”主机中的__________________用户
mysql _h localhost -u root,上述命令表示为“localhost”主机中的__________________用户
下列可以将mysql的本地root用户的密码修改为‘123’的是() A: setpasswordforroot@'localhost'=password('123'); B: updatemysql.usersetpassword=password('123')whereuser='root'andhost='localhost'; C: selectpasswordforroot@'localhost'=password('123'); D: createuserroot@'localhost'identifiedby'123';
下列可以将mysql的本地root用户的密码修改为‘123’的是() A: setpasswordforroot@'localhost'=password('123'); B: updatemysql.usersetpassword=password('123')whereuser='root'andhost='localhost'; C: selectpasswordforroot@'localhost'=password('123'); D: createuserroot@'localhost'identifiedby'123';
下面通过UPDATE语句将root用户的密码修改为mypwd2的语句中,正确的是 A: UPDATE mysql.user SET Password=PASSWORD('mypwd2') WHERE User='root' and Host='localhost'; B: UPDATE mysql.users SET Password=PASSWORD('mypwd2') WHERE User='root' and Host='localhost'; C: UPDATE mysql.users SET Password=PASSWORD('mypwd2') WHERE User='root' OR Host='localhost'; D: UPDATE mysql.user SET Password=PASSWORD('mypwd2') WHILE User='root' OR Host='localhost';
下面通过UPDATE语句将root用户的密码修改为mypwd2的语句中,正确的是 A: UPDATE mysql.user SET Password=PASSWORD('mypwd2') WHERE User='root' and Host='localhost'; B: UPDATE mysql.users SET Password=PASSWORD('mypwd2') WHERE User='root' and Host='localhost'; C: UPDATE mysql.users SET Password=PASSWORD('mypwd2') WHERE User='root' OR Host='localhost'; D: UPDATE mysql.user SET Password=PASSWORD('mypwd2') WHILE User='root' OR Host='localhost';